Heater Parts
Keep Your Heater Working
A heater doesn't need to be replaced because one component wears out. LionCove carries genuine replacement parts for many of the heaters we sell, helping you maintain, repair and keep your equipment working for years to come. Are you replacing a worn component? Or tracking down a specific part number? We'd be happy to help you find the right replacement.
Heater Parts Diagrams
DeWalt Heater Parts Diagrams
HeatStar Parts Diagrams
Browse All Heater Parts
With thousands of heater parts available, the quickest way to find what you need is by using the filters. Narrow your search by model, brand or heater type, or search by the manufacturer's part number if you already have it. If you can't find the part you're looking for, please contact us—we'll be happy to help identify the correct replacement.
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Filter Seal Kit for 1000ID-3000ID, 3500DF, 6000DF
Regular price $12.31 CADRegular priceSale price $12.31 CAD -
Clamp Fixing Photocell for 1000ID-3000ID Heaters
Regular price $9.90 CADRegular priceSale price $9.90 CADSold out -
H.T Cable Connect 1000ID, 3000ID, 6000DF
Regular price $33.53 CADRegular priceSale price $33.53 CAD -
Sold outElectrode for 3500DF, 4000DF, 6000DF
Regular price $24.32 CADRegular priceSale price $24.32 CADSold out -
Safety Thermostat
Regular price $56.24 CADRegular priceSale price $56.24 CAD -
Spring Lock Washer for 1000ID-3000ID, 4000DF Heaters
Regular price $15.39 CADRegular priceSale price $15.39 CADSold out -
Thermostat Receiver, 3P+T
Regular price $70.28 CADRegular priceSale price $70.28 CAD -
Drain Plug
Regular price $24.32 CADRegular priceSale price $24.32 CAD -
Safety Shut-Off Valve and Regulator for Tank Top Heaters
Regular price $51.74 CADRegular priceSale price $51.74 CAD -
Lighted On/Off Switch for DXH165
Regular price $7.60 CADRegular priceSale price $7.60 CAD -
Hose Regulator Assembly DW 20PSI
Regular price $148.96 CADRegular priceSale price $148.96 CAD -
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On/Off Switch for DXH50K-DXH190HD
Regular price $7.60 CADRegular priceSale price $7.60 CAD -
Radiation Shield for DXH185K
Regular price $43.54 CADRegular priceSale price $43.54 CAD -
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Sold out
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Sold outFlame Sensor for HS90ID - OBSOLETE
Regular price $33.91 CADRegular priceSale price $33.91 CADSold out -
Combustion Chamber for HS180ID - OBSOLETE
Regular price $805.34 CADRegular priceSale price $805.34 CADSold out -
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Left Door Housing for MH12HB
Regular price $13.68 CADRegular priceSale price $13.68 CAD -
Back Panel Assembly for MH12HB
Regular price $63.71 CADRegular priceSale price $63.71 CAD -
Grey Right Housing for MH9BX
Regular price $20.28 CADRegular priceSale price $20.28 CAD -
Heavy Wire Guard for MH9BX
Regular price $19.97 CADRegular priceSale price $19.97 CAD -
Burner Head for HS125NG
Regular price $22.80 CADRegular priceSale price $22.80 CAD
Heater Parts Order Help
How do I find the correct part number?
Check the parts breakdown in your manual OR contact the manufacturer. Please have your heater's serial number on hand.
How do I search for a part number?
On LionCove.ca - type in your part number in the site's search bar. If your part doesn't show up, please contact us for help with ordering.
How do I order heater parts online?
Add the part to your cart and head to checkout. Choose your shipping option and payment method.
When will I receive my heater parts?
Most in-stock heater parts ship within 1–3 business days (Monday to Friday) from our Ontario warehouse and typically arrive within 1–7 business days, depending on your location.
Some replacement parts are special-order items and may require 4–6 weeks to arrive before they can be shipped. If this applies to your order, we'll let you know as soon as possible and keep you updated on the expected delivery timeline).
What if my heater is still covered by warranty?
If your heater is still covered by warranty, please contact Mr Heater. Have your heater's model and serial number available. If the replacement part is covered under warranty, Mr. Heater will arrange for it to be supplied under the terms of your warranty.
Are LionCove and Mr. Heater the same company?
No, we're not. LionCove is an independent Canadian retailer that carries products from lots of different manufacturers including heater products from Mr. Heater, HeatStar and DEWALT. We stock genuine replacement parts for many of the products we sell and can help customers identify the correct replacement parts, but we are not the manufacturer or a division of Mr. Heater.