Kühl+ KHVS12B33B
window air conditioner · 12,600 BTU cooling · fits ~550 sq ft
Buy the Friedrich KHVS12B33A on Amazon — $1,699.99 →Our pick to buy instead: same size, and you can buy it on Amazon today.
A window AC rated 12,600 BTU — enough cooling for a room of up to about 550 square feet (ENERGY STAR's room AC sizing chart).
Buy this instead
$1,699.99 at Amazon
The Friedrich KHVS12B33A: 12,600 BTU, CEER 14.4, inverter, ENERGY STAR. This is the same size, and the most efficient match we could tie to its exact Amazon listing. The listing names this model number; we checked it was in stock, from a third-party seller on Amazon, on November 11, 2026.
Check current price →The Verified Label — every certified spec
Certified June 17, 2026
Cooling & efficiency — source: ENERGY STAR / DOE
Fit & install — does it fit your window?
Efficiency & running cost — computed by Verified HVAC Data
Refrigerant & identity
Compare similar room ACs
Frequently asked questions
Is 12,600 BTU right for my room, or should I size up?
About 550 square feet is the guide figure, and 5 certified units sit on that shelf. The next shelf up is 14,000 BTU (33 units), about 700 sq ft. Below it, 12,000 BTU (80 units) covers about 550 sq ft. Between two shelves, take the smaller one: oversizing is the usual reason a unit cools but leaves the room clammy, which our sizing calculator explains.
Does the Kühl+ KHVS12B33B need a special outlet?
Yes. It runs on 230 volts, not the 115-volt outlet a bedroom or living room normally has, so it needs a dedicated circuit installed by an electrician. Budget for that before you buy: most units in its 13,000 BTU class are 115-volt, so a same-size alternative may avoid the wiring entirely.
Does the Kühl+ KHVS12B33B heat as well as cool?
Yes — it is certified with a heating mode, so it works as a shoulder-season heater as well as an air conditioner. Only 30 of the 389 room ACs we publish do. It is supplemental heat for one room, not a replacement for a home heating system.
Does the Kühl+ KHVS12B33B qualify for efficiency rebates?
It meets ENERGY STAR Most Efficient, the top tier some utility rebate programmes require. 3 of the 5 units in its 13,000 BTU class reach that tier, so it is a narrow field at this size. Rebates are set by your state and utility, not by the manufacturer — check the programmes for your area.
Will the Kühl+ KHVS12B33B fit my window?
The certification record doesn't publish reliable full dimensions for this unit, so measure your opening and compare against the seller's listing before you buy.
Sources. Certification and CEER from ENERGY STAR room-AC data and the DOE compliance certification database. Cooling capacity, dimensions and refrigerant are the manufacturer-certified values. Annual running cost, suggested room size and the percentile are computed by Verified HVAC Data from published ratings and EIA U.S. average electricity prices — see our methodology. Refrigerant GWP is the IPCC value. We publish no star ratings and take no payment for placement. "Not published" means the source registry doesn't disclose it — we never fill a spec with a guess.