
Lochinvar & A.O. Smith 100210042 Burner Assembly
The Lochinvar & A.O. Smith 100210042 Burner Assembly is a high-precision OEM replacement part designed specifically for natural gas water heaters and boilers. This 16-inch burner assembly, designated as Burner Assembly #34, ensures an exact air-to-fuel ratio for clean combustion and thermal efficiency in residential and light commercial equipment. Built with industrial-grade materials to withstand high-temperature cycling, this genuine Lochinvar replacement part eliminates the reliability issues associated with universal aftermarket components. Whether you are performing a burner replacement during a routine teardown or addressing a water heater repair, this unit provides the exact fitment required for select A.O. Smith and Lochinvar models. As a veteran-grade HVAC part, it is engineered for consistent flame patterns and efficient combustion, helping to maintain system safety and prevent carbon buildup or premature heat exchanger fatigue. Verify your specific unit's technical manual to ensure 100210042 is the correct NAT 16" Final Burner Assy for your application.
Key Benefits:- Precision OEM Engineering: Guaranteed compatibility with A.O. Smith, Lochinvar, State, and American Water Heater systems.
- Optimized Combustion: Features the NAT 16" Final Burner Assy #34 specification for stable, clean-burning performance.
- Rugged Construction: Durable, high-heat resistant design reduces the frequency of boiler maintenance and component failure.
- Plug-and-Play Fitment: Standardized 16-inch length and Burner #34 orifice alignment for streamlined field installation.
Is this burner assembly compatible with Propane (LP) units?
No, the 100210042 is specifically calibrated for natural gas systems only. Using this assembly with LP gas creates a severe safety hazard.
What equipment uses the Burner Assembly #34?
This part is commonly found in specific Lochinvar and A.O. Smith residential water heaters. Always check the rating plate on your appliance for the part number before ordering.
Do I need a licensed contractor for installation?
Yes. To ensure proper manifold pressure and efficient combustion, this component should be installed and calibrated by a qualified HVAC technician.
?? California Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Original: $149.18
-65%$149.18
$52.21Lochinvar & A.O. Smith 100210042 Burner Assembly
The Lochinvar & A.O. Smith 100210042 Burner Assembly is a high-precision OEM replacement part designed specifically for natural gas water heaters and boilers. This 16-inch burner assembly, designated as Burner Assembly #34, ensures an exact air-to-fuel ratio for clean combustion and thermal efficiency in residential and light commercial equipment. Built with industrial-grade materials to withstand high-temperature cycling, this genuine Lochinvar replacement part eliminates the reliability issues associated with universal aftermarket components. Whether you are performing a burner replacement during a routine teardown or addressing a water heater repair, this unit provides the exact fitment required for select A.O. Smith and Lochinvar models. As a veteran-grade HVAC part, it is engineered for consistent flame patterns and efficient combustion, helping to maintain system safety and prevent carbon buildup or premature heat exchanger fatigue. Verify your specific unit's technical manual to ensure 100210042 is the correct NAT 16" Final Burner Assy for your application.
Key Benefits:- Precision OEM Engineering: Guaranteed compatibility with A.O. Smith, Lochinvar, State, and American Water Heater systems.
- Optimized Combustion: Features the NAT 16" Final Burner Assy #34 specification for stable, clean-burning performance.
- Rugged Construction: Durable, high-heat resistant design reduces the frequency of boiler maintenance and component failure.
- Plug-and-Play Fitment: Standardized 16-inch length and Burner #34 orifice alignment for streamlined field installation.
Is this burner assembly compatible with Propane (LP) units?
No, the 100210042 is specifically calibrated for natural gas systems only. Using this assembly with LP gas creates a severe safety hazard.
What equipment uses the Burner Assembly #34?
This part is commonly found in specific Lochinvar and A.O. Smith residential water heaters. Always check the rating plate on your appliance for the part number before ordering.
Do I need a licensed contractor for installation?
Yes. To ensure proper manifold pressure and efficient combustion, this component should be installed and calibrated by a qualified HVAC technician.
?? California Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.
Product Information
Product Information
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Description
The Lochinvar & A.O. Smith 100210042 Burner Assembly is a high-precision OEM replacement part designed specifically for natural gas water heaters and boilers. This 16-inch burner assembly, designated as Burner Assembly #34, ensures an exact air-to-fuel ratio for clean combustion and thermal efficiency in residential and light commercial equipment. Built with industrial-grade materials to withstand high-temperature cycling, this genuine Lochinvar replacement part eliminates the reliability issues associated with universal aftermarket components. Whether you are performing a burner replacement during a routine teardown or addressing a water heater repair, this unit provides the exact fitment required for select A.O. Smith and Lochinvar models. As a veteran-grade HVAC part, it is engineered for consistent flame patterns and efficient combustion, helping to maintain system safety and prevent carbon buildup or premature heat exchanger fatigue. Verify your specific unit's technical manual to ensure 100210042 is the correct NAT 16" Final Burner Assy for your application.
Key Benefits:- Precision OEM Engineering: Guaranteed compatibility with A.O. Smith, Lochinvar, State, and American Water Heater systems.
- Optimized Combustion: Features the NAT 16" Final Burner Assy #34 specification for stable, clean-burning performance.
- Rugged Construction: Durable, high-heat resistant design reduces the frequency of boiler maintenance and component failure.
- Plug-and-Play Fitment: Standardized 16-inch length and Burner #34 orifice alignment for streamlined field installation.
Is this burner assembly compatible with Propane (LP) units?
No, the 100210042 is specifically calibrated for natural gas systems only. Using this assembly with LP gas creates a severe safety hazard.
What equipment uses the Burner Assembly #34?
This part is commonly found in specific Lochinvar and A.O. Smith residential water heaters. Always check the rating plate on your appliance for the part number before ordering.
Do I need a licensed contractor for installation?
Yes. To ensure proper manifold pressure and efficient combustion, this component should be installed and calibrated by a qualified HVAC technician.
?? California Proposition 65 Warning: This product may contain chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
This item is not eligible for free shipping.
Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.












