American Standard heat pump

5A6H7048A1

Ducted split systemTwo-stageENERGY STAR Most Efficient (some pairings)

The American Standard 5A6H7048A1 is a ducted split system heat pump outdoor unit with a rated cooling capacity of 44,500 BTU/h (about 3.5 tons) and a two-stage compressor running on R-454B refrigerant. ENERGY STAR lists 170 certified indoor-unit pairings for it. In cold weather it still delivers 33,200 BTU/h at 5°F — 73% of its 47°F output, close to the 76% median across the 308 models we track (better than 44% of them). Its HSPF2 of 9.4 is higher than 51% of models in our database, and its best certified SEER2 of 17.1 beats 35%.

Our take in 30 seconds

Best for: mixed climates with occasional hard freezes

Strengths

  • Uses newer, lower-impact R-454B refrigerant
  • Also sold under 1 other badge, so you can compare more quotes for the same unit

Good to know

  • No notable drawbacks in the certified data.
Est. yearly cost
$1,991
U.S. average rates
SEER2
15.2–17.1
Cooling efficiency
HSPF2
9.4
Top 49% heating efficiency
Heat kept at 5°F
73%
Median is 76%
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Running-cost calculator

Pre-filled with EIA prices · edit any field
Estimated annual cost
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Heating
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Cooling
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Uses the base certified SEER2 (15.2) and HSPF2 (9.4). Assumes the unit is correctly sized. How we calculate.

Heating capacity as it gets colder

A heat pump's output falls as outdoor temperature drops. This is the certified heat output of the American Standard 5A6H7048A1 at the three ENERGY STAR test temperatures (cooling capacity is 44,500 BTU/h for reference).

47°F
45,500 BTU/h
17°F
40,500 BTU/h
5°F
33,200 BTU/h

Retention at 17°F: 89% · at 5°F: 73%. Learn how to use these numbers in our cold-climate guide.

Estimated running cost in every state

Same unit, very different bills: from about $1,190 a year in Louisiana to $4,417 in Maine, driven by local electricity prices and how much heating or cooling the climate needs. Click a column to sort.

StatePriceHeatingCoolingTotal / yr
Louisiana12.87¢$436$754$1,190
Washington14.63¢$1,204$150$1,354
Florida14.99¢$327$1,053$1,380
Mississippi14.43¢$629$760$1,389
Nevada12.72¢$739$670$1,409
Tennessee13.42¢$909$511$1,420
Oregon15.92¢$1,233$210$1,443
Arizona15.05¢$510$969$1,479
North Carolina14.95¢$941$569$1,510
Kentucky13.80¢$1,069$444$1,513
Arkansas14.37¢$904$631$1,535
Utah13.31¢$1,224$351$1,575
South Carolina15.76¢$839$738$1,577
Georgia15.90¢$847$745$1,591
Texas15.91¢$693$932$1,625
Idaho13.37¢$1,359$274$1,633
Alabama16.33¢$869$765$1,634
Oklahoma14.82¢$1,004$651$1,655
New Mexico16.51¢$1,199$483$1,682
Nebraska13.54¢$1,376$357$1,733
West Virginia16.31¢$1,421$382$1,803
Missouri16.02¢$1,318$516$1,834
Kansas15.47¢$1,348$498$1,846
Virginia17.64¢$1,281$568$1,849
Wyoming14.43¢$1,746$211$1,957
Colorado17.17¢$1,662$352$2,014
North Dakota13.31¢$1,868$175$2,044
Indiana17.02¢$1,648$424$2,071
Delaware18.70¢$1,539$547$2,086
Montana15.57¢$1,884$205$2,089
South Dakota15.15¢$1,833$288$2,122
California29.75¢$1,296$871$2,167
Iowa17.06¢$1,899$375$2,274
Ohio19.38¢$1,876$454$2,330
Maryland21.40¢$1,761$627$2,387
Illinois19.32¢$1,964$452$2,416
Minnesota17.20¢$2,248$277$2,525
Pennsylvania21.77¢$2,108$510$2,617
Wisconsin19.41¢$2,349$341$2,690
New Jersey24.61¢$2,144$648$2,793
District of Columbia25.98¢$2,012$837$2,849
Michigan22.99¢$2,671$404$3,075
Connecticut24.51¢$2,610$466$3,076
Vermont23.84¢$3,000$314$3,314
Rhode Island28.18¢$3,001$495$3,496
New York28.65¢$3,051$545$3,596
Hawaii47.18¢$114$3,591$3,705
New Hampshire27.64¢$3,345$405$3,749
Massachusetts30.48¢$3,393$535$3,929
Alaska29.41¢$4,271$86$4,357
Maine32.11¢$4,041$376$4,417
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Same equipment sold under other brands

These listings share the same certifying manufacturer (Trane and American Standard Heating and Air Conditioning) and identical certified capacities and efficiency ratings, so they are almost certainly the same hardware with a different badge. If you get quotes for any of them, you are comparing installation price and warranty, not equipment. How rebadging works.

  • Trane 5TWR7048A1

Similar-size alternatives

Other ducted split system units within ±15% of this model's cooling capacity, sorted by efficiency. Cost difference is versus the American Standard 5A6H7048A1 at U.S.-average rates.

ModelCooling BTU/hSEER2HSPF25°F keptEst. yearly cost
Ruud UP19AY48AJVC45,50018–191092%$1,827 (−$164)Compare
Heil B5H3V48*K*AAA*46,50020–239.576%$1,963 (−$28)Compare
Tempstar T5H3V48*K*AAA*46,50019.5–239.572%$2,113 (+$121)Compare
Rheem RD18AY48AJVC43,50016–191088%$1,793 (−$199)Compare
Friedrich RD18AY48AJVC43,50016–191079%$1,938 (−$53)Compare
Carrier 27VPA948A*030*49,50015.2–191075%$2,249 (+$257)Compare

Full specifications

BrandAmerican Standard
Outdoor model5A6H7048A1
Certified byTrane and American Standard Heating and Air Conditioning
Product typeDucted split system
CompressorTwo-stage
RefrigerantR-454B
Cooling capacity44,500 BTU/h
Nominal size3.5 tons
SEER2 (certified range)15.2 – 17.1
EER2 (best)12.5
HSPF2 (best)9.4
Heating capacity @ 47°F45,500 BTU/h
Heating capacity @ 17°F40,500 BTU/h
Heating capacity @ 5°F33,200 BTU/h
COP @ 5°F2.26
ENERGY STAR cold-climateNo
Certified indoor pairings170
Latest certification2026-06

Source: ENERGY STAR Certified Heat Pumps (U.S. EPA), retrieved November 7, 2026. Capacities and HSPF2 are the highest values across certified pairings; confirm your exact system's AHRI reference number with your installer.

Frequently asked questions

How much does the American Standard 5A6H7048A1 cost to run per year?

At the U.S. average residential electricity price of 18.16¢/kWh and typical national heating and cooling hours, we estimate about $1,991 per year ($1,406 heating, $585 cooling). It ranges from about $1,190 in Louisiana to $4,417 in Maine.

Does the American Standard 5A6H7048A1 work in cold weather?

It is not ENERGY STAR cold-climate certified. It delivers 33,200 BTU/h at 5°F (73% of its 47°F capacity), so in very cold climates expect more reliance on backup heat.

What size is the American Standard 5A6H7048A1?

It is rated at 44,500 BTU/h of cooling, roughly 3.5 tons, and 45,500 BTU/h of heating at 47°F. Proper sizing should be confirmed with a Manual J load calculation.

Is the American Standard 5A6H7048A1 the same as the Trane 5TWR7048A1?

Very likely. Both are certified by Trane and American Standard Heating and Air Conditioning with identical capacities and efficiency ratings in the ENERGY STAR database, which indicates the same equipment sold under different brands.

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