Cooper & Hunter Astoria Pro Series 12k 230V
- Best for
- Common single-zone
- Cooling
- 12,000 BTU/h
- SEER2
- 25.4 SEER2
- HSPF2
- 10.5 HSPF2
- Voltage
- 230 V
- Install
- Professional install
- Score
- 9.0 / 10
Guide
Short answer: yes, and it is better than its price suggests in one specific way - cold weather. Across the 111 Cooper & Hunter systems we track, nine of the eleven lines are rated to -22F. That is not a premium tier you upgrade into; it is the default across most of the range. Efficiency reaches SEER2 27.4, and 94 of 111 systems are ENERGY STAR certified. If you had it filed as a mild-climate budget brand, the catalog says otherwise.
Source-backed picks
These picks are selected from our published model database. Exact retail offers are shown when we have them.

Cooper & Hunter / Astoria Pro Series
SplitAtlas score 9.0 / 10
No current offer in our data
We do not have a current exact retail offer for this system in our data.
Get installation quotes
Cooper & Hunter / Hyper Heat Multi-Zone
SplitAtlas score 9.1 / 10
No current offer in our data
We do not have a current exact retail offer for this system in our data.
Get installation quotesRelated pages
Cooper & Hunter is a value-priced brand built on Gree hardware - Gree being one of the largest air conditioning manufacturers in the world. It is widely available online and sold at prices well below the premium names.
Everything we track is professionally installed. There is no DIY line - see best DIY mini splits if that is what you need.
Nine of eleven lines are rated to -22F: Olivia, Olivia Midnight, Astoria, Astoria Pro, Slim Duct, Ceiling Cassette, Ceiling Cassette PRO, One-Way Cassette and Hyper Heat Multi-Zone.
Only two stop higher: MIA Series and Hyper Multi-Zone, both at -13F - which is still respectable, and better than several premium lines' standard variants.
What makes this unusual is the breadth. Most brands reserve deep-cold ratings for a flagship line and leave the cassettes, ducted units and multi-zone systems at -4F or +5F. Here the ceiling cassettes and the ducted range hold -22F too. If you want a cold-climate system in a form factor other than a wall unit, that is a genuinely short list, and Cooper & Hunter is on it. See best cold-climate mini splits for the wider field.
Olivia (15 systems) - the mainstream wall-mounted line, SEER2 19.5-26, 6,000 to 36,000 BTU.
Olivia Midnight (11) - the same idea in a dark finish, SEER2 21.7-26, and the entry efficiency is higher than standard Olivia.
Astoria (13) and Astoria Pro (13) - the top of the wall-mounted range, SEER2 19 to 27.4.
Slim Duct (15) - concealed ducted from 6,500 BTU all the way to 58,000 BTU, the largest single-zone capacity we track anywhere. SEER2 15.8-21.4, which is normal for ducted equipment measured against a different bar.
Ceiling Cassette (12) and Ceiling Cassette PRO (12) - four-way cassettes, SEER2 16.7-22.6, 9,000 to 48,000 BTU.
One-Way Cassette (7) - SEER2 20.6-24, 6,500 to 18,000 BTU, for narrower ceiling runs.
MIA Series (7) - SEER2 18.7-21.5, rated to -13F.
Hyper Heat Multi-Zone (3) at -22F and Hyper Multi-Zone (3) at -13F - three to five zones, 18,000 to 36,000 BTU, SEER2 23-25.1.
Worth flagging, because it is the question a buyer will have and the answer is not obvious.
Astoria and Astoria Pro publish identical performance in our data - the same SEER2 range of 19 to 27.4 and the same 6,000 to 36,000 BTU capacities. The same is true of Ceiling Cassette and Ceiling Cassette PRO: both SEER2 16.7 to 22.6, both 9,000 to 48,000 BTU.
So on the certified numbers, the Pro variants are not faster or more efficient. Whatever the upgrade is - build details, finish, features, warranty handling through a different channel - it is not showing up in the published performance data. Ask your installer what the difference is on the specific pair you are quoted, and do not assume you are buying capability. If the price gap is meaningful and nobody can name the difference, buy the standard version.
The warranty is ordinary: 7 years compressor, 5 years parts, with registration required. That is the industry standard, and it is well behind Daikin's 12-and-12 or LG's 10-and-10. On a value brand this is the trade you are making - see the warranty comparison.
Documentation and support are thinner than the premium names. Cooper & Hunter publishes only a short fault-code table, so when something goes wrong there is less to read than a Mitsubishi or Daikin owner would have. Our error-code library covers what is published.
Brand recognition is low, which matters if resale perception is part of your thinking.
No DIY path, so budget professional installation - the installation cost estimator will size it.
Buy Cooper & Hunter if you want cold-climate capability at a value price, especially in a ceiling cassette or ducted form factor where -22F ratings are otherwise rare and expensive. For a cost-conscious professional install in a genuinely cold place, it punches well above its price.
Look elsewhere if warranty length is what you are optimising for, you want deep documentation and a dense dealer network, or you are installing it yourself.
The old summary of this brand - cheap, mild-climate, fine for the money - undersells what is actually in the range. Nine lines at -22F, SEER2 to 27.4, 85% ENERGY STAR certified, and a 58,000 BTU ducted option. The genuine trade-offs are the standard-issue warranty and the thinner support, not the equipment's cold-weather ability.
Full specs for all 111 systems are on the Cooper & Hunter brand hub, and the product finder will filter by capacity, efficiency and cold-weather rating.
Is Cooper & Hunter a good brand? Yes, as a value brand with unusually broad cold-weather coverage - nine of eleven lines are rated to -22F, and 94 of the 111 systems we track are ENERGY STAR certified.
Who makes Cooper & Hunter? It is built on Gree hardware, one of the world's largest air conditioning manufacturers.
Is Cooper & Hunter good for cold climates? Unusually so for the price. Most of the range holds -22F, including the ceiling cassettes and ducted units, which is rare at any price.
What is the difference between Astoria and Astoria Pro? On published performance, nothing - both run SEER2 19 to 27.4 across the same capacities. Ask what the Pro upgrade actually is before paying for it.
What warranty does Cooper & Hunter offer? 7 years compressor and 5 years parts with registration - the industry standard, and shorter than Daikin or LG.