Modine 5H0801290003 Ignitor and Cable

When you're dealing with ignition failure on a Modine unit heater, the Modine 5H0801290003 Ignitor and Cable is the direct OEM solution for restoring high-voltage performance. This DSI Ignitor and Cable assembly is engineered specifically for direct spark ignition systems, providing a precise gap and spark intensity to ensure immediate burner lite-off. As a veteran-grade replacement part, the 5H0801290003 is medically identical to the Modine 53709 cross-reference, meaning it drops right into existing mounting brackets without field modifications. The high-tension ignition cable is insulated against thermal degradation, preventing voltage arc-over and ensuring the control board signal reaches the electrode intact. Whether you are servicing MHR series units or other high-efficiency Modine heaters, utilizing this genuine Modine replacement part eliminates the diagnostic headaches associated with weakened spark or cracked ceramic insulators that often plague generic alternatives. Rely on the Modine 5H0801290003 to maintain the factory sequence of operation and prevent nuisance lockouts during peak heating cycles.

Key Benefits:

• Direct OEM Compatibility: Verified to replace Modine 53709 and original DSI ignitor assemblies in Modine unit heaters like the MHR30, MHR100, and MHR120.
• Integrated High-Tension Lead: The ignition cable is pre-attached to ensure a low-resistance connection and simplified HVAC part installation.
• Industrial Durability: Constructed with high-grade ceramic insulation to withstand the repetitive thermal expansion and contraction of industrial direct spark ignition cycles.
• Stable Performance: Designed to meet precise HVAC equipment specifications for spark gap and electrode positioning, ensuring reliable gas flow ignition.

Common Questions:

Is the 5H0801290003 compatible with my Modine unit?
This ignitor and cable assembly is the standard replacement for many Modine units using DSI. If your manual lists part 53709, this is the exact match you need.

Can I use this to replace a hot surface ignitor (HSI)?
No. This is a direct spark ignitor (DSI) and requires a high-voltage spark generator/control board. It is not interchangeable with resistance-based HSI systems.

Why is my new ignitor failing to produce a spark?
Ensure the ignition cable is seated firmly on the control module and check for a proper ground. A cracked ceramic insulator or soot buildup on the electrode can also ground out the spark before it reaches the burner.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.