
Frigidaire · Model FHTE143WA2
A through-the-wall air conditioner rated at 14,000 BTU for rooms up to 700 sq ft. It heats in winter too and installs in a wall sleeve.
$729
List priceNo live retailer for this exact model right now.
Last listed at Sylvane for $729 on Aug 8, 2026. We have not been able to confirm it since.
The closest through-the-wall unit you can buy today:
TCL 14,000 BTU Through-the-Wall Air Conditioner - Cool/HeatCovers up to 700 sq ft In stock$679.99View Or look for this exact model on Amazon:
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Will it cool your room?
This unit's cooling matches your 550 sq ft room.
At a glance
Best for replacing a through-the-wall unit in an existing wall sleeve.
Heating capacity, heating power, supply voltage, plug, cooling power, cooling current, refrigerant and warranty are from Sylvane's published specifications for this exact configuration, checked Oct 18, 2026.
Power while cooling: From the maximum cooling draw its retailer lists for this exact model. An hour's cost is at that draw and the US average electricity price of 18.44¢/kWh (U.S. Energy Information Administration, Electric Power Monthly Table 5.6.A (residential average, May 2026)). The compressor cycles once the room is cool, so most hours cost less.
Hourly heating cost: At the rated heating output and the US average electricity price of 18.44¢/kWh (U.S. Energy Information Administration, Electric Power Monthly Table 5.6.A (residential average, May 2026)). A thermostat cycles the heat, so most hours cost less. A heat pump's output and advantage shrink as it gets colder outside, and one with an electric back-up heater draws far more while that runs.
We could not confirm which sleeve sizes it fits from its maker's own documents, so check the installation manual against the inside width and height of your sleeve before you buy.
Every through-the-wall AC and PTAC by the sleeve it fitsThis is a through-the-wall air conditioner. It sits in a sleeve built into an exterior wall, so the window-unit mounting and bracket rules do not apply to it. Swapping it into an existing sleeve is a like-for-like replacement; cutting a new opening changes the building's exterior wall, which usually needs a building permit and, in a condo, co-op or historic building, approval first.
Slides into a wall sleeve
R-32
The questions buyers ask, answered from live prices and real specs. See where a through-the-wall unit like this fits.

Whirlpool
A through-the-wall air conditioner rated at 14,000 BTU for rooms up to 700 sq ft. It heats in winter too and installs in a wall sleeve.
$660
Slides into a wall sleeve