12Vdc 1 amp multi-indicator power supply unit
July 15, 2025
2 door interlock board
July 15, 2025
Fire relay module 12V
£14.99
PCB board interfaces with a fire alarm so when the alarm goes off it cuts the power to electric locks.
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Very handy little relay
£17.99This relay board (PCB) provides a very convenient method of switching two independent circuits via a controlled on/off input voltage. The relay provides double pole/double throw […]
