Lennox Heat Pumps: Cost & Review
Among the highest-efficiency ducted systems; premium pricing, dealer-only. Below: typical cost, model lines, cold-climate performance — and a calculator to price your size.
Lennox heat pump cost
For a typical 3-ton system, expect roughly:
| System | Typical installed price |
|---|---|
| Ducted air-source (3 ton) | $9,701–$13,125 |
| Ductless mini-split (3 zones) | $10,950–$14,814 |
Prices reflect Lennox's typical Premium positioning (1.13× the market average). Your actual price depends on size, ductwork, the specific model and your installer.
Model lines & specs
Lennox is known for high-efficiency ducted systems. Main residential lines include Signature, Elite, Merit. Higher tiers add variable-speed (inverter) compressors, better cold-climate output and higher SEER2/HSPF2 ratings.
| Spec | Lennox (top-of-line) |
|---|---|
| Cooling efficiency | up to ~24 SEER2 |
| Heating efficiency | up to ~10.5 HSPF2 |
| Flagship line | Signature SL25XPV |
| Cold-climate | Good |
| Warranty | 10-yr parts (with registration) |
Specs are top-of-line "up to" figures and vary by model — verify the exact unit in the AHRI directory.
Cold-climate performance
Good. If you have real winters, choose a cold-climate-rated model and confirm your balance point so you size backup heat correctly.
Estimate your cost
Frequently asked questions
How much does a Lennox heat pump cost?
A 3-ton Lennox ducted system typically runs $9,701–$13,125 installed; ductless multi-zone systems are similar. State and utility rebates may reduce that (the federal 25C/25D tax credit expired at the end of 2025).
Is Lennox a good heat pump brand?
Yes — Lennox is well regarded for high-efficiency ducted systems. As always, correct sizing and a quality installer matter more than the badge.
Are Lennox heat pumps good in cold climates?
Good. Always check the specific model's rated capacity and COP at 5°F and 17°F.
Compare other brands
Sources & further reading
Independent review, reviewed against US DOE & ENERGY STAR guidance and updated June 2026. We are not affiliated with Lennox. Estimates only — confirm current models and prices with a local dealer.