This is a High-Low trigger 4channel relay module that can be used to control AC/DC loads, it can switch large load capacities, with a maximum current of 30A and a max voltage of 250V. It is highly preferred because it is easy to use.
Technical Specification
Power Supply: 100 – 240V
Channel: 2 channels
Input Signal Voltage: 0 – 2.5VDC low state relay OFF, 3.3 – 5VDC high state relay OFF
Working Current: 160mA
Load capacity: 2A, 250VAC/30VDC
240V 2A resistive fuse
2.54cm pin and blue KF301 terminals to the control line is more convenient.
Pinout
DC+: 5V
DC-: GND
CH1: Signal trigger terminal
CH2: Signal Trigger terminal
CH3: Signal Trigger Terminal
CH4: Signal Trigger Terminal
Applications
Use to control various appliance and other electronics gadget with high current
Can be interface with a microcontroller to switch appliances
Additional Information
Length: 57mm
Width: 55mm
Height: 20mm