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this OEM replacement thermopile converts thermal energy into a stable electrical current to power the gas control valve without an external power source
Enhanced Precision: Facilitates accurate piston seating to maintain calibrated refrigerant flow and system pressure
This single-pole pressure switch is a critical safeguard against back-drafting and incomplete combustion
making it compatible with high-pressure refrigerants like R-22
The 3900-2010-000 is a clockwise (CW) rotation motor when viewed from the lead/back end
Siemens Building Technology QAA22SS.EWSN Sensor 323055-751 this OEM replacement thermopile convertsThe Siemens QAA22SS. EWSN is a professional grade multi signal room temperature sensor designed for seamless integration with high performance building automation systems. Built as the direct updated replacement for the QAA22SS. EWNN, this field selectable unit offers contractors maximum versatility by allowing a choice between 0 10Vdc, 0 5Vdc, or 4 20mA analog output signals via an internal jumper. This eliminates the need to stock multiple SKUs for
US$ 11.48
US$ 118.26
US$ 47.72
