Safety Information:

High-temperature terminal and rod construction for long-term resistance to oxidation

The York S1-024-40873-000 Pressure Switch is a critical safety component engineered for precise airflow monitoring in modern HVAC systems

If there is no continuity or a high resistance reading

As a direct technical equivalent to the 3100Y20T615

Danfoss 009G0127 Shut Off Valve Els PW 17895 Safety Information:The Danfoss 009G0127 is a manual BML 10 shut off valve engineered for precision flow control in refrigeration and air conditioning systems. Designed with 3 8" flare connections, this valve ensures secure, leak proof integration into liquid, suction, and hot gas lines. Its diaphragm operated design eliminates the need for a traditional spindle gland, significantly reducing the risk of refrigerant leaksa critical factor when maintaining system vacuum