Finding the best cassette ductless mini split system can transform your home or commercial space with efficient heating and cooling. These systems offer whisper-quiet operation and sleek designs that fit seamlessly into any room. Below is a summary table of top-rated cassette ductless mini split models, highlighting key features and capacities to help you compare and choose.
Model | BTU Capacity | Zoning | Special Features |
---|---|---|---|
Cooper & Hunter 36,000 BTU Ceiling Cassette | 36,000 | Single Zone | Whisper Technology, Wall Thermostat, Installation Kit |
Cooper & Hunter 9,000 BTU One Way Ceiling Cassette | 9,000 | Single Zone | Smart Wall Thermostat, Minimalist Airflow Design |
Cooper & Hunter 36,000 BTU 4 Zone Quad System | 36,000 | 4 Zones | Multi-Zone, 25ft Installation Kits, Whisper Technology |
Cooper & Hunter 3 Zone 28,000 BTU Tri Zone System | 28,000 | 3 Zones | Hi-Grade Installation Kit, Quiet Operation |
Cooper & Hunter 28,000 BTU Dual Zone System | 28,000 | 2 Zones | Wall Thermostat, Installation Kit Included |
Content Navigation
- Cooper & Hunter 36,000 BTU Ceiling Cassette Mini Split
- Cooper & Hunter 9,000 BTU One Way Ceiling Cassette Mini Split
- Cooper & Hunter 36,000 BTU 4 Zone Quad Ceiling Cassette System
- Cooper & Hunter 3 Zone 28,000 BTU Tri Zone Ceiling Cassettes
- Cooper & Hunter 28,000 BTU Dual Zone Ceiling Cassette Mini Split
- Buying Guide for Cassette Ductless Mini Split Systems
Cooper & Hunter 36,000 BTU Ceiling Cassette Mini Split

The Cooper & Hunter 36,000 BTU Ceiling Cassette Ductless Mini Split combines powerful heating and cooling performance in a discreet ceiling-mounted unit. It includes a wall thermostat and a 16-foot installation kit, simplifying setup.
- Operates on 208-230V with ETL Intertek and AHRI certification ensuring quality and safety.
- Functional for heating in ambient temperatures down to -13°F, making it suitable for colder climates.
- Whisper Technology guarantees quiet operation, ideal for living rooms and commercial spaces.
- Designed for versatility, fitting bedrooms, home additions, and office environments.
Cooper & Hunter 9,000 BTU One Way Ceiling Cassette Mini Split

This 9,000 BTU One Way Ceiling Cassette unit by Cooper & Hunter is engineered for smaller spaces with a sleek, minimalist design. It fits perfectly between structural ceiling beams while delivering efficient air distribution.
- Includes a smart wall thermostat and a 25-foot installation kit for ease of setup.
- Works on 208-230V power input; certified by ETL Intertek and AHRI.
- Heating capabilities work at ambient temperatures down to -13°F, ensuring year-round comfort.
- Operates quietly with Whisper Technology, making it ideal for bedrooms and small living areas.
Cooper & Hunter 36,000 BTU 4 Zone Quad Ceiling Cassette System

The 36,000 BTU 4 Zone Quad Zone Ceiling Cassette Mini Split supports multiple zoned cooling and heating with four indoor units. This multi-zone system covers larger residential or commercial spaces efficiently.
- 23.9 SEER2 rating offers excellent energy efficiency and performance.
- Comes with 25-foot pre-flared insulated copper line sets, communication wires, and drainage extension to simplify installation.
- Supports heating in extreme low temperatures to -13°F with quiet Whisper Technology operation.
- Ideal for offices, living rooms, and bedroom zones requiring individual climate control.
Cooper & Hunter 3 Zone 28,000 BTU Tri Zone Ceiling Cassettes

This 3 Zone Tri Zone system offers a 28,000 BTU capacity split across 9k, 12k, and 12k ceiling cassette units, delivering zoned comfort with precise control. It’s suited for medium to large space installations.
- Certified for safety and energy efficiency with ETL and AHRI standards.
- Includes a comprehensive installation kit with pre-flared copper line sets and a drainage extension.
- Whisper Technology ensures quiet function, allowing installation in bedrooms and offices.
- Operates efficiently down to -13°F ambient temperatures for reliable heating performance.
Cooper & Hunter 28,000 BTU Dual Zone Ceiling Cassette Mini Split

This dual zone system balances 9,000 BTU and 18,000 BTU ceiling cassette units for optimal cooling and heating flexibility in two separate areas. It includes a wall thermostat and a 25-foot installation kit.
- Energy efficient with certifications from ETL Intertek and AHRI.
- Capable of heating at ambient temperatures as low as -13°F with whisper quiet operation.
- Includes all necessary installation accessories such as communication wires and drainage extensions.
- Ideal for additions, living spaces, or commercial environments requiring independent zone control.
Buying Guide for Cassette Ductless Mini Split Systems
BTU Capacity and Room Size
Select a system with sufficient BTU capacity to cover your room or multi-room area. Undersized units will struggle to maintain temperature while oversized models waste energy. Consider the combined space if choosing multi-zone systems.
Zoning and Multi-Zone Capabilities
Many cassette ductless systems support multi-zone setups, allowing independent temperature control for different rooms or areas. This feature enhances comfort and energy efficiency, especially in open or segmented layouts.
Installation Requirements and Kit Inclusions
Check what installation accessories come included with your mini split. Pre-flared copper line sets, communication wiring, and drain line extensions simplify professional or DIY installation. Power requirements typically range at 208-230V.
Heating Performance and Climate Suitability
If you are in a colder climate, prioritize models that operate efficiently at lower ambient temperatures (as low as -13°F or below). Heat pump capability ensures year-round comfort.
Noise Level and Operation Technology
Whisper Technology or similar quiet operation features are preferable for living rooms, bedrooms, or office settings where low noise is important.
Energy Efficiency and Certifications
Look for ETL Intertek approval, AHRI certification, and SEER2 ratings indicating energy-efficient performance and compliance with industry standards. Energy Star-certified units can further reduce energy consumption.
Design and Airflow Type
The style of cassette units—whether one-way or four-way airflow—impacts how air is distributed in the space. One-way units blend discretely into ceilings, ideal for minimalist designs and smaller rooms, while four-way cassettes provide multi-directional air distribution.