For OEMs that need consistent high levels of performance, reliability and stability the 3500 Series units offer a small package size with all stainless steel wetted parts at an unbeatable price performance ratio. A wide choice of electrical outputs as well as both electrical and pressure connections means the unit is suitable for most applications without modification. The compact construction of the 3500 Series makes it ideal for installation where space is at a premium. pressure transmitter gems sensors pressure sensor absolute pressure transmitter differential pressure transmitter air pressure sensor air pressure sensor water pressure sensor pressure pressure transducer sensor hvac pressure transmitter heavy duty pressure transmitter