Velocity Boiler Works (Crown) 96-023 Switch 326058-758 the Sensus QR-S typically does

the Sensus QR-S typically does not require independent vent piping to the building exterior

5°F and 30°F

Direct OEM Fit: Eliminates site modifications with exact 1/2 inch bore and 12

High-Temperature Resistance: Constructed from professional-grade materials to prevent degradation from combustion system heat

This electronic damper motor provides the precise torque necessary to control air intake and exhaust cycles

Velocity Boiler Works (Crown) 96-023 Switch 326058-758 the Sensus QR-S typically doesThe Velocity Boiler Works (Crown) 96 023 is a precision engineered manual reset spill switch designed for critical safety monitoring in hydronic heating systems. Rated for 340F, this SPST (Single Pole Single Throw) switch provides high limit protection by detecting flue gas spillage or excessive temperatures at the draft hood. When the thermal limit is exceeded, the switch interrupts the electrical circuit to shut down the burner, preventing hazardous