SainSmart USB Eight Channel Relay Board for Automation – 12 V

This is a USB controlled relay module with 8 relays SRD-12VDC-SL-C. You may use it for simple ON/OFF switching electrical devices – home lights, DC motors, solenoids, and others. It may help you building projects like robotics and home automation. Each such board requires one USB port. The more USB ports you have the more Relay boards you may connect. You may use it with our software( universal software for all our relay boards).

Specification

* Relay specification: 10A 250VAC/10A 125VAC/10A 30VDC /10A 28VDC
* Power Supply: 12 VDC
* Current consumption: 300 mA
* Led for each relay output: Power Led / USB led
* Size: 93mm / 70mm / 16mm
* Windows software examples: VB6, BCB6, Java (netbeans), VB.NET 2010 Express, C++.NET 2010 Express
* PCB parameters: FR4 / 1.5mm / two layers / metalized holes / HAL / white stamp / solder mask