Siemens Building Technology 257-02046 Valve Assembly R-407C this module integrates an onboard

this module integrates an onboard inducer blower relay to coordinate combustion airflow before ignition

providing the precise thermal cycling required for consistent food service results and equipment longevity

minimizing wear on your belts and bearings

this Weil McLain gauge glass provides the exact wall thickness required to handle standard operational pressures without bypassing or premature failure

Key Benefits Normally Open Operation: Ensures flow remains uninterrupted during power loss

Siemens Building Technology 257-02046 Valve Assembly R-407C this module integrates an onboardFor high demand terminal unit control, the Siemens Building Technology 257 02046 serves as a reliable 2 way normally open valve assembly designed for precision in HVAC systems. Built with a 1 inch NPT female to female connection, this forged brass body valve features a durable brass trim and maintains a 10 Cv equal percentage flow characteristic, ensuring stable control of hot or chilled water in convectors and heat exchangers. The integrated 2 inch