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Siig JJ-P04621-S7 interface cards/adapter Internal Serial

Siig

Compare today's prices on the "Siig JJ-P04621-S7 interface cards/adapter Internal Serial".

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Last Updated: 26/02/2026
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Product Description

Compare today's prices on the "Siig JJ-P04621-S7 interface cards/adapter Internal Serial".

SIIG JJ-P04621-S7 DP Quartet Serial 550 PCI

This PCI interface card gives you the ability to connect up to four legacy RS232 serial devices to a modern desktop computer, making it an ideal solution for point-of-sale systems, industrial controllers, laboratory instruments or any environment that still relies on 9-pin serial connections. The SIIG DP Quartet Serial 550 PCI eliminates the need for USB adapters and provides reliable, dedicated serial ports that are fully compatible with standard operating systems.

- Adds four independent 9-pin RS232 serial ports via a single PCI slot

- Features 16C550 UART with 256-byte FIFO buffers for high-speed, error-free data transfer

- Supports data rates up to 921.6 Kbps for demanding applications

- Plug-and-play installation with automatic IRQ and I/O address assignment

- Compatible with Windows and Linux operating systems

- Includes low-profile bracket for installation in compact or rack-mount cases

- Provides surge protection on all serial ports to safeguard connected equipment

- Each port can be individually configured for hardware or software flow control

Upgrade your system with this reliable quad-serial card for effortless connectivity to older peripherals or multiple serial devices simultaneously.

GTIN: 172302676150