
X401 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $250.00 | Condition is Used, BECKETT OIL BURNER UNIT MODEL AF AFG - Weil Mclain Boiler Furnace Water Heater, shipping cost = $123.65 | 99.7% |

The Beckett X401 Oil Burner Unit, model AF-AFG, is a high-performance oil burner designed for use with Weil-McLain boiler and furnace systems. This unit is engineered to provide efficient and reliable heat for your residential or light commercial application.
The X401 oil burner features a robust, cast iron construction for durability and longevity. The burner's fire tube design ensures efficient combustion, reducing fuel consumption and lowering operating costs. The burner's AF-series control is user-friendly and easy to operate, with adjustable burner settings to accommodate various heating requirements.
The X401 oil burner is equipped with a number of advanced features to improve performance and safety. These include a draft diverter to ensure proper combustion air supply, an automatic fuel shut-off in case of no ignition, and a high-limit safety control to prevent overheating. The burner's low-mass design allows for quick response times and even temperature distribution.
The X401 oil burner is compatible with a wide range of fuels, including #2 and #4 oil. It is also equipped with a heat exchanger for use as a water heater, providing an additional source of hot water for your home or business. The burner's compact size makes it easy to install, while its low noise level ensures quiet operation.
The Beckett X401 Oil Burner Unit, model AF-AFG, is a versatile and reliable solution for your heating needs. Its robust construction, efficient combustion, and advanced safety features make it an excellent choice for use with Weil-McLain boiler and furnace systems. Whether you're looking for a new oil burner for your home or looking to upgrade your commercial heating system, the X401 oil burner is an excellent option.
The Beckett X401 oil burner unit is designed to work with AF series Weil-McLain boilers for both space heating and domestic hot water applications. Here are some pros and cons that may help in making an informed decision about purchasing this oil burner unit:
Pros:1. Efficient: The X401 oil burner has an efficiency rating of up to 86%, which can help reduce heating costs.
2. Durable: Made with high-quality materials, the burner is built to last, offering long-term reliability.
3. Versatile: The unit can be used with both new and older Weil-McLain boilers, making it a suitable option for various applications.
4. Easy to install: The X401 oil burner comes with a factory-installed igniter and control module, making the installation process easier.
5. Low maintenance: With a simple design and few moving parts, the burner requires minimal maintenance, saving time and money.
Cons:1. Limited compatibility: The X401 oil burner is designed specifically for Weil-McLain boilers, making it less versatile for those with other makes or models.
2. Requires professional installation: While the burner itself is easy to install, the boiler system it is connected to may require professional assistance for installation and setup.
3. Potential for noise: Older Weil-McLain boilers can be quite noisy, and the addition of an oil burner may exacerbate this issue, leading to some disturbance during operation.
4. Fuel filter required: An oil filter should be installed in the fuel line to ensure optimal performance and longevity of the burner.
Ending Conclusion:The Beckett X401 oil burner unit is a reliable and efficient option for those with Weil-McLain boilers seeking to heat their homes or businesses. Its ease of installation, durability, and low maintenance requirements make it a popular choice among homeowners and professionals alike. However, its limited compatibility with only Weil-McLain boilers and the potential for noise may be concerns for some. Ultimately, the decision to purchase the X401 oil burner unit depends on the specific heating needs, budget, and equipment availability for the given application.
Recommendation:If you currently own a Weil-McLain boiler and are looking for an efficient and durable oil burner to complement your system, the Beckett X401 oil burner is a solid choice. Its ease of installation and low maintenance requirements make it an attractive option for homeowners and professionals seeking a reliable heating solution. However, if you have a different make or model of boiler, it may be worth considering other options to ensure compatibility and optimal performance.
Details:
Unit was removed from an working system weil mclain boiler, it tested and is working fine. Note: comes with by-pass plug for 2 pipe system if necessary, new combustion head f3, gaskets and manual.
specifications centrafurn:
- brand: Beckett
- mpn: X401
- type: Central Furnace
- power source: Oil
- heating system: Furnace
seller centrafurn:
- city: newark, new jersey
- # reviews: 5034
- rating: 99.7%
shipping centrafurn:
- transit: 3-8 days
- carrier: usps
- service: usps priority mail
- type: calculated
- class: expedited
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
returns centrafurn:
- time: 60 days
- method: money back
- policy: returns accepted
- paid by: buyer
payments centrafurn:
- credit card: diners-club
- other
- wallet: paypal
offer centrafurn:
- price: $250.00
- item condition: Used
- in stock #: 1
- options: ship-to-home
- sold #: 4
- started: april 13, 2026
- availability: in stock
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