
TM8V080B Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1099.99 | Condition is New, Johnson Controls TM8V080B12MP12C 3 Ton 80000 BTU 80% Ecm Two-Stage Gas Furnance, FREE SHIPPING | 99.9% |
![]() | $1299.99 | Top Pick! Condition is New, Johnson Controls TM8V080B12MP12C 3 Ton 80000 BTU 80% Gas Furnance w/3T Coil HRZ, FREE SHIPPING | 99.9% |

The Johnson TM8V080B gas furnace is an 80,000 BTU (British Thermal Units) unit with an AFUE rating of 80%. AFUE, or Annual Fuel Utilization Efficiency, is a measure of a furnace's efficiency in converting fuel into heat over the course of a year. This high-efficiency rating means that this furnace is designed to minimize fuel waste and save you money on your energy bills.
This multi-position furnace is versatile and can be installed in different locations in your home, including in a basement, crawlspace, or attic. It comes with a factory-installed, high-performance condensing draft hood that helps to ensure efficient and effective combustion, while also reducing the amount of moisture that is expelled during the heating process.
The Johnson TM8V080B furnace features a durable, cast-iron heat exchanger that is designed to withstand the rigors of repeated heating cycles. The heat exchanger is also corrosion-resistant, thanks to a multi-layered process that includes a porcelain coating.
This furnace is equipped with a reliable and responsive control system that includes a fan delay feature, which keeps the fan running for a short period after the heating cycle has finished to ensure even temperature distribution throughout your home. It also features a built-in safety system that includes a flame rollout switch, which will shut off the furnace if the flame goes out during operation.
The Johnson TM8V080B gas furnace is designed with convenience in mind, and it comes with a number of features that make installation and maintenance easier. For example, it has a front access door that makes it easy to access the furnace components for cleaning or maintenance. It also features a heavy-duty, insulated cabinet that helps to reduce noise and keep the furnace running quietly and efficiently.
Overall, the Johnson TM8V080B gas furnace is a high-performance, efficient, and reliable heating solution for your home. Its multi-position design and durable construction make it a versatile and long-lasting investment, while its advanced features and easy-to-use control system make it a convenient and user-friendly choice for homeowners.
The Johnson TM8V080B/S TM8V080 is a multi-position, 80,000 BTU, 80 AFUE gas furnace. Here are some pros and cons that might help you decide whether or not to purchase this particular model:
Pros:1. High AFUE rating: This furnace has an annual fuel utilization efficiency (AFUE) rating of 80%, which means it converts 80% of the fuel it uses into heat for your home. This is more efficient than older models, which often had AFUE ratings as low as 60%.
2. Multi-position installation: This furnace can be installed in multiple positions, making it a versatile option for various installation configurations.
3. Two-stage heating: The two-stage heating system provides more consistent temperature control and quieter operation compared to single-stage furnaces.
4. Electronic ignition: The electronic ignition system ensures reliable and efficient ignition, eliminating the need for a pilot light and reducing energy waste.
5. Insulated cabinet: The insulated cabinet helps to maintain the temperature of the combustion gases, improving efficiency and reducing the amount of heat lost to the surrounding environment.
Cons:1. Cost: The higher efficiency and additional features of this furnace may come with a higher price tag compared to less efficient models.
2. Size and weight: This is a larger and heavier furnace than some other models, which may require additional structural support or modifications during installation.
3. Complexity: With more advanced features, this furnace may be more complex to install and maintain compared to simpler models.
4. Potential for more repairs: The additional components and features of this furnace may increase the likelihood of repairs over the life of the unit.
In conclusion, the Johnson TM8V080B/S TM8V080 gas furnace offers several advantages, including high efficiency, multi-position installation, two-stage heating, electronic ignition, and an insulated cabinet. However, these advantages come with some potential drawbacks, such as a higher cost, larger size and weight, and increased complexity. Ultimately, the decision to purchase this furnace depends on your specific needs, budget, and installation requirements. If you value energy efficiency, consistent temperature control, and quiet operation, this furnace may be a worthwhile investment. However, if you have limited budget or installation space, a simpler, less expensive model may be a better choice.
Details:
Reliable electronic hot surface ignition. Two-stage heating for consistent comfort. Key benefits: brand new, never installed. Natural gas ready, propane convertible with kit.
Johnson controls TM8V080B12mp12c 80k btu two-stage gas furnace 80% afue multi-position variable speed ecm. Variable-speed ecm motor quieter more efficient. Delivering 80,000 btu s of heating power, this high-performance furnace is built for efficiency, comfort, and durability. My price is $600 cheaper.
Why pay $1,600 online. Don't overspend on retail pricing when you can get the same model here for less. Featuring a two-stage gas valve and variable-speed ecm blower motor, it offers quieter operation, better airflow, improved energy savings compared to single-stage model's. Multi-position install up flow, down flow, horizontal.
specifications centrafurn:
- brand: Johnson Controls
- mpn: Tm8v080b
- model: Tm8v080b 12mp12c
- type: Central Furnace
- system configuration: Multi-positional
- power source: Gas
- heating system: Furnace
returns centrafurn:
- policy: no returns
payments centrafurn:
- other
- wallet: google-pay
- credit card: visa
shipping centrafurn:
- class: freight
- type: fixed
- service: flat rate freight
offer centrafurn:
- availability: in stock
- in stock #: 2
- sold #: 16
- prices: $1099.99–$1299.99
- item condition: New
- started: september 5, 2025
- options: ship-to-home
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
seller centrafurn:
- # reviews: 18
- rating: 100.0%
- city: houston, texas
Also Available:
- G67AG-8: CONTROL BOX, Johnson Controls
- H90TA-3C: CONTROL BOX, Johnson Controls
- 5KCP39NGBE33S: CONTROL FURNACE BLOWER MOTOR, Fits Johnson Controls
- 44L5901: CONTROL MODULE, Lennox Ducane Armstrong Allied Johnson Controls
- RFCX36BP12MP22C: CONTROL FURNACE, Johnson Controls
- H19AL-2: CONTROL VALVE, Johnson Controls
- Y61AR-1: TRANSFORMER CONTROL, Johnson Controls
- TM9E080C20MP12: CONTROL FURNACE, Johnson
- Z9ES040A10SMPS1: CONTROL FURNACE, Johnson Controls
- SE-SPU2002-0: CONTROL, Fits York Luxaire Coleman
- Z8ES060A12SMPS1: CONTROL FURNACE, Johnson Controls

