Gas Fireplace Pilot Assembly for Quadrafire Heatilator Heat-N-Glo Thermocouple Replacement Parts Heat and Glo Furnace Thermopile Accessory (4021-737 Propane Gas)

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Management number 210123083 Release Date 2026/04/02 List Price $8.00 Model Number 210123083
Category
  • Unidanho gas pilot assembly for Heat N Glo gas fireplaces includes a thermocouple (17" long), thermopile (20" long), ignitor wire (20"), and pilot tube (24"). Fireplace replacement part number: 4021-737, 485-511A. NOTE: use for Propane Gas only.
  • 4021-737 propane gas pilot assembly kits for Heatilator fireplace stove: NB3630 - Pre Serial # GA1587915, NB3933 - Pre Serial # GA1587915, NB4236 - Pre Serial # GA1587915, NB4842 - Pre Serial # GA1587915, ND3630 & ND3630L - Pre serial # GA1587914, ND3630M - Pre serial # GA1587914, ND3933 & ND3933L - Pre serial # GA1587914, ND3933M - Pre serial # GA1587914, ND4236 & ND4236L - Pre serial # GA1587914, ND4236M - Pre serial # GA1587914, ND4842 & ND4842L - Pre serial # GA1587914, ND4842M - Pre serial # GA1587914.
  • 4021-737 propane gas fireplaces pilot assembly for Quadrafire pellet stove parts: QV32, QV32-A, QV36, QV36-A, QV36D, QV36D-A, QV36DB, QV36DB-A, QVI-30FB, QV-Pier, QV-ST.
  • 4021-737 thermocouple for gas fireplace for Heat N Glo gas fireplace: AT-Grand-B, AT-Grand-C, AT-Grand-D, AT-Supreme-B, AT-Supreme-C, AT-Supreme-D, AT-ZC-B - Robert Shaw valve after February 2001, Bay-Insert-NS, CFX-Grand-B, CFX-IN-B, FB-Grand, FB-IN, Bay-38HV, L-COR-TRC, L-COR-TVFL, Pier-38HV, Pier-TRC, Pier-TVFL, R-COR-TRC, R-COR-TVFL, ST-38HV, ST-42TVFL, ST-TRC, 6000BE, 6000CAMP, 6000SEB, 6000TRB, 6000TRI, 6000TRI-SP, 6000TR-OAK, 6000TRXI, 6000TVB, 6000TV-Oak, 6000XLSB, 6000XLTB, 7000TR-NF, 7000TV-NF, 7000XLS-NF, 7000XLT-NF8000TRC, BE-41, BE-41B, BE-36, SL-350TRS, SL-350TV, SL-550TR, SL-550TR-C, SL-550TRS, SL-550TV, SL-750TR, etc. Please check in pic for more model.
  • Unidanho fireplace parts are designed and tested for exact equipment specifications, so they work more efficiently and can result in energy savings over time. Note: The copper pipe is relatively fragile. Do not bend excessively during installation to avoid irreversible damage and gas leakage.

Item Weight 6.4 ounces
Manufacturer Unidanho
Item model number 4021-737 Propane Gas
Batteries required No
Package Dimensions 7.2 x 5.2 x 1.34 inches

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