If you are looking for an effective and space-saving way to heat and cool your home or commercial space, cassette mini split systems offer an excellent solution. These ceiling-installed units deliver powerful, quiet, and evenly distributed airflow without bulky ductwork. This article reviews some of the top cassette mini split systems available on Amazon, exploring different BTU sizes and configurations to meet diverse needs.
Model | BTU Capacity | Zones | Installation Kit | Key Features |
---|---|---|---|---|
Cooper & Hunter 18,000 BTU Ceiling Cassette | 18,000 BTU | Single Zone | 16 ft Kit Included | Heat Pump, Whisper Quiet Technology, Works to -13°F |
Cooper & Hunter 36,000 BTU Ceiling Cassette | 36,000 BTU | Single Zone | 16 ft Kit Included | Heat Pump, Whisper Quiet, ETL & AHRI Certified |
Cooper & Hunter 9,000 BTU One Way Ceiling Cassette | 9,000 BTU | Single Zone | 25 ft Kit Included | Smart Wall Thermostat, Minimalist Design, -13°F Heating |
Cooper & Hunter 3 Zone 9k+12k+12k Ceiling Cassettes | 28,000 BTU Total | 3 Zones | 25 ft Kit Included | Multi Zone, 2.3 Ton, Whisper Technology |
Cooper&Hunter 28,000 BTU Dual Zone Ceiling Cassette | 28,000 BTU Total | 2 Zones | 25 ft Kit Included | Dual Zone Heat Pump, Whisper Technology, -13°F Heating |
Content Navigation
- Cooper & Hunter 18,000 BTU Ceiling Cassette Ductless Mini Split AC/Heating
- Cooper & Hunter 36,000 BTU Ceiling Cassette Mini Split AC/Heating System
- Cooper & Hunter 9,000 BTU One Way Ceiling Cassette Mini Split with Smart Thermostat
- Cooper & Hunter 3 Zone 9k+12k+12k Ceiling Cassettes Multi Mini Split AC
- Cooper&Hunter 28,000 BTU Dual Zone Ceiling Cassette Mini Split System
- Buying Guide for Cassette Mini Split Systems
Cooper & Hunter 18,000 BTU Ceiling Cassette Ductless Mini Split AC/Heating

The Cooper & Hunter 18,000 BTU Ceiling Cassette Mini Split system is designed for efficient year-round comfort in medium-sized rooms. It features whisper technology to maintain quiet operation, ideal for bedrooms, living rooms, and small commercial areas. This unit includes a heat pump that can operate at temperatures as low as -13°F, ensuring reliable heating during cold seasons. The package contains a 16-foot installation kit with pre-flared and insulated copper line sets, communication cables, small accessories, and a drainage extension, streamlining setup. Operating on 208-230V power and certified by ETL Intertek and AHRI, it assures safety and energy compliance.
Cooper & Hunter 36,000 BTU Ceiling Cassette Mini Split AC/Heating System

This high-capacity 36,000 BTU ceiling cassette model from Cooper & Hunter suits larger rooms or open spaces requiring powerful heating and cooling. The unit boasts whisper technology for noise reduction and includes a wall thermostat with a 16-foot installation kit. Operating efficiently in ambient temperatures down to -13°F, it supports dependable heating even in harsh winters. ETL and AHRI certifications confirm quality, while the ductless design eliminates the need for extensive ductwork, minimizing installation hassle and making it suitable for both residential and commercial use.
Cooper & Hunter 9,000 BTU One Way Ceiling Cassette Mini Split with Smart Thermostat

The 9,000 BTU One Way Ceiling Cassette Mini Split by Cooper & Hunter offers a sleek and discreet design suited for tighter ceiling spaces. Its one-way airflow setup delivers efficient air distribution, blending seamlessly into interior décor. The system supports effortless heating with a heat pump operational down to -13°F, and it includes a smart wall thermostat, improving control accuracy. This model comes with a 25-foot installation kit, providing versatile piping and wiring options. ETL and AHRI approvals certify safety and performance reliability.
Cooper & Hunter 3 Zone 9k+12k+12k Ceiling Cassettes Multi Mini Split AC

This 28,000 BTU tri-zone system includes three ceiling cassette units (9k + 12k + 12k BTU), ideal for applications requiring custom comfort across multiple rooms. The 2.3-ton capacity and 25 SEER2 efficiency rating ensure energy-efficient cooling and heating capabilities. The installation kit contains 25-foot pre-flared copper lines and necessary accessories for a streamlined installation. Units operate quietly with whisper technology and can heat reliably down to -13°F. This multi-zone system is well-suited for homes with diverse climate needs or small offices.
Cooper&Hunter 28,000 BTU Dual Zone Ceiling Cassette Mini Split System

The dual zone 28,000 BTU cassette mini split from Cooper & Hunter combines a 12,000 BTU and an 18,000 BTU unit, enabling customized zoning for different rooms or spaces. It includes a wall thermostat and a 25-foot installation kit. Like other models from this brand, it features ETL and AHRI certification, energy-efficient operation, and silent whisper technology. This system works efficiently at outdoor temperatures as low as -13°F, ensuring consistent heating in cooler climates. The ductless design facilitates easier installation without the complexity of ducts.
Buying Guide for Cassette Mini Split Systems
BTU Capacity and Room Size
Choosing the right BTU capacity is crucial to match the cooling and heating needs of your room. Undersized units will struggle to maintain comfort, while oversized units may cycle frequently and waste energy. Use room area and ceiling height to estimate required BTU output, and consider multi-zone units for segmented spaces.
Number of Zones
Multi-zone systems provide personalized temperature control in different rooms, ideal for homes or offices with varying occupancy and usage. Single zone systems are simpler and generally easier to install but offer less flexibility.
Installation Kit and Ease of Setup
Look for products that include comprehensive installation kits, including pre-flared insulated copper line sets, communication wires, and drainage extensions, to simplify setup. Some kits offer longer run lengths (like 25 feet) to accommodate various installation scenarios.
Operating Temperature Range
Check the lowest ambient temperature the heat pump can handle if you need reliable heating in cold climates. Many cassette mini splits operate efficiently down to -13°F or lower, appropriate for colder regions.
Noise Levels
Whisper or quiet technology is an important consideration, especially for bedrooms and living spaces where noise can be disruptive. Most cassette mini splits are designed to minimize noise during operation.
Energy Efficiency Certifications
ETL Intertek and AHRI certifications verify product safety and energy efficiency. Additionally, Energy Star-rated units consume less power and reduce utility bills without sacrificing performance.
Additional Features
- Smart Thermostats: Provide precise temperature control and remote operation capabilities.
- Inverter Technology: Offers better energy savings by modulating compressor speed.
- Design: Discreet ceiling installation frees up wall and floor space and complements modern interiors.