Two ways to read the same certified data. Switch any time; your choice is remembered on this device.
BROCK vs Kerr: heat pump ratings compared
Against heat pumps of the same size and type, a typical BROCK model beats 35% and a typical Kerr model 66%. Kerr rates higher overall.
Covers heat pumps sold new today (R-454B and R-32 refrigerant). See older R-410A models · Updated
BROCK
35%
of similar heat pumps beaten by its typical model
Well below average36 models listed
Kerr
66%
of similar heat pumps beaten by its typical model
Well above average38 models listed
- Efficiency on a 5°F dayCOP at 5°FBROCK: Beats 41%Kerr: Beats 59%
- Heating power kept at 5°FCapacity at 5°F vs 47°FBROCK: Beats 13%Kerr: Beats 77%
- Winter-long heating efficiencyHSPF2BROCK: Beats 24%Kerr: Beats 78%
- Summer-long cooling efficiencySEER2BROCK: Beats 24%Kerr: Beats 64%
- Hot-day cooling efficiencyEER2BROCK: Beats 64%Kerr: Beats 62%
Average (50%)Dashed outline: the other brand, for comparison
Want ranks, distributions per size class and cold-weather curves? Switch to Advanced
Rebate standards
CEE 2025
- BROCK
- 19%
- Kerr
- 79%
Xcel CC
- BROCK
- 0%
- Kerr
- 90%
CEE Advanced
- BROCK
- 0%
- Kerr
- 3%
ENERGY STAR CC
- BROCK
- 0%
- Kerr
- 90%
Top cold-climate picks, ductless 2.5–3 tons
Only units that keep at least 70% of their heat at 5°F, ranked on heat kept, efficiency at 5°F and seasonal efficiency (HSPF2), against units their size.
Showing Ductless, 2.5–3 tons (27,000–38,999 Btu/h cooling). What size is my system?
BROCK
No ductless, 2.5–3 tons model from BROCK.
Kerr
- 1A-KHP365A-1Kerr3 tons · 36,000 Btu/h · DuctlessKeeps 103% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 103% (Capacity at 5°F vs 47°F)
- Top 10%
- Efficiency at 5°F
- 2.00 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.6 (HSPF2)
- Great
- 2A-KHP284A-1Kerr2.5 tons · 27,000 Btu/h · DuctlessKeeps 100% of its heat at 5°FMeets 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
- 2.00 (COP at 5°F)
- Good
- Seasonal efficiency
- 10.5 (HSPF2)
- Great
- 3A-KHP33SA-1with ductless indoor unit B-KHP33SA-1Kerr3 tons · 33,000 Btu/h · DuctlessKeeps 97% of its heat at 5°FMeets CEE 2025, CEE 2026, Xcel CC, ENERGY STAR CC
- Heat kept at 5°F
- 97% (Capacity at 5°F vs 47°F)
- Good
- Efficiency at 5°F
- 1.98 (COP at 5°F)
- Below the middle
- Seasonal efficiency
- 10.5 (HSPF2)
- Great
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