USB Relay Board Introduction

USB Relay Board   is a unique control device that uses a standard USB port. Plug it into your RMS unit or into a Computer.

USB Relay Board   has five power relays to contol your equipment.

USB Relay Board   has a Flame Retardant, Medium Impact Resistance, Self Extinguishing ABS plastic case.

USB Relay Board   is the perfect companion for the RMSv2 remote voltage monitoring board.

Board Overview

The USB Relay Board has five power relays to control your equipment via USB. The USB Relay Board is a passive control device only, and requires either a PC,SBC, or RMS unit to communicate.

Each relay is capable of switching up to 250VAC, 10 Amps or 100VDC, 5 Amps.

  • Pumps.
  • Fans.
  • Lights.
  • Computers.
  • Radios.
  • Other AC/DC powered equipment.
rdb client


Our Story

EtherTek Circuits started its business in 2001. Ever since we have provided remote monitoring and control solutions for Remote Tower Sites, the Oil & Gas industry, Telemetry systems for Agriculture, Municipalities, Mines, Solar Farms, Hydro Plants, and the Military.

Our Contacts

19131 33rd Avenue,
Surrey, B.C. V3Z-1A1 CANADA

+1 (604) 576-8333