Black Box FA4509M-GY
DB9 Colored Modular Adapter Unassembled Male to RJ45 8-Wire (Gray)
The Black Box FA4509M-GY is an unassembled, modular adapter that allows users to create custom DB9 to RJ45 connections tailored to their specific serial communication requirements. Its flexible design makes it ideal for integrating legacy serial devices into modern network environments, providing reliable, long-distance connectivity over Ethernet cabling.
Features :
Designed for versatility, the FA4509M-GY enables users to configure pinouts to match various serial devices’ needs, making it suitable for applications in data centers, networking, and industrial environments. The adapter’s unassembled nature provides maximum customization, allowing precise wiring of each pin to suit RS232 or other protocols.
Advanced Options :
Its durable gray housing ensures protection in diverse installation scenarios, while the RoHS compliance guarantees environmentally conscious manufacturing. Whether extending communication links or integrating legacy hardware into modern systems, this adapter offers a reliable and adaptable solution.
Product Key Features
- Fully unassembled for custom pinout configurations
- Connects legacy DB9 serial devices (modems, switches, routers) to RJ45 network cabling
- Supports 8-wire twisted-pair Ethernet cables for extended reach
- Suitable for RS232 and other serial communication applications
- Durable gray plastic housing, lightweight and robust
- RoHS compliant with a limited lifetime warranty
Reliability & Performance :
Constructed with high-quality materials and designed for durability, the FA4509M-GY ensures consistent, stable connections in demanding environments. Its customizable wiring allows precise pin configuration, reducing connection errors and enhancing communication reliability. Backed by a limited lifetime warranty, this adapter provides long-term performance and peace of mind for professional networking and serial communication setups.
Key Features :
- Unassembled design for custom wiring and pin configurations
- Male DB9 connector for legacy serial device connectivity
- RJ45 connector compatible with Ethernet cabling
- Supports 8-wire twisted-pair Ethernet cables for extended transmission distances
- Durable gray plastic housing, RoHS compliant
- Suitable for RS232, networking, industrial, and communication applications



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