maintaining sensitivity for precise thermal response

this current relay is optimized for HST (High Starting Torque) applications

Durable Construction: Built to withstand the high-temperature demands of two-pipe steam and hot water cycles

plug-in connection to 5/32" OD polyethylene tubing

ensuring a consistent and airtight seal to prevent powder clumping and moisture ingress

Honeywell 310648 Seat maintaining sensitivity for precise thermalThe Honeywell 310648 Seat is a critical replacement component engineered specifically for the VP525 Series pneumatic radiator valves. Designed for professional field service, this removable valve seat ensures a bubble tight seal and restores the precision throttling capabilities of your VP525A or VP525C assemblies. The 310648 is functionally identical to the Honeywell 310648 U, providing a direct fit solution for maintaining pneumatic control valve