This 2-wire Lennox furnace ignitor replacement ensures reliable ignition cycles and optimal fuel-to-air mixture combustion

A critical component for pneumatic actuator retrofit projects

Durable Construction: Engineered to handle extreme 1300°F temperatures at the tip for long-term service life

the A421GEF-01C supports both DIN rail mount and surface mounting

000 Ohm NTC thermistor is a common standard in many HVACR control systems

Fenwal 35-705506-023 Control Refrigerant This 2-wire Lennox furnace ignitorThe Fenwal 35 705506 023 is a high performance 120V Direct Spark Ignition (DSI) control engineered for precision sequence management in gas fired appliances. Built with advanced microprocessor based circuitry, this module provides reliable 120VAC ignition control for furnaces, commercial cooking equipment, and infrared heaters. This specific model is configured for a 0 second pre purge, a 15 second inter purge delay, and a 7 second trial for ignition