
383500701 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $51.18 | Condition is Used, Weil McLain 383-501-031 Condensate Trap Ultra 80 105 Used, FREE SHIPPING | 100.0% |
![]() | $109.67 | Condition is Used, Weil McLain 591-300-002 Wire Harness Assembly Low Voltage Ultra 80 105 Used, FREE SHIPPING | 100.0% |
![]() | $109.67 | Condition is Used, Weil McLain 591-300-001 Wire Harness Line Voltage Ultra 80 105 Used, FREE SHIPPING | 100.0% |
![]() | $124.30 | Condition is Used, Weil McLain 383-501-038 Gas Pipe Assembly Ultra 80 105 Used, FREE SHIPPING | 100.0% |
![]() | $146.23 | Condition is Used, Weil McLain 383-500-165 383-500-170 383-500-175 Cover Set For Ultra 80 Boiler, FREE SHIPPING | 100.0% |
![]() | $146.23 | Condition is Used, Weil McLain 383-501-036 Piping Assembly Water Supply Ultra 80 105 Used, FREE SHIPPING | 100.0% |
![]() | $200.00 | Condition is Used, Weil-McLain Ultra 80/105/155/230 Series 1 & 2 Boiler Control Board MCBA14201D, shipping cost = $8.18 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $64.88 | Top Pick! Condition is New, Weil Mclain 383500327 High Altitude Kit Ultra 80-310 Series, FREE SHIPPING | 99.8% |
![]() | $50.00 | Condition is New, WEIL MCLAIN KIT-S PIPE-G ULTRA 80-105 383500666, shipping cost = $16.39 | 99.5% |
![]() | $349.00 | Condition is New, WEIL-MCLAIN 383-501-029 Gas Valve Venturi Ultra 80 Gas Boiler. Same Day Shipping, shipping cost = $14.00 | 99.8% |
![]() | $543.46 | Condition is New, Weil-McLain 383-500-658 Control Module Ultra 80-155, Series 3, shipping cost = $8.85 | 99.5% |
![]() | $594.48 | Top Pick! Condition is New, WEIL-MCLAIN 383-501-029 Ignition Kit Gas Valve Venturi Ultra 80 Replacement Kit, FREE SHIPPING | ![]() |
![]() | $598.91 | Condition is New, Weil-McLain 383500655 Air Adapter Kit Ultra 80 105 Gaskets Bracket, FREE SHIPPING | ![]() |
![]() | $612.30 | Condition is New, Weil-McLain 383-501-029 Venturi Gas Valve Ultra 80, shipping cost = $8.85 | 99.5% |
![]() | $903.81 | Condition is New, WEIL 209047 383-501-027 ULTRA 80/105 BLOWER ASSEMBLY -MCLAIN -MCLAIN 806683, FREE SHIPPING | 98.5% |
![]() | $913.07 | Top Pick! Condition is New, Weil Mclain 383-501-027 Inducer Assembly Ultra 80 105 Gas Boiler, FREE SHIPPING | ![]() |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $73.12 | Condition is For parts or not working, Weil McLain 383-500-145 Air Adapter Assembly 3-Inch For Ultra 80 105 155, FREE SHIPPING | 100.0% |

The Weil-McLain Ultra 80 High Efficiency Propane Boiler is a reliable and energy-efficient solution for your home heating needs. This boiler is model number 383500701 and is part of Weil-McLain's Ultra Series, which is known for its durability and superior performance.
The Ultra 80 Boiler is designed with a stainless steel primary and secondary heat exchanger, which provides excellent heat transfer and longevity. It has an AFUE rating of up to 80%, meaning that 80% of the fuel energy is converted into heat for your home, while the remaining 20% is lost as exhaust. This makes it an efficient choice for homeowners looking to reduce their heating costs.
The boiler's compact size, measuring 30.5 inches long by 24 inches wide by 33 inches high, makes it an ideal fit for most residential spaces. It also features a Power-Fin tubular heat exchanger, which provides even heat distribution and reduces temperature swings.
The Ultra 80 Boiler comes with several safety features, including an automatic low water cutoff, a high limit temperature switch, and a pressure relief valve. It also has a built-in condensate neutralizer, which helps prevent the formation of acid in the condensate line, thus prolonging the life of the system.
The boiler is equipped with a modulating/condensing burner that can adjust its output to match the heating demand of your home, providing consistent comfort and energy savings. It also comes with a factory-installed electronic ignition system, which ensures reliable and easy ignition.
The Ultra 80 Boiler is designed with ease of installation in mind. It features a front-access combustion chamber and a side-access burner, making it easier to access for maintenance and service. It also comes with a factory-installed pre-piped vent system, which simplifies the venting process.
Overall, the Weil-McLain Ultra 80 High Efficiency Propane Boiler is a reliable, energy-efficient, and easy-to-install solution for your home heating needs. With its advanced features, durable construction, and excellent performance, it is an excellent choice for homeowners looking to reduce their heating costs and enjoy consistent comfort.
The Weil-McLain 383500701 Ultra 80 High Efficiency Propane Boiler is a popular choice for residential heating systems due to its energy efficiency and reliable performance. Here are some pros and cons to help you make an informed decision.
Pros:1. High Efficiency: With an AFUE rating of up to 80%, this boiler is energy efficient and can help reduce your heating costs.
2. Compact Size: The Ultra 80 boiler has a small footprint, making it ideal for installation in tight spaces.
3. Durable Construction: The boiler is made of heavy-gauge, corrosion-resistant stainless steel and features a cast iron heat exchanger for long-lasting performance.
4. Easy Installation: The boiler comes with factory-installed electrical and gas connections, making installation quick and straightforward.
5. Quiet Operation: The Ultra 80 boiler operates quietly, making it a good choice for homes where noise levels are a concern.
Cons:1. Price: The Ultra 80 boiler is more expensive than some other models on the market.
2. Limited Capacity: With a maximum input of 80,000 BTUs, this boiler may not be suitable for larger homes or commercial applications.
3. Venting Requirements: The boiler requires a direct venting system, which can add to the installation cost and complexity.
Ending Conclusion:The Weil-McLain 383500701 Ultra 80 High Efficiency Propane Boiler is a well-built, energy-efficient heating solution for residential applications. Its compact size, quiet operation, and high efficiency make it an attractive option for homeowners looking to reduce their heating costs. However, its higher price point and limited capacity may be a drawback for some.
Recommendation:If you are looking for a reliable, energy-efficient heating solution for your home and have the budget for it, the Weil-McLain 383500701 Ultra 80 High Efficiency Propane Boiler is a great choice. Its small size, quiet operation, and durable construction make it an excellent investment for your home. However, if you have a larger home or commercial application, you may want to consider a boiler with a higher input capacity.
Details:
With an energy star rating of a, this boiler offers reliable and efficient heating performance. The model features advanced technology and a durable build, making it top choice for home heating needs. The Weil Mclain ultra 80 is a high efficiency 80,000 btu propane boiler designed for central heating systems.
specifications centrafurn:
- brand: Weil-mclain
- mpn: 383500701
- model: Ultra-80
- type: Central Furnace
- btu heating rating: 80000-89999 Btu
- power source: Propane Liquid
- energy star: A
- heating system: Boiler
payments centrafurn:
- other
- credit card: diners-club
- wallet: google-pay
seller centrafurn:
- rating: 99.1%
- # reviews: 309
- city: halethorpe, maryland
returns centrafurn:
- policy: no returns
shipping centrafurn:
- service: flat rate freight
- class: freight
- transit: 14-17 days
- type: fixed
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
offer centrafurn:
- in stock #: 5
- started: july 8, 2025
- prices: $109.67–$913.07
- item condition:
- Used
- New
- For parts or not working
- availability: in stock
- sold #: 19
- options: ship-to-home
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