One unit, 17 brandsNPP-05C/X1E

Antarctic Star NPPB2A-05C/X1E = NEPO NPP-05C/X1E · Portable AC filed by NEPO and 16 other brands

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DOE certified cooling, every brand

5,000BTU/hSACC, DOE test

Single hose · CEER 6.3

5,000 BTU/h under every nameChoose on price, warranty and what's in stock.

DOE data as of 2026-11-03DOE record

NPP***-05C/X1E (NEPO and NINGPU), NPPB2A-05C/X1E (Antarctic Star, Electactic, Auseo, COWSAR, Fornido, Joy Pebble and 7 more brands), COSTWAY FP11174US and GARVEE NPP-05C/X1E: all filed with DOE under one basic model, NPP-05C/X1E, certified at 5,000 BTU/h SACC. DOE data as of 2026-11-03.

Sold as

Filed as NPP***-05C/X1E, NPP***-05C/X1E-W, NPP***-05H/X1E, NPP***-05H/X1E-W by 2 brands, no Amazon listing matched as of 2026-11-03:

Filed as NPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E by 11 brands, no Amazon listing matched as of 2026-11-03:

Show all 11 brands

Filed as FP11174US, FP11174US-WH by 1 brand, no Amazon listing matched as of 2026-11-03:

Filed as NPP-05C/X1E by 1 brand, no Amazon listing matched as of 2026-11-03:

The filings

DOE lists 11 individual model numbers under basic model NPP-05C/X1E, filed under 17 brand names. The filings don't all match. Heat: No (17 brands) and Yes (NEPO and NINGPU).

Each brand's DOE filing under basic model NPP-05C/X1E, DOE data as of 2026-11-03. Identical columns are the evidence.
BrandModel numbersSACCCEERHoseHeatListing
NEPONPP***-05C/X1E, NPP***-05C/X1E-W, NPP***-05H/X1E, NPP***-05H/X1E-W5,0006.3Single hoseNoNone matched
Antarctic StarNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoCheck price on Amazon
ElectacticNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoCheck price on Amazon
AuseoNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
COSTWAYFP11174US, FP11174US-WH5,0006.3Single hoseNoNone matched
COWSARNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
FornidoNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
GARVEENPP-05C/X1E5,0006.3Single hoseNoNone matched
Joy PebbleNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
KismileNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
KISSAIRNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
KNDKONPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
NINGPUNPP***-05C/X1E, NPP***-05C/X1E-W, NPP***-05H/X1E, NPP***-05H/X1E-W5,0006.3Single hoseNoNone matched
R.W.FLAMENPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
WAANPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
XbeautyNPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched
ZAFRONPPB2A-05C/X1E, NPPC3A-05C/X1E, NPPD4A-05C/X1E, NPPE5B-05C/X1E5,0006.3Single hoseNoNone matched

How we know it's one unit

Every brand here filed its model numbers under the same DOE basic model, NPP-05C/X1E. DOE's definition of a basic model (10 CFR 430.2) covers "all units of a given type of covered product (or class thereof) manufactured by one manufacturer" with "the same primary energy source" and nearly identical "electrical, physical, and functional (or hydraulic) characteristics that affect energy consumption, energy efficiency, water consumption, or water efficiency." So one set of DOE figures covers every name on the list. 3 of the brands file NPP-05C/X1E itself as their model number, so the number alone doesn't say which of them builds it.

Brands may still differ in color, controls, accessories, warranty and support. Full record and every model number: NEPO NPP-05C/X1E.

How much does the NPP-05C/X1E cost to run?

5,000 BTU/h SACC divided by a CEER of 6.3 is about 794 W while cooling. That's about 14¢ an hour, or $34.59 for 30 days at 8 hours a day.

At 18.16¢ per kWh, the US average residential price for August 2026 (EIA Electric Power Monthly, table 5.6.A). Worked out from the certified figures.

Among 1,044 single hose portable ACs

Cooling (SACC)5,000

Higher than 9 of 1,044. 90 others share 5,000.

2,00016,000 BTU/h

Efficiency (CEER)6.3

Higher than 101 of 1,044. 3 others share 6.3.

4.413.4

Who makes the NPP-05C/X1E, and is it the same under every brand?

Who makes the Antarctic Star NPPB2A-05C/X1E?
DOE's records don't say. The Antarctic Star NPPB2A-05C/X1E is filed under basic model NPP-05C/X1E along with 16 other brands. 3 of them file that same number as their model, and DOE's database has no manufacturer field.
Is the Antarctic Star NPPB2A-05C/X1E the same as the NEPO NPP***-05C/X1E?
Yes, by DOE's records. Both are filed under basic model NPP-05C/X1E and list the same certified figures: 5,000 BTU/h SACC, CEER 6.3 and single hose.
Which brand of NPP-05C/X1E is cheapest to run?
They tie: every brand files 5,000 BTU/h SACC, CEER 6.3 and single hose, so each costs about 14¢ an hour to run while cooling.

Related units, shared brands

More: all units sold under several brands · all portable ACs