APEM Normally open (NO) prolonged pulse PBA piezoelectric (piezo) switches require only two wires and can directly replace electromechanical switches, providing longer life in a sealed, washable, contemporary design. It is available in seven standard colors. Firm’s PBA C function mimics the behavior of a standard switch, so the longer the actuator is pressed, the longer the output response – up to 20 seconds. Device consumes no power, and uses no external power source, ground or power wires.
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