What is included in the accessory kit

this component provides critical safety by monitoring internal plenum temperatures

ensuring seamless integration with existing building automation controls

The device features a push-button auto-zero function

you can verify the switch closes once the negative pressure reaches the

York S1-025-39903-000 Heater R-410A What is included in theEnsure reliable compressor performance and prevent refrigeration migration with the York S1 025 39903 000 Crankcase Heater. This 460V 70W HVAC heater is engineered specifically for commercial and industrial York condensing units, providing the consistent thermal output necessary to maintain oil temperature during off cycles. By keeping the refrigerant and oil separated in the crankcase, this OEM replacement part mitigates the risk of catastrophic