Generic(Unbranded)4-Channel

Amazon.in Price: 599.00 235.00 (as of 12/03/2020 01:25 PST- Details) & FREE Shipping.

Size: 75mm (length) x 55mm (w) x 19.3mm (height)
Weight: 58g
Pcb color: blue

4-channel relay control board module with optocoupler, 4 way relay module for arduino 4-channel relay output modules, relay output contacts 250A 10A. Input IN1, IN2, IN3, IN4, the signal line LOW effective. VCC, GND power input, can relay a separate power supply relay power input of JD-VCC. Uses: support all MCU control. The industrial sector PLC control smart home control. Wiring: VCC: positive power supply system GND: System power supply negative IN1 – IN4: relay control ports

Size: 75mm (length) x 55mm (w) x 19.3mm (height)
Weight: 58g
Pcb color: blue
board four weeks with four screw holes, hole diameter 3.1mm, easy to install and fixed

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