York S1-025-22273-003 Limit Switch The KMC Controls HPO-0038 Diaphragm

The KMC Controls HPO-0038 Diaphragm is a precise OEM replacement part engineered for the MCP-3631 series rotary pneumatic damper actuators

This spring is designed exclusively for the Maxitrol 325-5 and 325-5A series regulators

Upon power application

provides the necessary rigidity and corrosion resistance required for demanding hydronic and process cooling applications

maintaining system integrity behind the primary safety loop

York S1-025-22273-003 Limit Switch The KMC Controls HPO-0038 DiaphragmThe York S1 025 22273 003 Limit Switch is a critical OEM safety component engineered for precise thermal monitoring in high performance HVAC systems. This SPST automatic reset limit switch is calibrated to open the electrical circuit at 160F, effectively halting operation to prevent heat exchanger damage or unsafe conditions. Once the induction or blower housing temperature stabilizes and drops to the 120F close setpoint, the switch automatically