| Square Footage | Furnace BTU |
|---|---|
| 1,000-1,200 sq. ft. Home | 40,000 - 60,000 BTU |
| 1,200-1,500 sq. ft. Home | 60,000 BTU |
| 1,500-1,800 sq. ft. Home | 60,000 - 80,000 BTU |
| 1,800-2,500 sq. ft. Home | 80,000 - 100,000 BTU |
| 2,500-3,500 sq. ft. Home | 100,000 to 120,000 BTU |
The Carrier Infinity® Series 97 – 59TN7 is a premium two-stage, variable-speed gas furnace built for homeowners who want high efficiency, advanced comfort control, and ultra-quiet performance.
If you’re researching the Carrier 59TN7 furnace price, installed cost, and efficiency rating, this guide breaks down everything you need before investing.
| Feature | Details |
|---|---|
| AFUE Efficiency | Up to 96.7% |
| Heating Type | Two-Stage |
| Blower Motor | Variable-Speed ECM |
| ENERGY STAR® | Yes |
| Fuel Type | Natural Gas / Propane Convertible |
| Average Installed Cost | $6,200 – $6,800 |
Unit Cost Only: $4,000 – $5,000
Installed Cost: $6,200 – $6,800
Installation costs vary based on:
Home size
Duct modifications
Venting requirements
Thermostat upgrades (Infinity Control recommended)
Regional labor rates
The 59TN7 is priced in the premium tier but below the fully modulating Infinity 98 model.
Extracts additional heat from exhaust gases to increase overall efficiency.
Enhances durability while minimizing operational noise.
Supports upflow, downflow, and horizontal installations.
Improves safety and heating efficiency by drawing outside air.
Delivers strong heating performance with significant fuel savings compared to 80–92% furnaces.
Runs primarily at low capacity for improved efficiency and comfort, switching to high stage only when needed.
Provides consistent airflow, better humidity control, and quieter operation.
Communicating technology enhances system diagnostics and temperature precision.
Can integrate with a heat pump for dual-fuel energy optimization.
Reduces abrupt temperature swings and loud cycling.
Ensures smooth airflow transitions.
Minimizes vibration and sound transmission.
The Infinity 97 operates significantly quieter than most single-stage furnaces.
Reliable and fuel-efficient startup system.
Designed for long-term durability.
When paired with Infinity Control, provides system alerts and troubleshooting support.
20-year heat exchanger warranty (lifetime if registered within 90 days)
10-year limited parts warranty (with registration)
Registration within 90 days ensures full coverage.
High 96.7% efficiency
Two-stage comfort control
Quiet variable-speed operation
ENERGY STAR® certified
Infinity smart thermostat compatibility
Strong long-term energy savings
✔ Premium comfort performance
✔ ENERGY STAR® certified
✔ Two-stage efficiency
✔ Quiet operation
✔ Strong humidity management
✖ Higher upfront cost
✖ Not fully modulating like Infinity 98
✖ Requires Infinity Control for maximum performance
Medium to large homes
Cold or extended winter climates
Homeowners upgrading from single-stage systems
Buyers wanting premium comfort without full modulating pricing
Long-term homeowners focused on energy savings
| Feature | 59TN7 (Infinity 97) | 59MN7 (Infinity 98) |
|---|---|---|
| AFUE | Up to 96.7% | Up to 98.5% |
| Heating Type | Two-Stage | Modulating |
| Blower | Variable-Speed | Variable-Speed |
| Smart Tech | Infinity Control | Greenspeed® Intelligence |
| Installed Cost | $6,200–$6,800 | $7,500–$8,100 |
Verdict: The 59MN7 delivers maximum precision and efficiency, but the 59TN7 offers premium comfort at a lower price.
| Feature | 59TN7 | 59TP6 |
|---|---|---|
| AFUE | 96.7% | 96.5% |
| Heating | Two-Stage | Two-Stage |
| Blower | Variable-Speed | Variable-Speed |
| Smart Controls | Infinity Communicating | Standard Controls |
| Installed Cost | $6,200–$6,800 | $5,000–$5,600 |
Verdict: Both offer similar efficiency, but the 59TN7 includes Infinity communicating technology for more advanced comfort control.
| Feature | 59TN7 | 59SC5 |
|---|---|---|
| AFUE | 96.7% | 96.5% |
| Heating | Two-Stage | Single-Stage |
| Blower | Variable-Speed | Multi-Speed |
| ENERGY STAR® | Yes | Yes |
| Installed Cost | $6,200–$6,800 | $3,800–$4,800 |
Verdict: The 59TN7 offers superior temperature consistency and quieter operation, while the 59SC5 is a more budget-friendly option.
If you want:
High efficiency with smoother temperature control
Quiet operation
Premium Infinity-level comfort without paying for full modulation
The 59TN7 offers excellent value in Carrier’s premium lineup.
The Carrier Infinity® 97 – 59TN7 delivers strong efficiency, refined comfort, and quiet performance in a premium package. While it doesn’t offer full modulation like the Infinity 98, it provides an ideal balance between advanced comfort technology and cost.
For homeowners seeking high efficiency and smart climate control without reaching the highest price tier, the 59TN7 is a smart long-term investment.
Installed costs typically range from $6,200 to $6,800 depending on location and installation complexity.
The furnace offers up to 96.7% AFUE efficiency.
Yes, it meets ENERGY STAR® high-efficiency standards.
Yes. Its two-stage heating and high AFUE rating make it suitable for colder regions.
It includes a 20-year heat exchanger warranty (lifetime if registered) and a 10-year parts warranty (with registration).
Both are premium two-stage furnaces, but the Infinity 97 offers slightly refined efficiency and comfort positioning in Carrier’s lineup.
Furnace installation or replacement pricing can vary due to:
Size of your home and furnace capacity
Province and local climate
Labour intensity of installation
HVAC contractor pricing
We connect homeowners with trusted HVAC contractors in:
Hamilton • Burlington • Brantford • Cambridge • Kitchener • Milton • Oakville
Whether replacing or upgrading, our certified professionals are ready to assist.
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