making it suitable for most standard oven and duct heater proving circuits

Key Benefits for Field Technicians Optimal Desiccant Blend: 75/25 ratio effectively captures moisture and neutralized acid to prevent compressor motor burnout

consult the AFS series

Precise Load Control: Handles inductive and resistive loads for valves and relays

Lennox 17W56 Transformer Els PW 17895 making it suitable for mostThe Lennox 17W56 transformer, also identified as model LB 111888A, is a heavy duty Class 2 transformer engineered for precision voltage step down in residential and commercial HVAC systems. This 40VA control transformer features a primary input of 120V AC at 60Hz and a stabilized 24V AC secondary output, making it the standard HVAC 24V power supply for critical components such as furnace control boards, 24 volt contactors, and digital thermostats.