Which WiFi Channel Frequency Bands Does WiFi Support?

DELLA supports the 2.4 GHz WiFi channel frequency band only.

How Do I Choose the Right Size for a Mini Split?

The size of the mini split depends on the room's dimensions and specific needs. For example: • A 400-square-foot room typically requires a 9000 BTU mini split. • A 550-square-foot room needs 12000 BTUs. • A 1000-square-foot room needs 18000 BTUs. • A 1500-square-foot room needs 24000 BTUs.

How Do I Install a Mini Split?

We recommend professional HVAC installation for best results, but Della also offers a Rental Kit with the tools needed for vacuuming and installing your mini split.

What's Della Lifetime Coverage Mini Split?

Register within 100 days for lifetime parts coverage. HVAC-licensed installs receive enhanced lifetime parts, while non-licensed installs receive limited lifetime parts. Note: Coverage is for parts only; labor costs are not included.

How Do I Clean and Maintain My Mini Split System?

Seasonally clean the reusable filters, inspect the condenser and evaporator units, and keep the area around the outdoor unit clear.

DELLA Optima CloudAir Series 55000 BTU Quad Zone Mini Split AC (9K+12K+12K+23K) - Up to 3000 Sq.Ft.

SKU: 048-TLP-MODU-1D6-TPX-Q9121224

$4,904.96

Unit price: per

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 22.5
Climate Range: -22°F - 131°F

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Choose Your Configuration

Air Handler (9K)

Air Handler (12K)

Air Handler (23K)

DELLA Optima CloudAir Series 55000 BTU Quad Zone Mini Split AC (9K+12K+12K+23K) - Up to 3000 Sq.Ft.

Free & fast shipping

30-day money-back guarantee

Free lifetime coverage

Download Remote Control Manual (New Black) (PDF)

AHRI Certificate

Description

The Optima CloudAir Series 55000 BTU quad zone mini split AC is designed for flexible comfort across four rooms with a mix of compact, medium, and high-capacity zones. Featuring a 9K + 12K + 12K + 23K indoor unit configuration, this 4-zone ductless mini split system covers up to 3000 sq. ft., with the 9K unit recommended for up to 400 sq. ft., each 12K unit for up to 550 sq. ft., and the 23K unit for up to 1500 sq. ft. Its 22.5 SEER2 rating and DC inverter technology help reduce energy use by up to 40%, while reliable low-ambient heat pump performance down to -22°F supports year-round comfort. The CloudAir soft airflow design helps prevent harsh direct drafts and distributes air more gently for sleeping, working, and daily use. Built-in WiFi, smart geolocation, individual remotes, 24-hour timer, Sleep mode, Eco mode, Turbo function, heating, cooling, and dry modes provide customized control in each zone.

What's included

Shipping & returns

Lifetime warranty

Tech specs

Download User Manual

Indoor Unit Specs

Unit Dimensions (WxDxH):9K: 32.28" x 12.05" x 7.68" ； 12K: 36.22" x 12.05" x 7.68" ； 24K: 43.18" x 13.07" x 8.74"

Net/Gross Weight:9K: 20.7 / 25.1 ； 12K: 23.1 / 30.9 ； 24K: 30.9 / 35.2

Outdoor Unit Specs

Unit Dimensions (WxDxH):40.71" x 16.1" x 52.68"

Net/Gross Weight:249.1 / 275.6

System Specs

Voltage:230 Volts

Refrigerant:R454B

SEER2:22.5

Climate Range:-22°F - 131°F

No.1 Selling Mini Split Brand on Amazon

Optima CloudAir: Cold Weather’s Greatest Rival. Comfort, Reimagined.

Engineered with cutting-edge Hyper Heat technology, the Optima CloudAir mini-split delivers reliable, high-performance heating even when temperatures plummet to -13°F. With an industry-leading 22-24 SEER2 rating and ENERGY STAR® certification, it’s designed to slash your utility bills while keeping your sanctuary cozy year-round.

What sets the CloudAir Series apart is its soft, indirect airflow technology, designed to reduce harsh direct drafts for a gentler, more comfortable cooling experience. Whisper-quiet, smart-connected, and built for the extreme, Optima CloudAir keeps your comfort (and savings) steady year-round.

Top performance, energy smart design

61% more efficient energy savings

Cleaner air, healthier living

Durable design, lasting comfort

6 modes for max comfort

Auto mode

Maintain a comfortable indoor temperature by automatically switching between heating and cooling as needed

Wherever you are

Control your comfort, your way

Set schedules and timers through the Della+ app to match your daily routine.

Which series is right for me?

Model
Efficiency
HSPF2 Rating (Region IV)
Refrigerant
Climate Range
Energy Rebate
Shop Now

- DELLA Optima CloudAir Series 55000 BTU Quad Zone Mini Split AC (9K+12K+12K+23K) - Up to 3000 Sq.Ft.
- SEER2 22.5
- 9.5
- R454B
- -22°F - 131°F
- DELLA Vario Series 55000 BTU Quad Zone Mini Split AC (9K+12K+12K+24K) - Up to 3000 Sq.Ft.
- SEER2 22.5
- 9.5
- R454B
- -22°F - 131°F
- Shop Now
- DELLA Optima CloudAir Series 55000 BTU Quad Zone Mini Split AC (9K+9K+9K+23K) - Up to 2700 Sq.Ft.
- SEER2 22.5
- 9.5
- R454B
- -22°F - 131°F
- Shop Now
- DELLA Optima CloudAir Series 55000 BTU Quad Zone Mini Split AC (9K+9K+12K+23K) - Up to 2850 Sq.Ft.
- SEER2 22.5
- 9.5
- R454B
- -22°F - 131°F
- Shop Now
- DELLA Optima CloudAir Series 55000 BTU Quad Zone Mini Split AC (9K+9K+18K+18K) - Up to 2800 Sq.Ft.
- SEER2 22.5
- 9.5
- R454B
- -22°F - 131°F
- Shop Now

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