RLH Product Launch

RLH Smart Ethernet IO Now Supports DNPv3 Protocol

RLH's latest release of its Smart Series line of Ethernet I/O products adds DNPv3 TCP Protocol support.

RLH Product Launch

4 Wire Data Industrial Fiber Optic Media Converters

RLH is proud to announce three new 4 Wire Data industrial fiber optic media converters.

RLH Product Launch

Introducing the Power Over Fiber System (PoF)

RLH is pleased to announce significant updates to our Power over Fiber system (PoF).

RLH Product Launch

Introducing the 4 Channel Contact Closure

RLH is pleased to announce our industrial 4 Channel Contact Closure Fiber Link System with SFP optics.

RLH Product Launch

Introducing the Analog Signal DIN Fiber Link System

RLH is pleased to announce our industrial Analog Signal DIN Fiber Link System. This system transmits a 4~20mA or 0~10VDC over a single optical fiber, and is designed to provide highly accurate signal transmission at a high sample rate.

RLH Product Launch

Introducing the iMux SFP

The iMux is our powerful fiber optic modular multiplexer capable of providing up to 16 channels of T1, RS232, 4 wire data/600 Ohm audio, analog phone FXO/FXS, plus Gigabit Ethernet, all over a single fiber.