Best overall
ALLIED COMMERCIAL LDT048H5E*1P
3.5 ton packaged · E-SERIES
- SEER2
- 15.6
- HSPF2
- 7.2
- Heat at 5°F
- 19,000
Highest seasonal cooling efficiency of all 5 3.5-ton packaged heat pumps, with 7.2 HSPF2 for heating.
Full specs and running costBest 3.5-ton packaged heat pumps
5 ENERGY STAR certified 3.5-ton packaged heat pumps from 4 brands, ranked on their official ratings. Here are the winners for each kind of home, then the full list.
Top picks
Best for hot summers
Lennox LDT048H4E*1P
3.5 ton packaged · ENLIGHT
- SEER2
- 15.6
- HSPF2
- 7.2
- EER2
- 12.0
EER2 of 12.0: among the most efficient on a 95°F afternoon.
Full specs and running cost- Area one unit coversabout 1,400-2,650 sq ft
- Typical running cost$1,508/yr in Atlanta
- Average efficiency15.4 SEER2
- Cold-climate certified0 of 5
Compare all 5 3.5-ton packaged heat pumps
Filter by brand, efficiency or cold climate
5 models, ranked by SEER2 (cooling efficiency), then HSPF2.
| # | Cold | |||||||
|---|---|---|---|---|---|---|---|---|
| 1 | ALLIED COMMERCIAL LDT048H5E*1PE-SERIES | 3.5-ton | 12.0 | 7.2 | 19,000 | No | 2 | |
| 2 | Lennox LDT048H4E*1PENLIGHT | 3.5-ton | 12.0 | 7.2 | 36,400 | No | 2 | |
| 3 | AIREASE RPHPV-71548P-RPHPV Series | 3.5-ton | 11.5 | 7.2 | 20,400 | No | 5 | |
| 4 | Lennox LRP15HPK48VP-LRP15HP | 3.5-ton | 11.5 | 7.2 | 20,400 | No | 1 | |
| 5 | Trane 5DCZ5042A15DCZ5 | 3.5-ton | 11.5 | 7.2 | 20,000 | No | 2 |
More about 3.5-ton packaged heat pumps
Top 5 for cold climates
Cold-climate certified models with the highest efficiency at 5°F. Often sold as hyper-heat or low-ambient models.
No certified models match in this class.
Top 5 for hot climates
Highest efficiency on a 95°F afternoon, which drives summer bills in places like Phoenix, Houston and Florida.
| # | Model | SEER2 | EER2 | HSPF2 | COP at 5°F |
|---|---|---|---|---|---|
| 1 | ALLIED COMMERCIAL LDT048H5E*1Palso sold as 1 other model number | 15.6 | 12.0 | 7.2 | 1.81 |
| 2 | Lennox LDT048H4E*1Palso sold as 1 other model number | 15.6 | 12.0 | 7.2 | 2.30 |
| 3 | AIREASE RPHPV-71548P- | 15.2 | 11.5 | 7.2 | 1.75 |
| 4 | Lennox LRP15HPK48VP-also sold as 1 other model number | 15.2 | 11.5 | 7.2 | 1.75 |
| 5 | Trane 5DCZ5042A1also sold as 1 other model number | 15.2 | 11.5 | 7.2 | 2.00 |
Top 5 for heating
Highest seasonal heating efficiency, for homes where the heat pump replaces a furnace.
| # | Model | SEER2 | EER2 | HSPF2 | COP at 5°F |
|---|---|---|---|---|---|
| 1 | Lennox LDT048H4E*1Palso sold as 1 other model number | 15.6 | 12.0 | 7.2 | 2.30 |
| 2 | Trane 5DCZ5042A1also sold as 1 other model number | 15.2 | 11.5 | 7.2 | 2.00 |
| 3 | ALLIED COMMERCIAL LDT048H5E*1Palso sold as 1 other model number | 15.6 | 12.0 | 7.2 | 1.81 |
| 4 | AIREASE RPHPV-71548P- | 15.2 | 11.5 | 7.2 | 1.75 |
| 5 | Lennox LRP15HPK48VP-also sold as 1 other model number | 15.2 | 11.5 | 7.2 | 1.75 |
How many square feet does a 3.5-ton packaged heat pump cover?
- Hot and dry climate (Phoenix)up to 2,650 sq ft
- Hot and humid climate (Houston)up to 2,650 sq ft
- Mixed climate (Atlanta)up to 2,250 sq ft
- Cold climate (Chicago)up to 1,550 sq ft
- Very cold climate (Minneapolis)up to 1,400 sq ft
Average insulation, 8 ft ceilings. Sunny rooms, kitchens and older houses need more capacity. Size calculator
What a 3.5-ton packaged heat pump costs to run
- Hot and dry (Phoenix)$1,627/yr · best $1,597
- Hot and humid (Houston)$1,459/yr · best $1,432
- Mixed (Atlanta)$1,508/yr · best $1,494
- Cold (Chicago)$2,966/yr · best $2,955
- Very cold (Minneapolis)$3,062/yr · best $3,055
Typical = median model of this size (15.2 SEER2, 7.2 HSPF2); best = most efficient. Local electricity prices from the U.S. EIA. Calculate for your home
Questions
- What is the best 3.5-ton packaged heat pump?
- On certified efficiency, the ALLIED COMMERCIAL LDT048H5E*1P leads at 15.6 SEER2 and 7.2 HSPF2. The right pick depends on your climate, so compare the lists above.
- How many square feet does a 3.5-ton packaged heat pump cover?
- About 1,400 to 2,650 sq ft with average insulation: 2,650 sq ft in a hot and dry climate like Phoenix, 2,650 sq ft in a hot and humid climate like Houston, 2,250 sq ft in a mixed climate like Atlanta, 1,550 sq ft in a cold climate like Chicago, 1,400 sq ft in a very cold climate like Minneapolis. Cold climates cover less because the heating load is larger.
- How much does a 3.5-ton packaged heat pump cost to run?
- A typical 3.5-ton packaged heat pump (15.2 SEER2, 7.2 HSPF2) uses about $1,508 of electricity a year in a mixed climate like Atlanta, roughly $126 a month on average. Across U.S. climates it ranges from $1,459 to $3,062 a year. The most efficient model in this class saves about $14 a year in Atlanta.