Liquid Propane Pilot Assembly – HHT 4021-737 | LP Gas | Millivolt Ignition | OEM Replacement for Heatilator, Heat-N-Glo, Quadra-Fire

Liquid Propane Pilot Assembly – HHT 4021-737 | LP Gas | Millivolt Ignition | OEM Replacement for Heatilator, Heat-N-Glo, Quadra-Fire

Ensure safe and consistent ignition in your gas fireplace with the HHT 4021-737 Pilot Assembly. This OEM liquid propane (LP) pilot assembly is compatible with various Heatilator, Heat-N-Glo, and Quadra-Fire models using millivolt ignition systems.

Key Features:

• Complete Pilot Assembly – Includes thermocouple, thermopile, electrode, and pilot tubing
• LP Gas Compatible – Calibrated for use with liquid propane fireplaces and inserts
• Millivolt System Ready – Designed for standing pilot ignition systems
• OEM-Quality Construction – Built to original specifications for reliable performance
• Direct Replacement – Replaces previous part #485-511A

Specifications:

• Part Number: 4021-737
• Fuel Type: Liquid Propane (LP)
• Ignition Type: Millivolt Standing Pilot
• Included Components: Pilot tubing, thermocouple, thermopile, electrode
• UPC: 652174752607
• Manufacturer: Hearth & Home Technologies (HHT)
• Compatibility: Heatilator, Heat-N-Glo, and Quadra-Fire gas fireplaces and stoves

Always confirm compatibility with your unit’s model and owner’s manual before ordering.

Why Choose the 4021-737 Pilot Assembly?

Whether you're replacing a worn component or addressing ignition issues, this OEM HHT pilot assembly is your go-to solution for LP-fueled fireplaces. With a simple plug-and-play fit and durable build, you’ll restore your fireplace to safe, efficient operation in minutes.

Can be installed on: