Optional: High Level Triggering / Low Level Triggering. With LED indicators for each channel and wide compatibility, this Solid Relays module ensures easy integration and efficient performances in your projects.
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Each adopts optocoupler isolation, which has strong anti-interference ability. Trigger mode: low level trigger, high level trigger. There is an LED indicator on each relay switch. Material: PCB circuit board.
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Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. 1 Channel High Or Low Level Trigger DC 12V High Low Level Trigger Relay Switch with Optocoupler Isolation for Arduino.
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Optocoupler Isolation: The high and low level relay module utilizes optocoupler isolation, providing increased stability and preventing interference between the input and output signals. 2 Channel High Or Low Level Trigger DC 5V High Low Level Trigger Relay Switch with Optocoupler Isolation for Arduino.
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Using small-sized two-way isolated optocoupler, with strong anti-interference ability and stable performance; trigger current is only 5mA. The module has built-in finite current resistor. The module uses genuine high-quality relay, rated load of normally open interface: AC 250V/10A, DC 30V/10A.
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Current: 30A. This 4-channel relay is for sending open signal and close signal to 4 relays. This relay is stable, durable, and compatible. 1 x 4 Channel Relay. If you do not receive our reply within 48 hours, pls.
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