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R-454B Air Conditioners

222 Results

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DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+12K+12k+12k) - Up to 2050 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+12K+12k+12k) - Up to 2050 Sq.Ft.

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

$4,229.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+12K+12k+18k) - Up to 2500 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+12K+12k+18k) - Up to 2500 Sq.Ft.

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

$4,319.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+12K+12k+23k) - Up to 3000 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+12K+12k+23k) - Up to 3000 Sq.Ft.

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

$4,404.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+12k+12k) - Up to 1900 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+12k+12k) - Up to 1900 Sq.Ft.

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

$4,179.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+12k+18k) - Up to 2350 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+12k+18k) - Up to 2350 Sq.Ft.

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

$4,269.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+12k+23k) - Up to 2850 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+12k+23k) - Up to 2850 Sq.Ft.

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

$4,354.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+18k+18k) - Up to 2800 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+18k+18k) - Up to 2800 Sq.Ft.

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

$4,359.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+9k+23k) - Up to 2700 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+9k+23k) - Up to 2700 Sq.Ft.

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

$4,304.96

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+9k+18k) - Up to 2200 Sq.Ft.

DELLA Optima Series 42000 BTU Quad Zone Mini Split AC (9K+9K+9k+18k) - Up to 2200 Sq.Ft.

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

$4,219.96

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (12K+12K+18k) - Up to 2100 Sq.Ft.

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (12K+12K+18k) - Up to 2100 Sq.Ft.

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

$3,974.96

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (12K+12K+23k) - Up to 2600 Sq.Ft.

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (12K+12K+23k) - Up to 2600 Sq.Ft.

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

$4,059.96

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (12K+18K+18k) - Up to 2550 Sq.Ft.

DELLA Optima Series 42000 BTU Tri-Zone Mini Split AC (12K+18K+18k) - Up to 2550 Sq.Ft.

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

$4,064.96

Guides for every step of comfort

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Mini split heating cozy living room

Getting Your Mini-Split System Ready for Fall

Read article
Mini split for cleaner indoor air

Do Mini Splits Help With Indoor Air Quality?

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Wall mounted mini split living room

5 Types of Mini Split Indoor Units: Which One Fits Your Space?

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FAQs

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Yes, multi-zone mini splits are worth it if you need to heat or cool multiple rooms or zones independently. They allow precise temperature control in each area, improving comfort and energy efficiency. While the initial installation cost is higher than for a single-zone system, multi head mini splits are more cost-effective in the long run as they eliminate the cost for multiple outdoor units and reduce energy waste.