ZoneFirst ZPS Zone Plenum Sensor Each kit contains the replacement

Each kit contains the replacement spring

If installed in a restricted area

delivering positive dead-end lock-up to protect downstream equipment

0 lbs and is sized precisely to fit the internal piston assembly of the MP909A

corrosion-protected steel enclosure that meets UL 1995 plenum requirements

ZoneFirst ZPS Zone Plenum Sensor Each kit contains the replacementThe ZoneFirst ZPS Zone Plenum Sensor is a critical duct mounted sensor designed for accurate supply air temperature monitoring in both residential and commercial HVAC zoning systems. This plenum rated temperature sensor integrates directly with MasterZone control panels to safeguard the heat exchanger and cooling coil. By providing real time data to the panel, the ZoneFirst ZPS prevents equipment damage caused by excessive heat or freezing