3FT DB9 Male to DB9 Female Serial Cable Black Extension

DB9 RS232 Serial Extension Cable

This 3FT DB9 male to DB9 female serial extension cable is designed for extending RS232 serial connections between computers, industrial equipment, controllers, modems, point-of-sale systems, CNC machinery, laboratory equipment, and other devices using standard DB9 serial ports.

The cable features straight-through wiring with all nine conductors connected pin-for-pin, ensuring compatibility with equipment requiring full RS232 communication signals. The black jacket provides a professional appearance for commercial, industrial, and OEM installations.

Product Features

• DB9 Male to DB9 Female serial extension cable
• 3FT cable length
• Straight-through RS232 wiring
• All 9 conductors connected
• Pin 1 through Pin 9 wired straight-through
• Molded connectors with strain relief
• Black cable jacket
• Suitable for commercial, industrial, and OEM applications
• RoHS, REACH, and TSCA compliant

Connector Information

• Connector A: DB9 Male


• Connector B: DB9 Female


• Interface Type: RS232 Serial
• Wiring Configuration: Straight Through
• Conductors: 9 Wire
• Length: 3FT
• Color: Black
• Part Number: 00820
• UPC: 820799008205

Common Applications

• Industrial automation systems
• PLC and controller communications
• Point-of-sale (POS) equipment
• Barcode scanners and receipt printers
• CNC machines and manufacturing equipment
• Legacy computer systems
• RS232 modems and communication devices
• Laboratory and test equipment
• Network management consoles
• Embedded system development

Serial Connectivity Specialists Since 1996

Since 1996, PCCables.com has supplied RS232 serial cables, DB9 adapters, industrial communication products, legacy computer connectivity solutions, and hard-to-find interface cables for businesses, government agencies, OEM manufacturers, educational institutions, and technology professionals worldwide.