Whynter NEX ARC-1230WN.
A 14,000 BTU (12,000 SACC) dual-hose inverter rated to 600 sq ft — the one to buy when you need to drop the temperature in a big, sun-baked room fast.

The Verdict.
Gavler Meta-Score
“When the room is big and the sun is relentless, capacity wins — and this has it. A dual-hose inverter rated to 600 sq ft that cools fast. It is large and not cheap, but that is the cost of cooling a big space with a portable.”
The Gavler Verdict
Precision Engineering
14,000 BTU Dual-Hose Design
Hose-in-hose dual-hose layout pulls outdoor air for the condenser, rated to cool spaces up to roughly 600 sq ft.
Inverter Compressor
Variable-speed inverter modulates compressor output, improving efficiency and acoustic profile vs. fixed-speed units.
Smart Wi-Fi App + Voice
NetHome Plus app pairs with Amazon Alexa and Google Home for remote and voice control.
Technical Specifications
The Scoreboard
RTINGS' top-tested portable AC. Tech Gear Lab measures it out-cooling every other portable on raw capacity, with class-leading quiet operation for its cooling power. Common note: larger and heavier than the smaller-capacity field.
Cast Your Vote
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Best Price Availability.
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Price History
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Global Critique
“Out-cooled all other portable air conditioners tested by a mile, and outshone much of the competition with a superior feature set, excellent portability, and quiet operation.”
“The best portable air conditioner we've tested — top scores for cooling capacity, efficiency, and noise level.”
“Installation is better than all other portable air conditioners tested, partly because the hose comes preinstalled and the window kit goes in within ten minutes.”
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