and 250 unit heaters

this part is specifically rated for 120V/110V AC

this assembly is designed for 115V systems and includes the 2-speed wiring harness characteristic of high-efficiency Heil and Tempstar units

This OEM temperature sensor is compatible with Maxitrol modulator-regulator valves

Key Benefits Precise Fan Control: Automates the bypass of low-ambient controllers during essential heating and defrost modes

Reznor 85218 Burner 320735-701 and 250 unit heatersThe Reznor 85218 Burner is a critical replacement component engineered for precision combustion in industrial and commercial heating applications. This OEM Reznor burner assembly is designed to maintain specific manifold pressures and flame patterns essential for high efficiency heat exchange. As a direct fit gas furnace burner part, it ensures proper air to fuel ratios, preventing carbon buildup and erratic cycling in compatible Reznor unit heaters.