Della 28K BTU 3-Zone Mini Split AC
$2,619.96 on Amazon.com (as of October 18, 2026, 11:38 PM EST) View details ↗
Upgrade your home’s comfort with the Della 28,000 BTU 3-Zone Mini Split AC, a high-efficiency cooling and heating solution designed for large spaces up to 1,800 sq. ft. This system pairs three indoor units—two 9,000 BTU units and one 18,000 BTU unit—with a single outdoor condenser, delivering precise temperature control for multiple rooms independently. Each zone operates via its own remote, allowing you to tailor settings for bedrooms, offices, or living areas, maximizing energy savings while maintaining comfort.
The Della 3-Zone Mini Split achieves 22 SEER2 efficiency with DC Inverter technology, reducing energy consumption by up to 40% compared to standard models. It also provides reliable heating down to -13°F, ensuring year-round performance. With whisper-quiet operation at 28dB, this system won’t disrupt your peace, and its WiFi connectivity lets you control settings remotely via smartphone for added convenience. Intelligent modes like 'I Feel,' Eco energy saving, and 4D airflow ensure personalized comfort with precise temperature management.
Built for durability, this system comes pre-charged with R-32 refrigerant and includes a complete installation kit with 16-ft copper piping (1/4″ & 3/8″ OD). Professional installation is required to ensure proper vacuuming, refrigerant balance, and long-term reliability. The system is ETL Listed and AHRI Certified, meeting strict industry standards for safety and performance. Note: This model does not support self-cleaning, though the feature may still appear on the display.
| Cooling Capacity | 28,000 BTU/h (2x 9,000 BTU + 1x 18,000 BTU) |
|---|---|
| Efficiency Rating | 22 SEER2 |
| Heating Range | -13°F to 86°F |
| Noise Level (Indoor Unit) | 28dB (whisper-quiet) |
| Refrigerant | R-32 (pre-charged) |
| Pipe Length | 16 ft (3 sets of 1/4″ & 3/8″ OD copper piping) |






