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Is this compatible with the legacy S1-024-35777-000 switch
or PAH and confirm the blower wheel diameter matches 4
Simple SPST Configuration: Streamlines the replacement process for two-position HVAC switches with clear terminal identification
The 1/16" hex head is the primary interface for adjusting the calibration screws that set the 12 psig (or specific application) branch line pressure on pneumatic controllers
After cutting
Allanson Transformers 2721-631A Transformer Els PW 17895 Is this compatible with theThe Allanson 2721 631A Ignition Transformer is a heavy duty power source engineered specifically for ABC and Sunray burners. Designed for high performance combustion environments, this unit converts a 120Vac supply voltage into a consistent 10,000Vac secondary voltage at 23mA. The midpoint ground configuration ensures electrical stability and reliable arc initiation across the electrodes, which is critical for preventing delayed ignition. Built with a