Siemens Building Technology 257-02040 Valve Assembly 319848-301 The enclosed body design protects

The enclosed body design protects internal components from dust

and outdoor condensers into a single

75-ton scroll compressor designed specifically for large-tonnage commercial rooftop units and industrial chillers

Its robust construction resists mechanical vibration

For contractors performing HVAC blower assembly repair

Siemens Building Technology 257-02040 Valve Assembly 319848-301 The enclosed body design protectsThe Siemens Building Technology 257 02040 is a specialized 2 way normally open control valve assembly designed for high performance hydronic flow regulation. As a veteran grade pneumatic HVAC control valve, this unit is engineered with a 1 2 inch angle NPT by union male connection, facilitating streamlined installation in tight mechanical spaces. The forged brass body and internal brass trim ensure rugged reliability against the constant cycling of