CanAir / AIR-SOURCE HEAT PUMP

4C28MC428H21

4C22 Series · EPA record 3712088

Source checked Sep 21, 2026

Performance & equipment details

Values below belong to EPA record 3712088. Temperature points and test metrics are preserved as reported. Missing and zero values are not substituted with estimates.

Metric or attributeSource value
SEER2 · BTU/Wh19.00
EER2 · BTU/Wh12.00
HSPF2 · BTU/Wh9.50
Cooling capacity · BTU/h28000
Heating capacity at 47°F / 8.3°C · BTU/h28000
Heating capacity at 17°F / −8.3°C · BTU/h24000
Heating capacity at 5°F / −15°C · BTU/h27000
COP at 5°F / −15°C2.00
Equipment / loop typeHP - Mini or Multi Split
Refrigerant / source-reported GWPR-454B (GWP:470 | Lower GWP)
Compressor stagingContinuously variable
Connected capabilityNo

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Outdoor-model source rating

EPA reports this outdoor model and its ratings without listing individual indoor units. A complete matched configuration is not available in this record. Do not infer compatibility with a particular indoor unit.

EPA multi-split reporting rules ↗

Outdoor unit4C28MC428H21
+
Indoor unitIndoor configuration not listed by EPA

AHRI reference 215449728 · reported by ENERGY STAR; no direct AHRI data connection.

All source records for 4C28MC428H21

Specifications & provenance

Every value below is preserved from the source record. Checked Sep 21, 2026. Asterisks and other model wildcards are retained as published.

Source fieldReported valueEvidence
pd id3712088EPA Sep 21, 2026
marketsUnited States, CanadaEPA Sep 21, 2026
cop at 5 f2.00EPA Sep 21, 2026
eer2 btu wh12.00EPA Sep 21, 2026
series name4C22 SeriesEPA Sep 21, 2026
cold climateYesEPA Sep 21, 2026
hspf2 btu wh9.50EPA Sep 21, 2026
model number4C28MC428H21EPA Sep 21, 2026
product typeHP - Mini or Multi SplitEPA Sep 21, 2026
seer2 btu wh19.00EPA Sep 21, 2026
date certified2026-05-06T00:00:00.000EPA Sep 21, 2026
manufacturer typeSystem ManufacturerEPA Sep 21, 2026
compressor stagingContinuously variableEPA Sep 21, 2026
energy star partnerDESCAIR INC.EPA Sep 21, 2026
connected capabilityNoEPA Sep 21, 2026
refrigerant with gwpR-454B (GWP:470 | Lower GWP)EPA Sep 21, 2026
ahri reference number215449728EPA Sep 21, 2026
cooling capacity btu h28000EPA Sep 21, 2026
indoor unit brand nameCanAirEPA Sep 21, 2026
outdoor unit brand nameCanAirEPA Sep 21, 2026
date available on market2024-05-01T00:00:00.000EPA Sep 21, 2026
energy star model identifierES_1145025_4C28MC428H21_10102024215221_4621171EPA Sep 21, 2026
heating capacity at 5 f btu h27000EPA Sep 21, 2026
meets most efficient criteriaYesEPA Sep 21, 2026
heating capacity at 17 f btu h24000EPA Sep 21, 2026
heating capacity at 47 f btu h28000EPA Sep 21, 2026
meets peak cooling requirementsYesEPA Sep 21, 2026
controls verification procedure cvp testENERGY STAR CVP TestEPA Sep 21, 2026