It is the standard service part for unit sizes 03-15

Featuring a 14-inch diameter and a 45-degree pitch

Key Benefits OEM Precision Fit: Specifically designed for Williams Forsaire 3144030 and related furnace models to ensure seamless mechanical integration

This is a mechanical vapor tension dial thermometer that operates solely on physical pressure changes

reducing the need to stock multiple coil types for different Emerson valve sizes

Setra 2641R25WB11T1C Pressure Transducer Els PW 17895 It is the standard serviceThe Setra 2641R25WB11T1C is a industry standard low differential pressure transducer designed for precise monitoring in high stakes HVAC environments. Built with an all stainless steel micro tig welded capacitive sensing element, this unit delivers 1% FS accuracy and superior long term stability without the drift common in lower grade sensors. It features a bidirectional pressure range of 0. 25" WC, making it an essential component for tracking air