Greenheck 460509 Pressure Switch 326070-701 allowing for rapid maintenance without

allowing for rapid maintenance without removing the valve body from the line

the QRA2(1) provides precise flame safeguarding and reliable signal transmission for HVACR burner maintenance and OEM applications

For service technicians and contractors

The unit includes built-in restrictors in the switch stack assembly

prioritizing field durability and zone damper control efficiency without the need for complex external relays

Greenheck 460509 Pressure Switch 326070-701 allowing for rapid maintenance withoutThe Greenheck 460509 Pressure Switch is an essential safety and operational component designed for induced draft combustion systems and industrial ventilation. As an OEM Greenheck replacement part, this differential air flow switch is calibrated to a fixed set point of . 2" w. c., ensuring that your inducer motor is moving the precise volume of air required for safe operation. Built for durability in demanding mechanical rooms, the 460509 features a