Lochinvar boilers cover a lot of ground, condensing units, copper fin models, high efficiency water boilers, and more. Replacement parts still play by the same rule, model match first. Ignitors, flame sensors, gaskets, and control components can vary by series, input, and revision.
SupplyHouse carries Lochinvar replacement parts for supported models, including hot surface ignitors, ignitor and flame sensor gaskets, flow switches, temperature sensors, ignition modules, and service gaskets.
Enter the model number exactly as printed on the boiler rating plate. Matching the complete model number is the quickest way to avoid ordering the wrong ignitor, gasket, sensor, or control component.
For broader browsing across manufacturers, the Boiler Parts Finder hub offers additional paths by brand:
Lochinvar boilers typically list model and serial information on a rating plate. Placement varies by boiler family, but the plate is commonly on the jacket or inside the front panel. A clear photo of the full plate helps capture the complete model number and serial number in one shot.
If the model number is not available, category browsing can help narrow the list before confirming fit by model:
Boiler PartsEach unit has a unique model number, locating this number helps us get you the correct parts.

Lochinvar boilers typically list model and serial information on a rating plate. Placement varies by boiler family, but the plate is commonly on the jacket or inside the front panel.
Ignition-side parts show up often, hot surface ignitors, flame sensors, and the gaskets that keep everything sealed. Sensors and flow switches also land on plenty of service lists.
Yes. Lochinvar parts catalogs include multiple ignitors, sensors, and gasket options, and many are tied to specific boiler families and model ranges. Model matching matters before checkout.
Recheck the rating plate for the exact model number format, including hyphens, suffixes, and series details. If results still do not populate, the part request form on the page is the next step so the team can research the correct parts list.