PV37 series multi-turn trimmer potentiometers with a 12 turn adjustment and a lead sealed construction to protect against dust and liquid. These PV37 multi-turn trimmer potentiometers have a clutch mechanism the prevents excessive wiper rotation, top and side adjustment directions and are available for ultrasonic cleaning after soldering. Typical applications for these multi-turn trimmer potentiometers include measuring instruments, OA equipment, medical equipment, power supplies and base stations for cell phones. Operating temperature ranges from -55°C to +125°C.