Pay in 4 interest-free payments of $36.17 Learn more
Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
Always verify your furnace model number before installation
making it a reliable choice for air service applications requiring a 1/2 inch compressed air regulator with secondary aspiration to maintain a steady setpoint under load
these units are specifically optimized for Johnson Controls digital controllers and VMA series modules to ensure full compatibility with scaling and offset parameters
F up to 115
Siemens Building Technology 257-02031 Control Valve Assembly 326070-701 Always verify your furnace modelFor veteran mechanical contractors managing commercial hydronic systems, the Siemens 257 02031 provides a reliable, field proven solution for precise fluid regulation. As a core component of the Powermite 599 MT Series, this 2 way normally open pneumatic control valve is engineered for terminal units, hydronic heating coils, and chilled water applications. The assembly integrates a high performance 1 2" brass globe valve with a 2 inch pneumatic