Product · United States

Optocoupler Isolation Relay Module DC 3.3V 5V for GPIO Microcontroller BMZ-K1-E PLC IO Output Signal Amplification Board

Product no longer available. The stores we track no longer sell it; last price seen $20.04.

Price history: 4 daily prices tracked since 2026-10-19; lowest $19.98, highest $20.04.

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