Johnson Controls / AIR-SOURCE HEAT PUMP

THF2B24T21

LX SERIES · source records, page 5

165 published source records · source checked Sep 21, 2026

SEER2 range15.2–16BTU/Wh
HSPF2 range7.8–8.1BTU/Wh
Cooling capacity22,800–24,200BTU/h

Each efficiency range summarizes published EPA records for THF2B24T21. The highest SEER2 and HSPF2 may belong to different combinations. Open a source record below to see its ratings and the scope of its component information.

Model patterns and component strings are preserved exactly. How to read model patterns and combinations →

Heating performance & equipment details

Ranges include the 165 published source records for this model. Values in different rows may describe different configurations. Open an individual record to compare values from the same test configuration.

Reported fieldValue / rangeRecords supplying it
SEER2 · BTU/Wh15.2–16165 / 165
EER2 · BTU/Wh11.7–12165 / 165
HSPF2 · BTU/Wh7.8–8.1165 / 165
Cooling capacity · BTU/h22,800–24,200165 / 165
Heating capacity at 47°F / 8.3°C · BTU/h20,600–22,800165 / 165
Heating capacity at 17°F / −8.3°C · BTU/h13,100–14,500165 / 165
Heating capacity at 5°F / −15°C · BTU/h9,600–12,000165 / 165
COP at 5°F / −15°C1.96–2.3165 / 165
Equipment / loop typeHP - Split System165 / 165
Refrigerant / source-reported GWPR-410A (GWP:2088)165 / 165
Compressor stagingTwo-stage165 / 165
Connected capabilityNo165 / 165

47°F = 8.3°C; 17°F = −8.3°C; 5°F = −15°C. COP is dimensionless. These are reported rating points, not a prediction of a particular home’s heat demand or operating limit.

Matched systems

Each row is one source record. The component column distinguishes listed combinations from outdoor-model ratings without an indoor configuration.

Indoor unit / required furnaceSEER2BTU/WhHSPF2BTU/WhHeating capacity at 5°F / −15°CBTU/hCOP at 5°F / −15°CRecord & comparison
XAFB36DBAN1+ furnace: Z8ES060A12SMPS1AHRI reference: 21248155415.207.80111002.22EPA 2483878
XAHB30CBAN1+ furnace: TM8E060A12MP11AHRI reference: 21084676015.207.80111002.10EPA 2837451
XAHB30CBAN1+ furnace: TM8E040A12MP11AHRI reference: 21084523515.207.80108002.10EPA 2837491
XAFB36DBAN1+ furnace: TMLE040A12MP11AHRI reference: 21084533015.207.80100002.04EPA 2837519
XAHB30CBAN1+ furnace: TMLE060A12MP11AHRI reference: 21084543515.207.80111002.10EPA 2837551
XAFB36DBAN1+ furnace: TMLE080B12MP11AHRI reference: 21084569115.207.80100001.96EPA 2837594
XAFB36DBAN1+ furnace: TM8E040A12MP11AHRI reference: 21084769915.207.80100002.04EPA 2837679
XAFB36DBAN1+ furnace: TMLE060A12MP11AHRI reference: 21084794215.207.8099001.96EPA 2837731
XAFB36DBAN1+ furnace: TM8E080B12MP11AHRI reference: 21084806115.207.80100001.96EPA 2837760
XAHB30CBAN1+ furnace: TMLE100B12MP11AHRI reference: 21084901815.207.80108002.08EPA 2837891
XAHB30CBAN1+ furnace: TMLE040A12MP11AHRI reference: 21085135015.207.80108002.10EPA 2837985
XAFB30CBAN1+ furnace: TMLE080B12MP11AHRI reference: 21084931915.207.80108002.02EPA 2838001
XAHB30CBAN1+ furnace: TM8E100B12MP11AHRI reference: 21085007715.207.80108002.08EPA 2838020
XAFB30CBAN1+ furnace: TM8E080B12MP11AHRI reference: 21085165415.207.80108002.02EPA 2838053
XAFB36DBAN1+ furnace: TM8E060A12MP11AHRI reference: 21085028815.207.8099001.96EPA 2838113
XAHB36DBAN1+ furnace: TM8Y080B12MP11AHRI reference: 21084551215.207.80108002.16EPA 3558002
XAFB30CBAN1+ furnace: TM8Y060A12MP11AHRI reference: 21084532015.207.80107002.04EPA 3558043
XAHC30CBAN1+ furnace: TM8Y080C16MP11AHRI reference: 21084689815.207.80108002.10EPA 3558046
XAHC30CBAN1+ furnace: TM8Y080B12MP11AHRI reference: 21084698715.208.10110002.10EPA 3558049
XAHC36DBAN1+ furnace: TM8Y080B12MP11AHRI reference: 21084803415.207.80108002.16EPA 3558066

Sources and documentation

The table uses public EPA ENERGY STAR data. AHRI references are reported by EPA and have not been independently checked with AHRI. Source records do not establish availability, installation suitability or rebate eligibility.

No manufacturer manual has been matched to this model.

Collection method, revision history and known limitations →