HD4 Parts

We carry all available Napoleon HD4 gas fireplace parts. We have burners, blowers, gas valves, electronic ignitions, glass, gasketing and much more. If you need help locating a part please call, e-mail or fill out our Parts Request Form and we will be happy to assist you.

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  • Napoleon Complete Pilot Assembly - LP/NG (W010-3024) Napoleon Complete Pilot Assembly - LP/NG (W010-3024)

    Napoleon Complete Pilot Assembly - LP/NG (W010-3024)

    Replacement convertible complete pilot assembly for both natural gas (NG) and propane (LP) for Napoleon gas fireplaces. Fits the following models: Napoleon Gas Fireplaces: BHD4 Ascent Multi-View HD4 XIR4-1 Infrared Series Napoleon part...
    $101.00
  • Napoleon Door Latch Tool (W010-2885) Napoleon Door Latch Tool (W010-2885)
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    Napoleon Door Latch Tool (W010-2885)

    Replacement door latch tool for Napoleon gas fireplaces. Fits the following models: NOTE: This tool is used to better engage and disengage the door latch systems that are spring loaded and discretely tucked away. Napoleon Gas Fireplaces: BHD4...
    $8.00
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  • Napoleon Wire Harness Assembly (W010-1985)
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    Napoleon Wire Harness Assembly (W010-1985)

    Replacement wire harness assembly for Napoleon gas fireplaces. Fits the following models: Napoleon Gas Fireplaces: BHD4 - Glass burner valve train assembly and log/cradle burner assembly HD4 IR3-1 - IPI Board IR3G - Valve train assembly LHD45 -...
    $44.00
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  • Napoleon Restrictor Plate (RP5) Napoleon Restrictor Plate (RP5)
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    Napoleon Restrictor Plate (RP5)

    Replacement 5 restrictor plates for Napoleon gas stoves. Fits the following models: Napoleon Gas Stoves: AX36 AX42 B36DF BGD48 BL56 HD4 HDX40-2 LHD50  Napoleon part # RP5Replaces old part numbers W500-0491 and W500-0205OEM Napoleon...
    $52.00
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  • OEM SIT Proflame Wiring Harness DFC, CPI (0584912)
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    OEM SIT Proflame Wiring Harness DFC, CPI (0584912)

    Replacement IPI wire harness for ignition board/module for IronStrike, Kingsman, Kozy, Marquis, Napoleon, Pacific Energy, Regency and Superior gas fireplaces. Fits the following models: IronStrike Gas Fireplaces: RDV33/40 TCC RDV33/40...
    $95.90
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  • Napoleon Burner Orifice - LP (W456-0052) Napoleon Burner Orifice - LP (W456-0052)
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    Napoleon Burner Orifice - LP (W456-0052)

    Replacement propane (LP) burner orifice for Napoleon gas stoves. Fits the following models: Napoleon Gas Stoves: BGNV40 - Main Orifice BHD4 D42 E42 GD19 GD27 GX70 HD4 HD40-1 HD46-1 HD81 - Outer Orifice LV38 - Main Orifice LV50-1 - Main...
    $22.00
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    Napoleon Complete Log Set (GL-686)

    Replacement complete log set for Napoleon gas fireplaces. Fits the following models: Napoleon Gas Fireplaces: BHD4P HD4ST HD4P May fit other models, check owner's manual for part number compatibility. Napoleon part # GL-686Replaces old...
    $661.00
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  • Napoleon HD4 End Porcelain Panel Kit (PRPHD4) Napoleon HD4 End Porcelain Panel Kit (PRPHD4)
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    Napoleon HD4 End Porcelain Panel Kit (PRPHD4)

    Replacement end porcelain panel kit for Napoleon HD4 Series Gas Fireplaces. 2 are required for the See Thru Unit. Fits the following models:Napoleon Gas Fireplaces: HD4PN HD4PGN HD4PFCN HD4STN HD4STGN HD4STFCN BHD4 Napoleon part # PRPHD4OEM...
    $179.00
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Why Buy Parts from Mountain View Hearth Products?

We’re the world’s largest source for stove, fireplace, grill, and appliance repair parts. Whether you’re fixing a decades-old wood stove or replacing a worn-out control board on a high-end grill, we make it easy to get the right part — fast.

We stock both original manufacturer parts and high-quality alternatives — so you get the same great fit and performance, often with more affordable options to choose from.

Most sellers only carry the basics like blowers and igniters. We go deeper — with brackets, trim, switches, control panels, gaskets, screws, and more. If your unit has it, chances are, we carry it.