- **6kV Surge Protection Capability:** Provides robust protection against high-energy transients up to 6kV (10/700µs waveform), ensuring reliable operation in harsh electrical environments. - **Gigabit Ethernet Compatibility:** Fully supports 10/100/1000 Mbps Ethernet data transmission without signal degradation, maintaining full network throughput and low insertion loss. - **PoE Support (2-Pair and 4-Pair):** Compatible with IEEE 802.3af (PoE) and IEEE 802.3at (PoE+) standards, supporting both 2-pair and 4-pair power transmission modes up to 60VDC. - **Low Capacitance Design:** Pin-to-pin capacitance less than 3 pF minimizes signal distortion and ensures high-speed data integrity for Gigabit Ethernet applications. - **Low Clamping Voltage:** Differential mode clamping voltage below 5V provides superior protection for sensitive Gigabit PHY components and advanced semiconductor interfaces. - **Industrial Temperature Range:** Operates reliably from -40°C to +70°C, suitable for outdoor, industrial, and mission-critical network installations. - **Compact and Durable Construction:** Encased in an aluminum alloy housing (AL Box) for enhanced electromagnetic shielding, mechanical strength, and heat dissipation. - **Easy Integration:** Designed for inline installation between network devices and cabling, providing a simple and effective method to protect network infrastructure.

Manufacturer: Rayon

Category: PoE Injector

- **16 Independent RS232 Ports:** Each NF116 unit provides 16 fully functional RS232 serial ports via DB9 male connectors. - **Hardware-Controlled RS232 Interface:** Supports full RS232C hardware control lines (RTS, CTS, DTR, DSR, DCD, RI) for reliable communication. - **Built-in FIFO UART Controller:** Integrated **16C554** FIFO-type UART chip ensures efficient data buffering and reduced CPU overhead. - **Daisy-Chain Expandability:** Multiple NF116 boxes can be daisy-chained using DB37 connectors, allowing expansion up to **64 serial ports** per PCI slot when used with compatible Rayon multiport cards. - **Industrial-Grade Construction:** Compact metal enclosure (268 × 128 × 38 mm) designed for durability and EMI resistance. - **Flexible System Integration:** Compatible with Rayon’s **P640NU**, **P1016**, **P1032**, **P1048**, and **P1064** PCI multiport cards, as well as intelligent IOP3927F and P990F controllers. - **High-Speed Serial Communication:** Supports baud rates from **110 bps to 115,200 bps**, with UNIX-compatible speed mapping for 57,600, 76,800, and 115,200 bps. - **Comprehensive Flow Control:** Supports both **XON/XOFF software handshake** and **RTS/CTS hardware handshake**. - **Wide Environmental Tolerance:** Operates in 5–40°C and 10–90% RH environments, suitable for industrial and office deployments. - **Plug-and-Play Integration:** Designed for seamless connection via A640 cable to Rayon PCI cards, requiring minimal configuration.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Triple Interface Support:** Each of the 16 ports can be independently configured as RS232, RS422, or RS485 via DIP switches, allowing mixed-mode operation within a single box. - **Built-in Advanced FIFO UART Controller:** Incorporates a 16C554 FIFO-type UART controller for efficient data buffering and reduced CPU overhead. - **High Port Density:** Provides 16 serial ports in a single compact enclosure, minimizing rack space and cabling complexity. - **Flexible Configuration:** Two DIP switch bits per port—one selects RS232 or RS422/RS485 mode, and the other selects RS422 or RS485 mode. - **Daisy-Chain Expandability:** Supports daisy-chaining via DB37 connectors (DB37 male output, DB37 female input) to expand up to 64 serial ports using multiple boxes. - **Hardware and Software Flow Control:** Supports both RTS/CTS hardware handshake and XON/XOFF software flow control. - **Wide Compatibility:** Designed to interface with Rayon’s P640NU and IOP3927F intelligent multiport cards, enabling scalable PCI-based serial expansion. - **Industrial-Grade Design:** Rugged metal enclosure with DB9 male connectors ensures durability and secure connections in industrial and commercial environments. - **Flexible Application Scenarios:** Suitable for local RS232 connections, remote RS422 links, and multi-drop RS485 networks. - **Compact Form Factor:** Space-efficient design (268 × 128 × 38 mm) for easy integration into control cabinets or communication racks.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **16 Independent Serial Ports:** Provides sixteen RS422/RS485 serial communication ports via DB9 male connectors, enabling simultaneous multi-device connectivity. - **Configurable Interface per Port:** Each port can be independently configured as RS422 or RS485 using DIP switch settings, allowing mixed-mode operation within a single box. - **Built-in FIFO UART Controller:** Incorporates the advanced FIFO-type 16C554 UART controller for efficient data buffering and reduced CPU overhead, ensuring stable high-speed communication. - **Output Enable Timing Control:** A dedicated DIP switch allows adjustment of output enable timing for TXD/RXD signals, optimizing performance for different RS485 network topologies. - **Daisy-Chain Expandability:** Supports daisy-chain connection via DB37 male output and DB37 female input connectors, allowing up to four boxes to be linked for a total of 64 serial ports per PCI slot. - **Compact Industrial Design:** Housed in a durable metal enclosure measuring 268 × 128 × 38 mm, suitable for rack or panel mounting in industrial environments. - **Compatibility with Rayon Multiport Cards:** Fully compatible with Rayon’s P640NU intelligent multiport card and IOP3927F intelligent PCIIOP series cards, providing flexible system expansion. - **Wide Environmental Tolerance:** Designed for operation in environments with temperatures from 5°C to 40°C and humidity levels from 10% to 90% RH. - **Flexible System Integration:** Ideal for applications requiring multiple serial interfaces such as data acquisition, industrial automation, POS systems, and communication servers.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Four Independent Communication Ports:** Each of the four ports can be individually configured for RS232, RS422, or RS485 operation using DIP switches. - **Full Electrical Isolation:** Every port is galvanically isolated from the others and from the host system ground, preventing ground loops and protecting against electrical surges. - **Mixed‑Mode Operation:** Supports simultaneous use of different interface standards across ports (e.g., two RS232 and two RS485). - **Selectable Impedance and Termination:** Jumper‑selectable impedance settings for RS422/RS485 modes allow proper line termination and signal integrity over long cable runs. - **Built‑In Power Supply:** Integrated universal power supply accepts **90–260 VAC** or **–48 VDC** input, eliminating the need for external adapters. - **Status Indication:** Each port includes **TXD/RXD LED indicators** for real‑time monitoring of transmit and receive activity. - **Flexible Connectivity:** Input via **DB37 male connector**; output via four **DB25 male connectors** (one per port). - **Compact Industrial Enclosure:** Rugged metal housing with dimensions **298 × 135 × 55 mm**, suitable for rack or panel mounting. - **Auto Data Direction Control (RS485):** Built‑in automatic data direction management ensures half‑duplex RS485 communication without manual RTS control. - **Compatibility:** Designed for use with RAYON PCIPORT four‑port PCI cards (P584/P485/P984/P524U series) through A640 or equivalent cables.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 4-Ports PCI

- **Four Independent RS232 Serial Ports:** Provides four asynchronous serial communication channels via ISA bus interface. - **16550A UART Compatibility:** Each port uses a 16550A‑compatible UART with 16‑byte transmit and receive FIFOs, ensuring efficient buffered communication and reduced CPU overhead. - **High‑Speed Data Transmission:** Supports baud rates from **50 bps up to 115,200 bps**, software‑selectable per port. - **Plug‑and‑Play ISA Interface:** Designed for standard ISA bus systems, allowing easy integration into legacy PC/AT architectures. - **Flexible Connector Options:** Includes a **DB37 female connector** on the card with a breakout cable to **four DB9 male** connectors (or optional **four DB25 male** connectors on request). - **Multi‑Operating System Support:** Compatible with **DOS**, **Windows 95/98/ME/NT/2000/XP**, **Linux**, and **SCO OpenServer**. - **Dual‑Card System Support:** Up to **two A402 cards per system**, enabling up to eight serial ports in a single PC. - **Robust Design for Industrial and Embedded Use:** Engineered for reliability in industrial automation, instrumentation, and communication control systems. - **Flow Control Options:** Supports both **hardware (RTS/CTS)** and **software (XON/XOFF)** flow control mechanisms. - **Comprehensive Driver Package:** Includes drivers and installation utilities for multiple operating systems, ensuring broad compatibility and ease of deployment.

Manufacturer: Rayon

Category: RS232 4-Ports

- **Eight Independent Communication Ports:** Each of the eight ports can be configured individually for RS‑422 or RS‑485 operation via DIP switches, allowing mixed‑mode deployment across multiple serial standards. - **Full Electrical Isolation:** Every port is galvanically isolated from the system ground, preventing ground loops and protecting connected equipment from voltage differentials and surges. - **Flexible Interface Selection:** Each port can be independently set to RS‑422 (full‑duplex) or RS‑485 (half‑duplex) mode. RS‑485 mode supports automatic data direction control, eliminating the need for RTS signal management. - **Integrated Power Supply:** Built‑in universal power supply supports **90–260 VAC** or **–48 VDC** input, enabling deployment in both standard AC and telecom DC environments. - **High‑Density Connectivity:** One **DB‑62 female input connector** interfaces with the host PCI card, while eight **DB‑25 male output connectors** provide isolated serial outputs. - **Signal Monitoring:** Each port includes **TXD/RXD LED indicators** for real‑time transmission and reception monitoring, simplifying diagnostics and system verification. - **Configurable Impedance:** Jumper‑selectable termination resistors (typically 120 Ω) are available for RS‑422/RS‑485 modes to ensure proper line impedance matching and signal integrity. - **Industrial‑Grade Construction:** Rugged metal enclosure with compact dimensions (298 × 135 × 55 mm) designed for rack, panel, or desktop installation in industrial and laboratory environments. - **Plug‑and‑Play Integration:** Direct connection to RAYON P588/P588U/P5168U PCI cards via R803 DB‑62‑to‑DB‑62 cable; no additional configuration required beyond DIP switch settings.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Eight Ground-Isolated RS232 Ports:** Each of the eight ports is individually isolated to prevent ground loop interference and ensure stable communication in electrically noisy environments. - **Built-in FIFO Type UART Controller:** Incorporates the **16C554** advanced FIFO (First-In-First-Out) UART controller chip, providing efficient buffering and minimizing data loss during high-speed communication. - **Full Hardware Control Line Support:** Fully compliant with RS232C standards, supporting all standard control signals (RTS, CTS, DTR, DSR, DCD, RI). - **Daisy-Chain Expandability:** Supports daisy-chaining via DB37 connectors, allowing multiple boxes to be linked together to expand the number of available serial ports—up to 32 ports per system. - **Compatibility with Rayon Multiport Cards:** Designed to interface seamlessly with **P640NU** and **IOP3927F** intelligent multiport cards, enabling flexible system configurations. - **Compact and Durable Design:** Housed in a robust enclosure measuring **268 × 128 × 38 mm**, suitable for desktop or rack-mounted installations. - **Ground Isolation:** Each port is galvanically isolated, enhancing system reliability and protecting connected devices from electrical surges or potential differences. - **Flexible System Integration:** Ideal for industrial automation, data acquisition, instrumentation, and communication control systems requiring multiple isolated serial connections.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Multi-Interface Support:** Each of the eight ports can be individually configured as RS232, RS422, or RS485 via DIP switches, allowing mixed-mode operation within a single box. - **Ground Isolation:** Each serial port is galvanically isolated, reducing ground loop interference and ensuring reliable communication in electrically noisy environments. - **Built-in FIFO UART Controller:** Integrated **16C554 FIFO-type UART** controller provides efficient data buffering and high-speed serial communication with reduced CPU overhead. - **Flexible Configuration:** Two DIP switch bits per port allow precise interface selection: - One bit selects between RS232 and RS422/RS485 modes. - The second bit selects between RS422 and RS485 when applicable. - **Daisy-Chain Expandability:** Supports daisy-chaining via DB37 connectors, enabling up to **32 serial ports** when multiple boxes are linked. - **Hardware Compatibility:** Designed to interface with **Rayon P640NU** and **IOP3927F intelligent multiport cards**, providing scalable serial expansion for PCI-based systems. - **Industrial-Grade Construction:** Durable metal enclosure with compact dimensions (268 × 128 × 38 mm) suitable for rack or panel mounting. - **Comprehensive Interface Control:** Fully supports hardware handshaking and control lines for RS232 communication. - **Flexible Deployment:** Ideal for applications requiring a combination of local (RS232), remote (RS422), and multi-drop (RS485) serial connections.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **8-Port Ground-Isolated Serial Communication:** Each IF208 unit provides eight fully isolated RS422/RS485 serial ports, ensuring signal integrity and protection against ground loops and electrical noise. - **Configurable Interface via DIP Switch:** Each port can be individually configured as RS422 or RS485 using dedicated DIP switch settings. This flexibility allows mixed-mode operation within a single box. - **Built-in FIFO Type UART Controller (16C554):** The integrated 16C554 chip provides advanced FIFO buffering, reducing CPU load and improving data throughput for high-speed serial communication. - **Output Enable Timing Control:** A dedicated DIP switch allows adjustment of output enable timing for TXD/RXD lines, optimizing communication timing for various RS485 network configurations. - **Daisy-Chain Expandability:** The IF208 supports daisy-chaining through DB37 connectors, enabling expansion up to 32 serial ports when multiple boxes are linked together. - **Industrial-Grade Isolation:** Each port is ground-isolated, providing enhanced protection for connected devices and ensuring reliable operation in electrically noisy environments. - **Compact and Durable Design:** With a robust metal enclosure measuring 268 × 128 × 38 mm, the IF208 is designed for industrial environments where durability and space efficiency are critical. - **Compatibility with Rayon Multiport Cards:** Fully compatible with Rayon’s P640NU and IOP3927F intelligent multiport cards, allowing seamless integration into existing serial communication infrastructures. - **Flexible Application Support:** Suitable for local, remote, and multi-drop serial communication setups, supporting RS422 for long-distance connections and RS485 for multi-node networks.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Eight Independent RS232 Ports:** Each F641 box provides eight fully functional RS232C serial ports, allowing simultaneous communication with multiple external devices such as terminals, modems, or industrial controllers. - **FIFO-Type UART Controller (16C554):** Each port is managed by a 16C554 UART chip featuring built-in FIFO buffers, reducing CPU overhead and improving data throughput and reliability. - **High-Speed Serial Communication:** Supports baud rates from 110 bps up to 230,400 bps, with compatibility mapping for legacy software (high-speed rates mapped to 50–200 bps equivalents). - **Expandable Daisy-Chain Architecture:** Up to eight F641 boxes can be daisy-chained to a single IOP3927 CPU card via DB37 connectors, supporting a total of 64 serial ports per card. - **Hardware and Software Flow Control:** Supports both Xon/Xoff (software) and RTS/CTS (hardware) flow control for flexible communication management. - **System Offload via Intelligent I/O Processor:** When paired with the IOP3927 card, the F641 offloads serial communication tasks from the host CPU, improving overall system performance. - **Flexible Mounting and Expansion:** Modular design allows single or multiple boxes to be mounted using brackets for stable installation in rack or desktop configurations. - **Cross-Platform Driver Support:** Compatible with multiple operating systems including SCO UNIX, Windows NT/2000/XP, and Linux, with dedicated drivers and installation utilities provided by Rayon.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Eight RS232C Ports per Box:** Each NF641N provides eight independent RS232 serial communication ports, each with full hardware control lines. - **Built-in FIFO UART Controller:** Integrated **16C554A** FIFO-type UART controller ensures efficient data buffering and high-speed communication. - **High-Speed Data Transmission:** Supports baud rates up to **230.4 kbps**, with compatibility for standard rates from 110 bps to 230,400 bps. - **Expandable System Architecture:** Daisy-chain capability allows up to **64 serial ports** using multiple NF641N boxes connected in series. - **Flexible Compatibility:** Designed to interface with multiple Rayon intelligent multiport cards, including **F960, F990, P960F, P990F, P640NU, IOP3927F, and A320 PCIe** cards. - **Compact and Durable Design:** Constructed with industrial-grade materials for reliability in demanding environments. - **Simple Power Requirement:** Operates on a single **5VDC** power input, minimizing power complexity. - **Optional RI Signal Support:** Standard NF641N does not support the Ring Indicator (RI) signal; users requiring RI functionality can order the **NF641NRI** variant. - **Hardware Flow Control:** Supports both **RTS/CTS** and **Xon/Xoff** flow control mechanisms. - **Temperature and Humidity Tolerance:** Designed for stable operation in a wide range of environmental conditions (5–40°C, 10–90% RH). - **Compact Dimensions:** 231 × 89 × 38 mm (9.1 × 3.5 × 1.5 inches), suitable for rack or desktop installation. - **Daisy-Chain Connectors:** Equipped with **DB37F (input)** and **DB37M (output)** connectors for chaining multiple boxes.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Eight RS232C Ports per Box:** Each F641N unit provides eight independent RS232 serial ports, each with full hardware handshaking and control lines. - **Built-in FIFO UART Controller:** Integrated **16C554** FIFO-type UART chip ensures smooth data flow and minimizes CPU overhead by buffering data at the hardware level. - **High-Speed Communication:** Supports baud rates from **110 bps up to 230.4 kbps**, suitable for a wide range of serial communication applications. - **Expandable Architecture:** Up to **eight F641N boxes** can be daisy-chained to a single IOP3927F or P640NU card, supporting a total of **64 serial ports**. - **Flexible Interface Compatibility:** Designed for **RS232C** standard communication; compatible with various Rayon intelligent I/O cards. - **Hardware and Software Flow Control:** Supports both **RTS/CTS** hardware flow control and **Xon/Xoff** software flow control. - **Industrial-Grade Design:** Durable construction with stable operation across a wide environmental range. - **Compact Form Factor:** Space-efficient design suitable for rack or desktop integration. - **Optional IRQ Line:** Provides optional interrupt request (IRQ) line connection from box to card for optimized performance. - **Daisy-Chain Connectivity:** Equipped with **DB37 female (input)** and **DB37 male (output)** connectors for chaining multiple boxes.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Eight Independent RS232 Ports:** Provides eight fully functional serial ports for simultaneous communication with multiple RS232 devices. - **16550A UART Compatibility:** Each port integrates a 16550A-compatible UART, ensuring hardware buffering and efficient interrupt handling for high-speed data transmission. - **High-Speed Data Transfer:** Supports baud rates from 50 bps up to 115,200 bps, suitable for a wide range of serial communication requirements. - **ISA Bus Interface:** Designed for standard 16-bit ISA bus architecture, ensuring compatibility with legacy industrial PCs and embedded systems. - **Comprehensive OS Support:** Compatible with DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO UNIX, providing flexibility across diverse system environments. - **Compact Design:** Small PCB footprint (122 mm × 101 mm) allows installation in space-constrained systems. - **Flexible Connector Options:** Includes a DB37 female to 8 × DB9 male breakout cable; optional DB25 male cable available upon request. - **Multi-Card Support:** Up to two A480 cards can be installed in a single system, expanding the total number of available serial ports to sixteen. - **Industrial Reliability:** Built with high-quality components and designed for continuous operation in demanding environments.

Manufacturer: Rayon

Category: RS232 4-Ports

- **8 Independent RS-232 Ports:** Provides eight fully functional serial communication ports for simultaneous data transmission and reception. - **Intel RISC CPU 80960:** Onboard 32-bit RISC processor handles communication tasks independently, reducing host CPU load and improving system performance. - **16550A UART Compatibility:** Each port is equipped with a 16550A-compatible UART, ensuring compatibility with standard serial communication protocols and software. - **High-Speed Data Transfer:** Supports baud rates from 50 bps up to 115,200 bps, suitable for a wide range of serial communication applications. - **Shared IRQ Mapping:** Utilizes a single sharable interrupt request (IRQ) line for all ports, optimizing system resource usage and simplifying configuration. - **Flexible I/O Address Assignment:** 64-byte and 8-byte I/O address ranges are automatically assigned by the PCI BIOS, ensuring seamless integration with system resources. - **Comprehensive OS Support:** Compatible with multiple operating systems including DOS, Windows 95/98/ME/NT/2000/XP, Linux, and SCO Unix. - **Compact ISA Form Factor:** Designed for standard ISA slots, with a compact board size of 141 mm x 106 mm. - **Durable Construction:** Built with industrial-grade components for long-term reliability in demanding environments. - **Connector Options:** Equipped with a DB62 female connector on the card, with an included breakout cable (DB62 male to 8×DB9 male). Optional DB25 male connectors are available upon request. - **Multi-Card Support:** Supports installation of up to two cards per system, allowing expansion to 16 serial ports.

Manufacturer: Rayon

Category: RS232 8-Port

- **Eight RS422 Serial Ports:** Provides eight fully independent RS422 communication channels for industrial or multi-user systems. - **FIFO 16C554 UART Controller:** Each port is managed by a 16C554 UART chip with built-in FIFO buffering, ensuring efficient data handling and reduced CPU overhead. - **High-Speed Data Transmission:** Supports baud rates up to 230.4 kbps (230,400 bps), suitable for demanding serial communication environments. - **Expandable Architecture:** Up to eight F642 boxes can be daisy-chained to a single IOP3927 CPU card, supporting up to 64 serial ports per card. - **Daisy-Chain Connectivity:** Equipped with DB37 female (input) and DB37 male (output) connectors for linking multiple boxes in sequence. - **Compact and Modular Design:** Dimensions of 231 mm × 89 mm allow for efficient rack or panel installation. - **System Integration:** Designed for seamless operation with Rayon’s IOP3927F CPU card, forming a complete intelligent multi-port serial communication subsystem. - **Reduced Host CPU Load:** Offloads serial communication tasks to the IOP’s local RISC processor, improving overall system performance. - **Industrial-Grade Construction:** Built with durable materials and robust connectors for reliable operation in industrial or enterprise environments.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Eight RS422 Serial Ports:** Each box provides eight independent RS422-compatible ports for differential serial communication. - **Built-in FIFO UART Controller:** Incorporates eight **16C554** UART chips, each with FIFO buffering for efficient data handling and reduced CPU overhead. - **High-Speed Data Transmission:** Supports baud rates up to **230,400 bps (230.4 kBd)**, ensuring reliable high-speed communication. - **Expandable Architecture:** Up to **eight F642N boxes** can be daisy-chained to a single host card, supporting a maximum of **64 serial ports**. - **Optional IRQ Line:** Provides an optional interrupt request line from the box to the host card for optimized interrupt-driven communication. - **DB37 Daisy-Chain Connectivity:** Equipped with **DB37 female (input)** and **DB37 male (output)** connectors for linking multiple boxes in sequence. - **DB25 Port Connectors:** Each serial port uses a **DB25 male connector**, ensuring compatibility with standard RS422 cabling and devices. - **FIFO Buffering:** Reduces data loss and improves throughput by buffering incoming and outgoing data streams. - **Compatibility:** Designed to interface with **Rayon P640NU** and **IOP3927F** intelligent multiport cards. - **Flexible System Integration:** Supports mixed interface configurations (RS232 and RS422) within the same host system. - **Industrial-Grade Design:** Built for continuous operation in controlled environments with wide temperature and humidity tolerance. - **Compact Form Factor:** Space-efficient design suitable for rack or desktop integration.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **8-Port RS422 Interface:** Provides eight independent RS422 serial communication ports per box. - **Built-in FIFO UART Controller:** Integrated 16C554 controller with FIFO buffering for efficient data handling and reduced CPU load. - **High-Speed Data Transmission:** Supports baud rates up to 230.4 kbps, suitable for high-throughput serial applications. - **Expandable Architecture:** Daisy-chain capability allows up to 8 boxes (64 ports) to be connected to a single intelligent multiport card. - **Flexible Compatibility:** Designed to interface with multiple Rayon intelligent I/O cards, including: - A320 PCIe intelligent multiport card - P640NU PCI card - IOP3927F ISA/PCI intelligent I/O processor card - F960 and F990 ISA intelligent multiport cards - **Compact and Durable Design:** Industrial-grade enclosure with DB25 male connectors for each port and DB37 connectors for inter-box communication. - **Simple Power Requirements:** Operates on a single 5V DC power input. - **Environmental Robustness:** Operates reliably in temperatures from 5°C to 40°C and humidity up to 90% RH. - **Flexible Mounting:** Can be used standalone or fixed in multi-box configurations using optional brackets. - **Hardware Flow Control:** Supports Xon/Xoff and RTS/CTS flow control mechanisms for reliable data transmission. - **Ease of Integration:** Compatible with multiple operating systems (Windows NT/2000/XP, Linux, SCO UNIX) through Rayon’s driver packages.

Manufacturer: Rayon

Category: PCI max 128 Serial

- **Full Pin-to-Pin 15HDB Male-to-Male Configuration:** Ensures complete signal integrity across all VGA pins, supporting analog video transmission without signal loss or degradation. - **Designed for 16-Port KVM Switches:** Optimized for use with 16-port KVM systems, enabling daisy-chaining or direct device interconnection. - **Integrated VGA, Keyboard, and Mouse Support:** Combines video and control signal pathways into a single, organized cable assembly for simplified cabling management. - **High-Quality Construction:** Manufactured with durable materials and precision-molded connectors to ensure long-term reliability and consistent performance. - **1.8-Meter Length:** Provides optimal reach for rack-mounted or desktop KVM configurations, balancing flexibility and signal quality. - **Rayon Outer Sheath:** The cable jacket is made from rayon, offering flexibility, abrasion resistance, and a smooth finish suitable for dense rack environments. - **Daisy-Chain Capability:** Enables cascading multiple KVM switches to expand system capacity without additional signal converters or adapters. - **Universal VGA Compatibility:** Supports standard VGA (Video Graphics Array) analog video signals for resolutions typically up to 1920×1080, depending on the KVM switch and connected devices. - **Plug-and-Play Operation:** No additional drivers or software required; compatible with standard VGA and PS/2 interfaces.

Manufacturer: Rayon

Category: Professional Accessories

- **3-in-1 Integrated Design:** Combines VGA video, keyboard, and mouse connections into a single cable assembly, minimizing cable management complexity. - **Optimized for 16-Port KVM Switches:** Specifically designed to interface with 16-port KVM systems, ensuring full compatibility and signal integrity. - **High-Quality VGA Signal Transmission:** Supports analog VGA video signals through a 15-pin HDB (HD15) male connector, providing clear and stable video output. - **Dedicated Keyboard and Mouse Connectors:** Includes standard male connectors for keyboard and mouse interfaces, typically PS/2 or USB depending on KVM model compatibility. - **Durable Construction:** Built with robust shielding and high-quality materials to minimize electromagnetic interference (EMI) and ensure long-term reliability. - **Standard Length:** 1.8 meters (approximately 6 feet), offering flexibility for rack-mounted or desktop configurations without excessive slack. - **Plug-and-Play Operation:** No additional drivers or software required; fully hardware-based connectivity. - **Color-Coded Connectors:** Simplifies installation by visually distinguishing between VGA, keyboard, and mouse connectors. - **Secure Fit:** Precision-molded connectors ensure a snug, reliable connection that resists accidental disconnection. - **Universal Compatibility:** Works with most standard VGA-based KVM switches and computer systems supporting PS/2 or VGA interfaces.

Manufacturer: Rayon

Category: Professional Accessories

- **3-in-1 Integrated Design:** Combines VGA video, keyboard, and mouse connections into one streamlined cable assembly, minimizing cable congestion and simplifying installation. - **Male-to-Male Configuration:** Both ends of the cable feature male connectors, allowing direct connection between KVM switch ports and computer interfaces without additional adapters. - **Optimized for 8-Port KVM Switches:** Specifically engineered for use with 8-port KVM systems, ensuring full compatibility and stable performance across all connected devices. - **Daisy-Chain Connectivity:** Supports daisy-chain port connections, enabling multiple KVM switches or computers to be linked in sequence for expanded system control. - **High-Quality Signal Transmission:** Shielded VGA line ensures clear, interference-free video output, while dedicated keyboard and mouse lines maintain precise input response. - **Standard Length (1.8 m):** Provides a balanced combination of reach and signal integrity, suitable for typical rack-mounted or desktop KVM configurations. - **Durable Construction:** Built with robust connectors and flexible cable sheathing to withstand frequent plugging, unplugging, and repositioning in professional IT environments. - **Plug-and-Play Operation:** No software or driver installation required; fully compatible with standard VGA and PS/2 interfaces.

Manufacturer: Rayon

Category: Professional Accessories

- **3-in-1 Integrated Design:** Combines VGA video, keyboard, and USB signal lines into one cable assembly, reducing clutter and simplifying cable management. - **Optimized for 8-Port KVM Switches:** Specifically engineered for use with 8-port KVM systems, supporting daisy-chain port connections between multiple KVM units or between a KVM switch and connected computers. - **Male-to-Male Configuration:** All connectors are male type, ensuring direct plug-in compatibility with standard female KVM and computer ports. - **High-Quality Signal Transmission:** Shielded VGA line ensures stable analog video output with minimal interference or signal degradation. - **Universal USB Support:** USB interface supports keyboard and mouse connectivity, compatible with USB 1.1 and USB 2.0 standards. - **Compact Length (1.8 m):** Ideal for rack-mounted or desktop setups where short, organized cable runs are preferred. - **Durable Construction:** Molded connectors and strain reliefs enhance durability and reduce wear from frequent plugging/unplugging. - **Simplified Daisy-Chain Connectivity:** Designed for linking multiple KVM switches in a daisy-chain configuration, enabling centralized control of multiple systems. - **Plug-and-Play Operation:** No additional drivers or software required; fully hardware-based connection.

Manufacturer: Rayon

Category: Professional Accessories

- **Multi-Port Connectivity:** Converts one DB37 female interface into four DB25 male outputs, enabling simultaneous connection of up to four serial devices. - **Optimized for RS4232-4 Systems:** Specifically designed for compatibility with the Rayon RS4232-4 box, ensuring seamless integration and signal integrity. - **Compact Design:** With a total length of 0.2 meters, the cable minimizes clutter and signal loss in confined installation environments. - **High-Quality Construction:** Manufactured with precision-molded connectors and shielded cabling to maintain signal quality and reduce electromagnetic interference (EMI). - **Durable Connectors:** The DB37 female and DB25 male connectors are equipped with metal shells and strain reliefs for mechanical stability and long service life. - **Plug-and-Play Operation:** No additional configuration or software setup required; simply connect to the RS4232-4 box and compatible devices. - **Versatile Application:** Suitable for industrial automation, data acquisition systems, serial communication hubs, and legacy equipment interfacing.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi-Connector Interface:** One DB37 male connector branching into four DB25 male connectors, enabling simultaneous connection of multiple devices or channels. - **Compact Length:** 0.2-meter (20 cm) cable length minimizes signal degradation and clutter, ideal for confined installations. - **High Signal Integrity:** Designed for stable electrical performance with minimal crosstalk and interference. - **Durable Construction:** Manufactured with robust materials to ensure long-term reliability in demanding environments. - **Precision-Molded Connectors:** Each connector is molded for strain relief and mechanical stability, reducing wear and tear from frequent plugging and unplugging. - **Versatile Application:** Suitable for data acquisition systems, industrial automation, test equipment, and communication interfaces. - **Plug-and-Play Compatibility:** Standard D-subminiature connectors ensure compatibility with a wide range of devices and interface cards. - **Optimized for Short-Distance Interconnects:** The 0.2 m length is ideal for internal cabinet wiring or close-proximity device interconnections.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port

- **Multi-Port Breakout Design:** Converts one DB37 male connector into four DB9 male connectors, enabling simultaneous connection of up to four serial devices. - **Compact 0.2 m Length:** Short cable length minimizes signal loss and electromagnetic interference (EMI), ideal for internal rack or enclosure wiring. - **High-Quality Construction:** Manufactured by Rayon with precision-molded connectors and durable cable sheathing for long-term reliability. - **Universal Compatibility:** Supports standard RS-232, RS-422, or custom serial pinouts depending on system configuration. - **Secure Mechanical Fit:** Each connector features screw-lock mechanisms to ensure stable and vibration-resistant connections. - **Optimized Signal Integrity:** Shielded cable design reduces crosstalk and maintains consistent data transmission quality. - **Industrial-Grade Materials:** Designed for use in industrial automation, instrumentation, and communication systems. - **Plug-and-Play Operation:** No additional drivers or configuration required; purely passive electrical interconnection. - **Versatile Application Range:** Suitable for data acquisition systems, CNC controllers, PLCs, test benches, and legacy serial communication setups.

Manufacturer: Rayon

Category: RS232 Mixed RS485 / RS422 8-Port