Keyestudio 4 Channel Relay Shield
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3A 120V AC
3A 24V DC
2x40 Right Angle Edge Connector
This shield is ideally suited to controlling multiple larger voltages with project. This is a 4 channel relay shield which can be used to activate up to 120V AC and 24V DC. This allows you to build in device control, operating remote lights or triggering systems when the shield is supplied with a signal. This signal comes directly from pins P4, P3, P7 and P6 of the BBC micro:bit.
The shield has 4 LEDs that inform of the state of the module. A power activation LED that lights when a signal is received on the IN pin. When a signal is received a audible click can be heard as the relay triggers, connecting the output pins.
Please do not hesitate to contact us if you require further information regarding the shield's operation.