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Are Allied and Armstrong Air heat pumps the same?

18 model numbers are listed under both Allied and Armstrong Air. For 17 of them the certified record is the same record under each brand.

  • 18 shared model numbers
  • 17 identical records
  • 1 record that differs
  • Updated Oct 17, 2026

How much of each range overlaps

Each brand's range, and how much of it is shared with the other
Brand Units in the certified data Certified combinations Share of its range that is shared
Allied 40 2,761 45%
Armstrong Air 44 3,777 40.9%

“Share of its range” is shared model numbers divided by that brand's own units. The two shares differ because the two ranges are different sizes. One row per unit (a certified model number), not per brand entry.

The model numbers they share

18 of 18 shown

Model numbers listed under both brands. The 5°F figure is the median across that unit's own certified pairings.

Model numbers listed under both Allied and Armstrong Air
Model number Size class TypeHeat at 5°FBtu/hkW COP at 5°F Pairings Allied Armstrong Air Same record Cold climate
4DHP2S48M-1P 48,000 Btu (4-ton) mini-split 43,500 2.00 17 4 3 Identical Yes
4DHP2S36M-1P 36,000 Btu (3-ton) mini-split 25,200 1.80 7 1 2 Identical NC
RPHPV-71560P 54,000 Btu (4.5-ton) central 24,600 1.90 5 1 1 Identical NC
RPHPV-71548P 42,000 Btu (3.5-ton) central 20,400 1.75 5 1 1 Identical NC
4DHP2S30M-1P 30,000 Btu (2.5-ton) mini-split 18,800 2.00 19 3 5 Identical NC
4DHP2S24S-1P 24,000 Btu (2-ton) mini-split 18,500 2.20 38 8 8 Identical Yes
4DHP2S24M-1P 24,000 Btu (2-ton) mini-split 18,200 1.90 19 4 5 Identical Yes
RPHPV-71536P 36,000 Btu (3-ton) central 15,200 1.75 5 1 1 Identical NC
4SHP17LE130P-**A 30,000 Btu (2.5-ton) central 14,400 2.22 667 1 333 Differs NC
4DHP2S18M-1P 18,000 Btu (1.5-ton) mini-split 12,900 2.00 18 4 3 Identical Yes
4DHP2S18S-1P 18,000 Btu (1.5-ton) mini-split 12,700 2.16 43 9 9 Identical NC
RPHPV-71524P 24,000 Btu (2-ton) central 8,300 1.60 5 1 1 Identical NC
4DHP2S12S-1P 12,000 Btu (1-ton) mini-split 8,000 2.27 39 6 8 Identical Yes
4DHP2S09S-1P 9,000 Btu mini-split 7,500 2.10 24 4 4 Identical Yes
4DHPS209S-1P 9,000 Btu mini-split 7,500 2.10 52 10 11 Identical Yes
4DHV2S09S-1L 9,000 Btu mini-split 7,000 2.16 13 3 3 Identical Yes
4DHV2S09S-1P 9,000 Btu mini-split 7,000 2.00 14 3 3 Identical Yes
4DHP2S12S-1L 12,000 Btu (1-ton) mini-split 5,600 2.09 10 2 2 Identical NC

NC not cold-climate certified — not in the certified data

18 of 18 shared model numbers All brand pairs

Updated Oct 17, 2026 · Methodology