
BNR2404 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $59.00 | Condition is New, Lochinvar BNR2404 Main Burner Assembly *NEW* **FAST SHIPPING**, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $64.12 | Top Pick! Condition is Used, Lochinvar BNR2404 Main Boiler Burner - USED, shipping cost = $32.30 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $55.00 | Condition is New – Open box, Lochinvar BNR2404 P/N100135232 Main Burner tube , shipping cost = $13.11 | 100.0% |
![]() | $68.00 | Condition is New – Open box, (1) Lochinvar BNR2404K 100075279 Main Burner Tube NOS, shipping cost = $17.00 | 99.9% |

The Lochinvar BNR2404 Burner is a high-performance, condensing, residential gas burner designed for use with Lochinvar's Knight and Freedom series boilers. This burner is known for its superior efficiency, reliability, and ease of installation.
The BNR2404 Burner features a compact design, which allows for a smaller boiler footprint, making it an excellent choice for space-constrained installations. It is constructed with a premium grade, 316L stainless steel burner housing, providing durability and resistance to corrosion.
This burner is equipped with a modulating, condensing, low-NOx design, which allows for precise temperature control and efficient combustion. The modulating burner can adjust output from 20,000 to 175,000 BTUs, providing the ability to match heating demand, while minimizing energy waste.
The BNR2404 Burner also includes a built-in, fully modulating draft regulator, which ensures optimal combustion efficiency and reduces emissions. It is also compatible with a wide range of venting options, including direct-vent and power-vent configurations.
Additionally, this burner is equipped with a sealed combustion system, which draws combustion air directly from outside the building, reducing the potential for harmful combustion byproducts to enter the living space. It also includes a high-performance, stainless steel heat exchanger, which maximizes heat transfer and efficiency.
The BNR2404 Burner is easy to install and service, with quick-connect gas and electrical connections, and a service-friendly design. It also includes a diagnostic LED indicator, which provides real-time information on burner operation and faults.
Overall, the Lochinvar BNR2404 Burner is an excellent choice for homeowners looking for a high-performance, efficient, and reliable heating solution. Its compact design, modulating output, and easy installation make it a popular choice among contractors and homeowners alike.
Lochinvar BNR2404 Boiler Burner: A Detailed Analysis of Its Pros and Cons
The Lochinvar BNR2404 is a popular choice for those seeking a high-performance and efficient gas-fired condensing boiler burner. In this analysis, we will discuss the key advantages and disadvantages of investing in this particular model.
Pros:1. High efficiency: With an efficiency rating of up to 95%, the Lochinvar BNR2404 boiler burner is an excellent choice for those looking to reduce their energy consumption and save money on fuel costs.
2. Compact design: This burner's compact size makes it an ideal solution for installations with limited space. Its small footprint allows for easier integration into various residential and commercial applications.
3. Versatile: The Lochinvar BNR2404 is compatible with both low and high-pressure systems, making it a versatile option for various heating applications.
4. Easy installation: The burner's modular design makes installation straightforward and efficient, with minimal site preparation required.
5. Advanced combustion technology: The Lochinvar BNR2404 features a modulating condensing burner, which provides precise temperature control and consistent performance.
Cons:1. Higher upfront cost: The Lochinvar BNR2404 boiler burner's advanced features and high efficiency come at a higher price point compared to some other models in the market.
2. Requires proper venting: Proper venting is essential to ensure the safe and efficient operation of the burner. In some cases, installing the required venting system can add to the overall cost and complexity of the installation.
3. Limited compatibility with older systems: The Lochinvar BNR2404 may not be compatible with older boiler systems, which could require additional investment in upgrading the existing infrastructure.
In conclusion, the Lochinvar BNR2404 boiler burner offers several advantages, including high efficiency, compact design, versatility, easy installation, and advanced combustion technology. However, its higher upfront cost and requirements for proper venting and potential compatibility issues with older systems are important considerations.
Recommendation:If you're in the market for a high-performance, energy-efficient boiler burner and have the budget for it, the Lochinvar BNR2404 is an excellent choice. Its compact size, versatility, and advanced combustion technology make it a worthwhile investment for those who prioritize efficiency and reliability. However, if budget is a concern or your existing heating system is not compatible with the Lochinvar BNR2404, you may want to consider alternative options with lower upfront costs and more compatibility.
Details:
Used, part has fitting. Lochinvar BNR2404 main boiler burner. These services include: ups 3 day select.
Prices for these options may differ from standard ground shipping. Item is sold as pictured. Ups next day am. Ups 2 day air am.
The cost of combined shipping depends on weight, location buyer and size box.
specifications maxohvac:
- brand: Lochinvar
- mpn: Bnr2404
- part type: Burner
offer maxohvac:
- sold #: 21
- in stock #: 4
- availability: in stock
- best offers: true
- prices: $55.00–$68.00
- item condition:
- New
- Used
- New – Open box
- started: february 26, 2025
- options: ship-to-home
seller maxohvac:
- city: kawkawlin, michigan
- rating: 99.6%
- # reviews: 21346
shipping maxohvac:
- carrier: usps, ups
- transit: 2-6 days
- type: calculated
- class: expedited, standard, one-day
- service: usps priority mail, ups ground, usps priority mail express, ups next day air
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
returns maxohvac:
- time: 30 days
- method: money back
- policy: returns accepted
- paid by: buyer
payments maxohvac:
- credit card: mastercard
- other
- check
- money order
- wallet: paypal
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