OEM Compatibility: This genuine Lennox replacement part is identical to the 46K7301 and fits a wide array of Lennox heating equipment

and Series 221 make-up feeders

ensure the regulator vent is positioned vertically downward to prevent debris ingress while utilizing this 1-2# pressure spring

While the assembly ships with a natural gas orifice

such as a grounded gas valve solenoid or damaged wiring

Dwyer Instruments EDPS-08-2-N Pressure Switch 320788-702 OEM Compatibility: This genuine LennoxThe Dwyer Instruments EDPS 08 2 N Pressure Switch is a professional grade differential pressure switch designed for HVAC airflow proving applications. Engineered with a setpoint range of 0. 08 to 1. 20" w. c. (20 to 300 Pa), this unit provides reliable monitoring for air filters, ventilators, and industrial cooling circuits. The EDPS 08 2 N utilizes a sensitive silicone diaphragm and a PA 6. 6 body to ensure precise actuation even at low pressures.