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Explore the complete DELLA collection, from mini split and central air conditioners to portable ACs, window units, tower fans, accessories, and replacement parts. Find efficient comfort solutions for cooling, heating, airflow, and everyday home comfort.

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DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (9K+12K+23k) - Up to 2450 Sq.Ft.

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (9K+12K+23k) - Up to 2450 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22

$4,009.96

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (9K+9K+23k) - Up to 2300 Sq.Ft.

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (9K+9K+23k) - Up to 2300 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22

$3,959.96

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (12K+12K+23k) - Up to 2600 Sq.Ft.
Sold out

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (12K+12K+23k) - Up to 2600 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22.5

$3,609.96

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (12K+12K+12k) - Up to 1650 Sq.Ft.
Sold out

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (12K+12K+12k) - Up to 1650 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22.5

$3,434.96

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+12K+23k) - Up to 2450 Sq.Ft.

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+12K+23k) - Up to 2450 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22.5

$3,559.96

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+12K+12k) - Up to 1500 Sq.Ft.
Sold out

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+12K+12k) - Up to 1500 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22.5

$3,384.96

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+9K+23k) - Up to 2300 Sq.Ft.

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+9K+23k) - Up to 2300 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22.5

$3,509.96

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+9K+12k) - Up to 1350 Sq.Ft.

DELLA Optima Series 35000 BTU Tri-Zone Mini Split AC (9K+9K+12k) - Up to 1350 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 22.5

$3,334.96

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (12K+12K+12k) - Up to 1650 Sq.Ft.
Sold out

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (12K+12K+12k) - Up to 1650 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 24

$2,834.96

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (9K+12K+12k) - Up to 1500 Sq.Ft.
Sold out

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (9K+12K+12k) - Up to 1500 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 24

$2,784.96

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (9K+9K+12k) - Up to 1350 Sq.Ft.

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (9K+9K+12k) - Up to 1350 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 24

$2,734.96

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (9K+9K+9k) - Up to 1200 Sq.Ft.

DELLA Optima Series 27000 BTU Tri-Zone Mini Split AC (9K+9K+9k) - Up to 1200 Sq.Ft.

  • Voltage: 230 Volts
  • Refrigerant: R454B
  • SEER2: 24

$2,684.96

Guides for every step of comfort

See all resources
Family room mini split sizing
  • Buyer's Guide

What Size of Mini Split Air Conditioner Do I Need? 2026 Updated

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Mini-Split Indoor Unit Installation
  • Installation & Usage Tips

Cost to Install Mini Split AC System in 2026

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