Flexible Configuration: Built-in auxiliary contacts (1 NO + 1 NC) allow for immediate implementation of safety interlocks and feedback loops

This HVAC gas valve replacement is a direct match for many York furnaces and rooftop units

1 tons nominal capacity

and pneumatic transmitters across commercial building automation platforms

Operating on 460V single-phase power at 60Hz

Weil McLain 510-811-457 Converion Kit Freon Flexible Configuration: Built-in auxiliary contactsUpgrade your legacy boiler system with the Weil McLain 510 811 457 Conversion Kit, a professional grade solution designed to transition existing controls to the modernized United Technologies Universal Control System (UCS). This comprehensive gas boiler ignition upgrade is specifically engineered for Weil McLain EGH boilers and serves as a direct replacement for discontinued Honeywell S86H, S86D, S8620, or Johnson Controls G 60 PAK and G 60 PFL