2 Channel 5V Relay Module with Optocoupler
This is a 2-channel 5V relay module 10A. It can be used to control various appliances and other equipment with a large current. This 5V 2-channel relay interface board can be controlled directly with 3.3V or 5V logic signals from a microcontroller (Arduino, 8051, AVR, PIC, DSP, ARM, MSP430, or TTL logic).
Also check SLA-05VDC-SL-A 4-pin 30A power relay.
Also, check 12V 2 channel relay board sold by Robocraze. The board has two channels and can be used for various applications. It has a working voltage of 12V.
Key Features:
5V relay interface board.
Compatible with microcontrollers like Arduino, AVR, PIC, and ARM.
Controlled by a low-level trigger (3.3-5VDC).
Activates normally open (NO) or normally closed (NC) contacts.
Applications:
Home automation
Robotics Control
Control doors and windows via the windows system