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ACiQ
18,000 BTU ACiQ Extreme 25 SEER2 Dual Zone Slim Ceiling Casette Mini Split Heat Pump System - R454B | 230V - 6 + 6
MSRP: $7,153.82$4,649.99 -
ACiQ
18,000 BTU ACiQ Extreme 25 SEER2 Dual Zone Floor Mount Mini Split Heat Pump System - R454B | 230V - 9 + 9
MSRP: $4,577.18$4,161.07 -
ACiQ
18,000 BTU ACiQ Extreme 25 SEER2 Dual Zone Floor Mount Mini Split Heat Pump System - R454B | 230V - 9 + 12
MSRP: $6,692.29$4,349.99 -
ACiQ
18,000 BTU ACiQ Extreme 25 SEER2 Dual Zone Floor Mount Mini Split Heat Pump System - R454B | 230V - 12 + 12
MSRP: $4,775.18$4,341.07 -
ACiQ
18,000 BTU ACiQ Extreme 20 SEER2 Dual Zone Concealed Duct Mini Split Heat Pump System - R454B | 230V - 9 + 12
MSRP: $6,923.06$4,499.99 -
ACiQ
18,000 BTU ACiQ Extreme 20 SEER2 Dual Zone Concealed Duct Mini Split Heat Pump System - R454B | 230V - 12 + 12
MSRP: $4,775.18$4,341.07 -
ACiQ
18,000 BTU ACiQ Essentials 21 SEER2 Single Zone Wall Mounted Mini Split Heat Pump System - R454B | White | 230V
MSRP: $1,423.06$1,000.00 -
artci
18,000 BTU ACiQ 19.2 SEER2 Single Zone Wall Mount Mini Split Heat Pump System - R454B | 230V
MSRP: $1,913.06$1,249.99 -
ACiQ
18,000 BTU 25 SEER2 ACiQ Extreme 3-Zone Wall Mount Mini Split System | R454B | 230v - 6+9+9
MSRP: $5,923.06$3,849.99 -
ACiQ
18,000 BTU 25 SEER2 ACiQ Extreme 3-Zone Wall Mount Mini Split System | R454B | 230v - 6+6+9
MSRP: $4,384.66$3,716.07 -
ACiQ
18,000 BTU 25 SEER2 ACiQ Extreme 3-Zone Wall Mount Mini Split System | R454B | 230v - 6+6+6
MSRP: $4,511.15$3,696.07 -
ACiQ
18,000 BTU 25 SEER2 ACiQ Extreme 3-Zone Wall Mount Mini Split System | R454B | 230v - 6+6+12
MSRP: $5,999.97$3,899.99
Mini Splits
| Application Tier | Recommended Brand | Max Efficiency (SEER2) | Low-Ambient Heating | Refrigerant Status (2026) | Primary Advantage |
|---|---|---|---|---|---|
| Best Overall / Premium | Daikin / Mitsubishi | Up to 28.0 SEER2 | 100% Capacity at -5°F | R-32 / R-454B Compliant | Variable-speed inverter precision; unmatched component lifespan. |
| Best High-Value Wholesale | Goodman / ACiQ | Up to 22.5 SEER2 | Effective down to -13°F | R-454B Low-GWP Transitioned | Shared Daikin global compressor platforms at wholesale pricing tiers. |
| Best DIY / Easy Install | MRCOOL 4th Gen | Up to 22.0 SEER2 | Effective down to -4°F | R-410A / R-32 Mix (Check SKU) | Pre-charged Quick-Connect line sets; eliminates need for a vacuum pump. |