Vacuum Switch | Lennox | NBK-20212 Circuit Board

Vacuum Switch | Lennox | NBK-20212 Circuit BoardNBK 20212 Vacuum Switch Lennox The NBK 20212 Vacuum Switch is a high quality OEM equivalent replacement part for Lennox pellet stoves and fireplaces. Replacing Lennox part number H5889 and cross referencing Winslow 44029, this safety critical component monitors airflow to ensure safe stove operationautomatically shutting down the system if improper pressure is detected. Key Features OEM equivalent replacement replaces Lennox H5889 and Winslow 44029

Reclaims Up to 30% of Lost Heat: Redirects warm air back into your living space instead of losing it up the chimney

Precision Fit – Engineered specifically for the Pleasant Hearth LWS-127201 wood stove

The NBK-21084 Fiber Board Baffle Set is an OEM-equivalent replacement designed to improve heat retention and efficiency in United States Stove Company (USSC) wood stoves

CCW Rotation)

7021-11852

helping your Ravelli pellet stove run cleaner and more efficiently

• 10 ft of 3/8" rope gasket (various seals)

this replacement glass delivers excellent durability

• Exact fit – precision-cut to 15 3/8" x 8 7/8" for Endeavor

• Accurate Temperature Monitoring: Enables precise control of exhaust temperature for safer and more efficient combustion

Heatmor 100

• Gasket Size: 5/16" diameter x 15ft length