Adjustable output voltage regulator – input voltage: 4–40 V DC – output voltage: 1.25–37 V DC – max output load: 2 A

The PCB-504-ADJ is a compact voltage converter circuit, ideal for powering electric locks, magnetic locks, and similar devices. It accepts a DC input voltage in the range of 4–40 V DC, and its output voltage can be adjusted between 1.25–37 V DC using a helical potentiometer. The unit features reverse polarity protection and short-circuit protection for enhanced reliability.