using a lower voltage coil on 480V will cause immediate winding failure

If the unit is "short cycling

Contractor-Grade Durability: Constructed with heavy-duty materials to withstand the high ambient temperatures found in commercial galleys and furnace rooms

This OEM wiring harness features a robust multi-pin connector designed to interface seamlessly with 05- and 35- series ignition modules

providing reliable airflow management across multiple speed taps

Modine 5H0754640000 Ignitor 318172-701 using a lower voltage coilThe Modine 5H0754640000 Ignitor is a critical OEM replacement part designed for high performance hot surface ignition in Modine unit heaters. As a veteran grade silicon Carbide ignitor, this component ensures consistent burner light off by reaching optimal temperatures quickly, reducing wear on the gas valve and preventing delayed ignition cycles. This specific model features short leads with a factory terminated plug, facilitating a direct "drop in"