4 Channel 12V Bistable Self-locking Relay Module Button MCU Low-level Control Switch Board

Feature Working voltage DC 6 24V recommended DC 9V 12V 24V Working current 1 relay pulls in 37MA 2 relays pulls in 73MA 3 relays pulls in 110MA 4 relays pulls in 146MAQuiescent working current 2mARelay load current AC 250V 10A DC 30V 10ATrigger mode low level triggerSize 65mm 47mm 18 5mmWeight 56 8gNote This is a self locking bistable relay module When triggered once the relay is closed and held and triggered again the relay is disconnected Pin description V Positive power supplyG The negative pole of the power supply and the ground terminal of the trigger signal T T1 T2 T3 T4 Trigger signal input 0 2 2 second low pulse NO Relay normally open portCOM Relay common portNC Relay normally closed portInstructions When power is applied the relay is disconnected Click the trigger port T1 T2 T3 T4 port the relay to pull in and hold click the relay again to disconnect and so on Package includes 1 x Relay module