Modular Connectors and RJ Connectors from Black Box

Gray Modular Adapter Kit DB25 Male to RJ45 Female -- FA4525M-GY

 
 
Gray Modular Adapter Kit DB25 Male to RJ45 Female -- FA4525M-GY -- View Larger Image
Gray Modular Adapter Kit DB25 Male to RJ45 Female -- FA4525M-GY-Image

Adapt DB25 RS-232 ports to RJ-45 or RJ-11 modular jacks.