UPGRADE INDUSTRIES, LLC

2 Channel 250V 10A Relay Module Board Shield AC DC Arduino Raspberry PI

$4.99

This is a 2-channel AC power relay that can be controlled directly via a microcontroller. Inputs are opto-isolated to protect any delicate control circuitry.

Specifications

SKU 1368
UPC N/A
Quantity Available 4
Locator B15
Weight 1.00 oz
Channels 2 Opto-isolated for protection
Polarity Active Low - you must ground the control input to switch this device ON
Relay Control Current 20-30 mA
Relay Control Voltage 3.3 - 5.0V directly via microcontroller (Arduino, AVR, PIC, ARM, BoardX, Raspberry Pi, MSP430, etc)
Relay Max Switch Current 10 Amps AC
Relay Max Switch Voltage 250 Volts AC
You can find tutorials for using these relays here http://www.hobbyist.co.nz/?q=interfacing-relay-modules-to-arduino