Description
The Lochinvar & A.O. Smith 100188650 is a direct OEM replacement burner assembly designed for use with FTX725 and FTX850 commercial water heater models. Engineered to restore peak combustion performance, this burner assembly ensures consistent, efficient heat generation and long-term reliability in demanding commercial and industrial hot water applications.
Product Overview
This burner assembly is a precision-matched replacement component sourced directly from Lochinvar & A.O. Smith, two of the most trusted names in commercial water heating. Designed for exact-fit installation on FTX725 and FTX850 series units, this part eliminates the guesswork of aftermarket compatibility and helps minimize system downtime.
Key Features
- OEM replacement burner assembly for Lochinvar & A.O. Smith FTX725 and FTX850 water heaters
- Engineered for precise fit and reliable combustion performance
- Restores factory-specified burner operation and efficiency
- Manufactured to meet original equipment standards and tolerances
- Supports consistent, dependable hot water output in commercial settings
Compatible Models
- Lochinvar & A.O. Smith FTX725
- Lochinvar & A.O. Smith FTX850
Why Choose OEM Replacement Parts?
Using genuine OEM components like the 100188650 burner assembly ensures your water heater operates as originally designed. Aftermarket substitutes may compromise combustion efficiency, safety, and equipment longevity. Trust Lochinvar & A.O. Smith factory parts to maintain warranty compliance and system integrity.







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