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Utilizing a bronze body construction and an EPDM disc
including 73A59
This model is essential for hydronic zoning
This is an automatic reset switch that opens at 165°F and closes after a 40-degree temperature drop
The Siemens 410456348 is a high-grade replacement cover engineered specifically for Siemens SKD series electro-hydraulic actuators
Siemens Building Technology 257-02040 Valve Assembly 321702-401 Utilizing a bronze body constructionThe 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
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