6 Klimaire mini-splits ranked. Each one is scored and ranked against every brand in its size, so "#3 mid-size" means third of all mid-size mini-splits here, not third among Klimaire's own.
Klimaire makes 6 current mini-splits: 1 9,000 BTU, 2 12,000 BTU, 1 18,000 BTU, 1 24,000 BTU and 1 36,000 BTU. Prices run from $1,099 for the Klimaire KIWQ-KOIQ DIY 5th Gen 9,000 BTU 115V to $2,619 for the Klimaire KIWQ-KOIQ DIY 5th Gen 36,000 BTU 230V. Its best-rated model in each size: the Klimaire KIWQ-KOIQ DIY 5th Gen 9,000 BTU 115V (#5 of 11 9,000 BTU, rated 3.8), the Klimaire KIWQ-KOIQ DIY 5th Gen 12,000 BTU 115V (#7 of 13 12,000 BTU, rated 3.8), the Klimaire KIWQ-KOIQ DIY 5th Gen 18,000 BTU 230V (#6 of 10 18,000 BTU, rated 3.7), the Klimaire KIWQ-KOIQ DIY 5th Gen 24,000 BTU 230V (#5 of 9 24,000 BTU, rated 3.8) and the Klimaire KIWQ-KOIQ DIY 5th Gen 36,000 BTU 230V (#1 of 2 36,000 BTU, rated 3.1). Sizes run from 9,000 to 36,000 BTU. All install with quick-connect line sets, with no vacuum pump. 5 of them are on the ENERGY STAR Cold Climate list.
The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $1,369Prices were last checked October 21, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $1,369The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $1,459The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $1,099The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $1,869The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $1,679The best-value quick-connect line: the same certified system as Pioneer’s Quantum Ultra, close to Della’s Optima, without the vacuum pump, for the same price or a few hundred dollars more.
Amazon $2,619
