Siemens Building Technology 257-02044 Valve Assembly R-407C This heavy-duty SPST pressure control

This heavy-duty SPST pressure control is calibrated to open at 23 PSI and close at 55 PSI

operational sequencing

Powerful Performance: Operates at 208-230V with a 1/3 HP motor

While the SPST contact and 1/4 barbed fitting are common

Siemens Building Technology 257-02044 Valve Assembly R-407C This heavy-duty SPST pressure controlThe Siemens Building Technology 257 02044 Valve Assembly is a contractor grade solution for precise fluid control in commercial HVACR systems. Utilizing the Powermite 599 MT Series architecture, this 2 way normally open valve is engineered for high performance regulation of hot or chilled water in terminal units like convectors and fin tube radiators. The assembly features a 3 4" NPT forged brass body and internal brass trim, ensuring long term