The 14-gauge copper conductors provide the necessary current-carrying capacity for brewers and warmers

Direct submersion is not recommended

low-friction connection for 5/16" diameter damper rods

This SPST normally closed switch serves as the primary protection against heat exchanger overheating

Whether used for permanent monitoring or temporary diagnostics

Zonefirst OAS Air Sensor The 14-gauge copper conductors provideFor veteran technicians managing dual fuel HVAC systems, the ZoneFirst OAS Air Sensor is a critical component for achieving precise balance point control. This outdoor air sensor is engineered specifically to integrate with ZoneFirst H32, H32P, and MDP3 control panels, providing real time ambient temperature data to the fossil fuel heat pump logic. By utilizing a high accuracy thermistor housed in a UV stabilized polycarbonate enclosure, the OAS