Modine 3H37454-1 Gas Fired Unit Heater Intermittent Pilot Assembly

Modine 3H37454-1 Gas Fired Unit Heater Intermittent Pilot Assembly is a natural/LP gas IPI pilot assembly kit designed to replace worn or damaged components in compatible Modine gas-fired unit heaters. This 48" pilot kit supports both natural gas and LP gas configurations, delivering reliable ignition and safer operation for your heating system.

Replaces 5H80690-2, 5H80690-3, and 5H80690-4 to restore performance with a factory-aligned ignition path. The kit is built for a straightforward installation and long-lasting use in residential, commercial, or light industrial applications where Modine heaters are deployed.

Designed for straightforward installation in existing ductwork and heater housings, this Intermittent Pilot Assembly helps minimize downtime while delivering a dependable ignition source. The kit’s durable components are built to resist heat and vibration, supporting efficient operation of Modine gas-fired unit heaters and contributing to safer, more reliable heating performance.

Key features

• Natural gas and LP gas compatibility for flexible fuel options
• IPI Pilot Assembly for intermittent ignition and reliable starts
• 48" pilot line length for easier routing in tight spaces
• Replaces 5H80690-2/3/4 parts, simplifying maintenance
• Durable construction designed for Modine gas-fired unit heaters