Cable gender changer EFB Elektronik 37507.1 RJ-45 Metallic

The EFB Elektronik 37507.1 cable gender changer is a compact adapter with two RJ-45 UTP connectors wired 1:1. Finished in metallic colour, it connects two Ethernet cables to change their gender or extend cable runs without altering signal wiring. The adapter is compatible with standard 8P8C (RJ-45) network cables and is intended for straightforward inline connections in network setups.

Advantages

The metallic housing provides a durable and professional appearance while the 1:1 wiring preserves original cable pinouts for plug-and-play compatibility. Its compact, pass-through design requires no tools or termination and is suitable for temporary or permanent inline connections between RJ-45 cables.

Suitable for

• Extending Ethernet runs by joining two RJ-45 cables
• Converting cable gender when a male-to-male or female-to-female connection is required
• Quick field repairs and temporary network setups

Key specifications

• Brand: EFB Elektronik
• Manufacturer part number (MPN): 37507.1
• EAN: 4049759028169
• Connector 1: RJ-45 (8P8C)
• Connector 2: RJ-45 (8P8C)
• Wiring: 1:1 (straight-through)
• Product colour: Metallic

How to use

Insert the RJ-45 plug of one Ethernet cable into one side of the adapter and the RJ-45 plug of the second cable into the opposite side until each clicks into place. Ensure both cables are fully seated to maintain reliable contact. The adapter does not require configuration or special tools; simply connect and verify network link status on your devices.

Recommendations

Use the adapter indoors and avoid exposure to moisture or extreme temperatures. For best signal integrity, use with properly terminated Cat5e/Cat6 UTP cables and avoid adding multiple inline adapters in long runs.