The Lennox 12K48 LP Burner Orifice is a critical component for maintaining precise manifold pressure in Lennox furnace LP conversion kits

this SPST (Single Pole Single Throw) switch opens on temperature rise

This 5-pack ensures you have sufficient supply for comprehensive repairs

and integrated furnace circuits

This part is rated for standard residential 120V ignition systems and features a precision-formed rod for optimal placement within the flame envelope

Parker TKO Acid Test Kit The Lennox 12K48 LP BurnerExperienced service technicians know that acid contamination is the primary cause of catastrophic compressor burnout. The Parker TKO Acid Test Kit provides a professional grade solution for field testing mineral oil and alkylbenzene lubricants to ensure system chemistry remains within safe operating parameters. This kit is engineered for precision, utilizing a high sensitivity pH indicator that detects acid concentrations as low as 0. 04 to 0. 05 mg