TCL344286221

Window AC · DOE basic model T15WQ3S

DOE certified cooling

15,000BTU/hDOE test

Window · CEER 16 · 1,390 W

Cools rooms up to 700 sq ft

DOE data as of 2026-11-03DOE record

Does it fit your room? ENERGY STAR sizing chart

TCL 344286221: certified to DOE at 15,000 BTU/h cooling, CEER 16, 1,390 W, window unit. DOE data as of 2026-11-03.

Every model number on this record

Filed with DOE under basic model T15WQ3S. A listing with any of these numbers is this unit.

Every model number filed under basic model T15WQ3S, DOE data as of 2026-11-03
Model numberFiled by
T15WQ3S (DOE basic model)–
344286221TCL

How much does the TCL 344286221 cost to run?

About 25¢ an hour of cooling, or $60.58 for 30 days at 8 hours a day (less once the compressor cycles off).

DOE's record lists 1,390 W of electrical input while cooling. Electricity at 18.16¢/kWh, the US residential average for August 2026 (EIA Electric Power Monthly, table 5.6.A). Each 1¢/kWh you pay above or below 18.16¢ moves the 8 hour figure by 11¢.

How does the TCL 344286221 rank in its DOE class?

Its DOE class (window ACs, 14,000 to 19,999 BTU/h) has 29 models certified to DOE. Its CEER of 16 is tied for 3rd of the 29, and level with their median of 16.

Window ACs for 700 sq ft (1 with a listing)

Among 29 window ACs, 14,000 to 19,999 BTU/h

Cooling (BTU/h)15,000

Higher than 14 of 29. 1 other shares 15,000.

14,00018,000 BTU/h

Efficiency (CEER)16

At the class minimum, with 26 others.

1616.8

Two to compare with

From models with a matched listing.

  • Within 1,000 BTU/h of its size, highest CEER

    TCL T14WV9S14,000 BTU/h

    Up to 700 sq ft, window, CEER 16.

  • Nearest smaller unit

    TCL T12WV4S12,000 BTU/h

    Up to 550 sq ft, window, CEER 16.

DOE record

Cooling

Cooling capacity
15,000 BTU/h
Efficiency (CEER)
16 Btu/Wh
Power input
1,390 W

Build

Mount
Window
Heat pump
No

Record

DOE basic model
T15WQ3S
DOE class
(4) Without reverse cycle, with louvered sides, and 14,000 to 19,999 Btu/h
Brands on the filings
1
In DOE's list since
2026-11-02first snapshot we hold

Questions

How big a room does it cool?
About 700 sq ft. ENERGY STAR's sizing chart calls for 14,000 BTU/h in rooms up to 700 sq ft. A sunny room, a kitchen or a high ceiling needs more.
How much does the TCL 344286221 cost to run for 8 hours?
About $2.02 for 8 hours of cooling: roughly 1,390 W at 18.16¢/kWh, the US residential average for August 2026 (EIA).