For most Lennox air handler applications using the 10kW heat section

This OEM replacement wheel features a 10-inch diameter and a 7-inch width (often cited as 10

this specific part is designed for steam pressure systems

Optimized Performance: Sustains a high-velocity 2750 RPM output to meet the static pressure requirements of high-efficiency venting systems

Laars Heating Systems R2061500 Pressure Switch Kit 340793-762 For most Lennox air handlerThe Laars Heating Systems R2061500 Pressure Switch Kit is a critical safety and monitoring component specifically engineered for high efficiency Laars boilers and volume water heaters. This genuine OEM replacement part is factory calibrated to a 2. 30" WC set point (water column), providing precise differential pressure sensing to ensure the induced draft fan or blower is moving sufficient combustion air. For technicians troubleshooting ignition