Always match the OEM temperature specifications

Direct Replacement Logic: Specifically designed to replace obsolete Watts 0342671 and 335 series components

moisture in the sensing lines or a clogged vent system can cause the switch to cycle more frequently than intended

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this is an official OEM part specifically designed for the mounting and capillary requirements of Trane equipment

Robertshaw 1951-536 Thermopile Els PW 17895 Always match the OEM temperatureThe Robertshaw 1951 536 Thermopile is a heavy duty, 36 inch threaded thermopile designed for use in self powered gas control systems commonly found in commercial deep fryers, gas fireplaces, and floor furnaces. Engineered to generate a consistent 750 millivolt (mV) output, this coaxial style generator utilizes two dissimilar metals to convert thermal energy from a steady pilot flame into electrical current, sufficient to energize a millivolt gas valve