Heat Controller 11203103000014 Transformer 326058-756 This single-pole single-throw (SPST) switch

This single-pole single-throw (SPST) switch is factory-calibrated to a -0

preventing heat exchanger cracking and potential system failure

The Maxitrol M511R-3/4 is a precision-engineered modulating gas valve specifically designed for direct-fired burners in negative pressure (pull-through) systems

After ensuring the system power is off and the switch is cool

Heat Controller 11203103000014 Transformer 326058-756 This single-pole single-throw (SPST) switchFor field technicians and contractors maintaining Heat Controller or Comfort Aire systems, the 11203103000014 Transformer is the critical OEM component for restoring low voltage control circuits. This linear transformer features a primary input rating of 220 240V AC at 50 60Hz, reliably stepping down power to a 12V AC (10. 5V 550mA) secondary output. Designed specifically for indoor air conditioning units, this part is a direct replacement for the