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4-Channel Relay Module - 12V with Optocoupler

PKR400.00

4-Channel Relay Module - 12V with Optocoupler

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Ideal for single chip microcomputer, household appliance control, etc
Control DC / AC signal, can control 220V AC load
One normally closed contact and one normally open contact
Triode drive, increasing relay coil
High impedance controller pin
Pull-down circuit for avoidance of malfunction
Power supply indicator lamp
Control indicator lamp
Channel: 4 channel
TTL Control Signal: 5V-12V
Relay Voltage: 12V

4_ch_relay
2 Items