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022301 12V 30A Normally Open Optocoupler Relay Module - Deep Blue
On-board EL817 optocoupler£¬ anti-interference; On-board 12V£¬ 30A / AC 250V£¬ 30A / DC 30V; Lifetime: 100£¬000 times; Can connect to I/O of SCM directly; With output indicator; With freewheeling diode protection£¬ short response time; With NO output£¬ no NC output.