Skip to content
Rebate.Blue

ORTECH vs ZENAIRE: heat pump ratings compared

Against heat pumps of the same size and type, a typical ORTECH model beats 58% and a typical ZENAIRE model 17%. ORTECH rates higher overall.

Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated

ORTECH

58%

of similar heat pumps beaten by its typical model

Above average

24 models listed

ZENAIRE

17%

of similar heat pumps beaten by its typical model

Well below average

24 models listed

Rating by ratingEach bar is the share of same-size, same-type heat pumps that a typical model beats, so the two brands compare fairly even if they make different sizes.
  • Efficiency on a 5°F dayCOP at 5°FORTECH: Beats 53%ZENAIRE: Beats 73%
  • Heating power kept at 5°FCapacity at 5°F vs 47°FORTECH: Beats 69%ZENAIRE: Beats 0%
  • Winter-long heating efficiencyHSPF2ORTECH: Beats 65%ZENAIRE: Beats 18%
  • Summer-long cooling efficiencySEER2ORTECH: Beats 67%ZENAIRE: Beats 17%
  • Hot-day cooling efficiencyEER2ORTECH: Beats 42%ZENAIRE: Beats 37%

Average (50%)Dashed outline: the other brand, for comparison

Want ranks, distributions per size class and cold-weather curves? Switch to Advanced

Rebate standards

Share of each brand’s models that meet the level. Programs can have other rules too.

  • CEE 2025

    ORTECH
    83%
    ZENAIRE
    0%

  • Xcel CC

    ORTECH
    79%
    ZENAIRE
    0%

  • CEE Advanced

    ORTECH
    4%
    ZENAIRE
    0%

  • ENERGY STAR CC

    ORTECH
    75%
    ZENAIRE
    0%

All-around best, ducted 2.5–3 tons

Balances heating (5°F output and efficiency, HSPF2) and cooling (SEER2, EER2), each rating against units their size.

Showing Ducted, 2.5–3 tons (27,000–38,999 Btu/h cooling), the most-listed ducted size. Pick yours above. What size is my system?

ORTECH

  1. 1OAH-AHU30K-CH-Owith ducted air handler OAH-AHU30K-CH-DORTECH2.5 tons · 30,000 Btu/h · DuctedCold-climate pick, score 59.0Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.80 (COP at 5°F)
    Below the middle
    Winter efficiency
    9.0 (HSPF2)
    Good
    Cooling efficiency
    18.0 (SEER2)
    Good
    Hot-day cooling
    11.6 (EER2)
    Good
    60.1score / 100Heating 59 · Cooling 61
  2. 2OAH-AHU36K-CH-Owith ducted air handler OAH-AHU36K-CH-DORTECH3 tons · 36,000 Btu/h · DuctedCold-climate pick, score 69.4Meets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
    Heat kept at 5°F
    100% (Capacity at 5°F vs 47°F)
    Great
    Efficiency at 5°F
    1.90 (COP at 5°F)
    Below the middle
    Winter efficiency
    10.0 (HSPF2)
    Great
    Cooling efficiency
    18.2 (SEER2)
    Good
    Hot-day cooling
    10.0 (EER2)
    Below the middle
    56.1score / 100Heating 69 · Cooling 43
  3. 3OAH-AHU36K-PR-Owith ducted air handler OAH-AHU36K-PR-DORTECH3 tons · 35,000 Btu/h · DuctedNot a cold-climate pick: keeps 65% of its heat at 5°FMeets none of the standards tracked here
    Heat kept at 5°F
    66% (Capacity at 5°F vs 47°F)
    Below the middle
    Efficiency at 5°F
    2.00 (COP at 5°F)
    Good
    Winter efficiency
    8.6 (HSPF2)
    Good
    Cooling efficiency
    17.0 (SEER2)
    Good
    Hot-day cooling
    9.5 (EER2)
    Below the middle
    42.6score / 100Heating 53 · Cooling 32

ZENAIRE

None of ZENAIRE’s ducted, 2.5–3 tons models has all five ratings.

These are certified test ratings, not a recommendation for your home. The right size comes from a load calculation by a contractor.

Next steps

The advanced view adds ranks, both brands’ models inside every size class, standout models per rating and cold-weather curves.

Open the advanced view