
MG2R-045T1ACM2 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $1062.00 | Condition is New, Intertherm MG2R-045T1ACM2 45,000 BTU Downflow ECM Mfr Housing Furnace 95% 221504, shipping cost = $ | 99.7% |

The Intertherm MG2R-045T1ACM2 is a high-efficiency downflow ECM (Electronically Commutated Motor) furnace designed for residential heating applications. This model, with the manufacturing number 221504, is a reliable choice for homeowners seeking energy-saving solutions for their heating needs.
The MG2R-045T1ACM2 boasts an AFUE (Annual Fuel Utilization Efficiency) rating of 95%, which means it converts 95% of the fuel it uses into heat, making it an excellent investment for those looking to reduce their energy consumption and save on utility bills.
This Intertherm furnace is a downflow model, which means the air flows downward through the heat exchanger. The ECM motor, which is known for its energy efficiency and quiet operation, is electronically commutated, allowing it to adjust the fan speed continuously for optimal comfort and energy savings.
The MG2R-045T1ACM2 comes with a factory-installed MFR (Modulating Gas Valve), which modulates the gas input to the furnace based on the heating demand, ensuring consistent temperatures and greater energy efficiency. Additionally, this Intertherm model includes a primary and secondary heat exchanger, which allows for improved efficiency and better heating performance.
The furnace is also equipped with a multi-position electronic control, enabling easy installation and operation, as well as a built-in diagnostics feature for quick troubleshooting. This model features a cabinet constructed of heavy-gauge steel, ensuring durability and long-lasting performance.
For added safety, the MG2R-045T1ACM2 includes a sealed combustion system, which draws air from outside the home for combustion, reducing drafts and improving indoor air quality. The furnace also features a high-temperature limit control and a flame rollout switch for added safety measures.
In summary, the Intertherm MG2R-045T1ACM2 is a high-efficiency, quiet, and durable downflow ECM furnace with a modulating gas valve and advanced safety features. With an AFUE rating of 95%, this model is an excellent choice for homeowners seeking energy savings and consistent heating performance.
Pros and Cons of buying a Intertherm MG2R-045T1ACM2 45,000 BTU Downflow ECM Furnace
The Intertherm MG2R-045T1ACM2 is a 45,000 BTU downflow ECM (Electronically Commutated Motor) furnace with a AFUE rating of 95%. Here are some potential advantages and disadvantages of choosing this furnace for your heating needs.
Pros:1. High Energy Efficiency: With an AFUE rating of 95%, this furnace is highly energy-efficient, meaning it converts 95% of the fuel it burns into heat for your home.
2. Quiet Operation: ECM motors run more quietly than traditional single-speed inducer motors, making this furnace a good choice for those who want a quieter heating system.
3. Consistent Temperature: ECM technology provides more precise temperature control, which can lead to a more comfortable living environment.
4. Durable Construction: The Intertherm MG2R-045T1ACM2 is built with a heavy-gauge steel cabinet, which can help extend the life of the furnace.
5. Easy Installation: Downflow furnaces are often easier to install than upflow furnaces because they can be placed in a basement or crawl space without the need for additional ductwork or modifications.
Cons:1. Higher Upfront Cost: The Intertherm MG2R-045T1ACM2 is a high-efficiency furnace, and as such, it comes with a higher upfront cost than a standard efficiency furnace.
2. Complexity: ECM technology is more complex than traditional furnace technology, which can make repairs more difficult and potentially more expensive.
3. Potential for Moisture Buildup: Downflow furnaces draw in air from the bottom and exhaust it out the top, which can lead to moisture buildup in the combustion chamber if not properly maintained.
4. Larger Size: Due to its high efficiency and larger heat exchanger, the Intertherm MG2R-045T1ACM2 is larger than some standard efficiency furnaces, which may require additional space for installation.
Conclusion:The Intertherm MG2R-045T1ACM2 is a highly efficient, quiet, and consistent heating solution for homes with sufficient space for installation. Its durability, energy savings potential, and precise temperature control make it an attractive option for those willing to invest in a more advanced and costlier furnace. However, potential buyers should be aware of the higher upfront cost, potential complexity of ECM technology, and potential for moisture buildup. Ultimately, the decision to purchase this furnace depends on individual heating needs, budget, and installation considerations.
Recommendation:If you're in the market for a high-efficiency furnace and have the necessary space and budget for installation, the Intertherm MG2R-045T1ACM2 is an excellent choice for those seeking a quiet, energy-efficient, and consistent heating solution. For those with limited budgets or concerns about complexity and potential moisture buildup, a standard efficiency furnace may be a more suitable option.
Details:
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specifications centrafurn:
- brand: Intertherm
- mpn: Mg2r-045t1acm2
- part type: Housing Furnace
- item width: 19.875
- upc: 663132460724
offer centrafurn:
- in stock #: 1
- availability: in stock
- best offers: true
- sold #: 17
- options: ship-to-home
- started: january 12, 2026
- price: $1062.00
- item condition: New
shipping centrafurn:
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
payments centrafurn:
- credit card: discover
- wallet: google-pay
- other
returns centrafurn:
- policy: no returns
seller centrafurn:
- # reviews: 46878
- rating: 99.3%
- city: lebanon, indiana
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