[High-Efficiency Cooling & Heating]: The DELLA ceiling cassette mini split AC provides 27,000 BTU/h, 208-230 V. UL/ETL listed and AHRI certified for safety and performance. With a 24 SEER2 rating, it delivers strong, consistent cooling and heating. The heat pump supports year round comfort, operating even in temperatures as low as -13 ℉ (-25 ℃). [Multi-Zone Coverage]: This system provides cooling and heating for areas up to 1800 sq. ft. (2 indoor unit recommended area 400 Sq. Ft, another one 1000 Sq. Ft) and comes with separate controllers for each room, allowing independent temperature control for ideal comfort. Includes 3 x 25 ft copper pipes lineset (Standard size 1/4" & 1/2", 2* 1/4" & 3/8" outer dimension) and a complete installation kit. [Versatile System]: The DELLA ceiling cassette system features 360° surround airflow for more even air distribution, fitting various interior layouts and creating a sleek. Equipped with refrigerant leak sensor, 24-hour timer, multiple fan speeds, sleep, energy-saving, cooling, heating, dehumidifying, and auto modes. Ideal for offices, shops, restaurants, and warehouses as a commercial comfort solution. [Quiet & Professional Installation]: Operating at just 32 dB(A), it runs nearly silently, ensuring it won't disrupt your daily routine.During installation, the line set must be properly evacuated and vacuumed.This system mandates professional installation - it's not a DIY mini split AC.Equipped with a bottom heating element, the outdoor unit prevents ice buildup during winter operation, ensuring efficient defrosting and reliable performance.Maximum Fuse Size is 30A. [Multi Zone Capacity]: This configuration is designed for spaces where not all indoor units are expected to operate at full power at the same time. If the total indoor capacity is higher than the outdoor unit’s output, the system can still function properly, but cooling or heating performance may be slower when all zones are operating beyond capacity. For consistently high demand across all zones, a larger or multi-system setup is recommended. Della Ceiling Cassette Mini Split AC - Quiet Comfort from Above. Upgrade your indoor climate with the Della Ceiling Cassette Mini Split AC - an ideal cooling and heating solution for residential or commercial spaces with drop ceilings. Designed for discreet installation and powerful performance, this unit provides even air distribution without taking up wall or floor space.