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DELLA Optima CloudAir Series 42000 BTU Tri-Zone Mini Split AC (9K+12K+18K) - Up to 1950 Sq.Ft.
- Unit price
- /per
- Voltage: 230 Volts
- Refrigerant: R454B
- SEER2: 22
- Climate Range: -13°F - 131°F
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30-day money-back guarantee
Free lifetime coverage
The Optima CloudAir Series 42000 BTU tri-zone mini split AC offers balanced room-by-room comfort with a 9K + 12K + 18K indoor unit configuration. Designed to cover up to 1950 sq. ft., this 3-zone mini split heat pump is a strong fit for a small bedroom or office, a medium room, and a larger living area, suite, or shared space. The indoor units are recommended for up to 400, 550, and 1000 sq. ft., respectively. Rated at 22 SEER2 and powered by DC inverter technology, it helps lower power consumption by up to 40% while maintaining dependable heating in outdoor temperatures down to -13¡ãF. CloudAir no-direct-draft cooling helps create a gentler airflow experience for sleeping, working, and everyday use. WiFi app control, smart geolocation, separate controllers, 24-hour timer, Sleep mode, Eco energy saving mode, multiple fan speeds, Turbo function, heating, cooling, and dry modes make multi-zone comfort easy to manage.
1. Indoor Unit
2. Outdoor Unit
3. Refrigerant Pipe (10ft / 16ft / 25ft / 33ft/ 50ft models only)
4. Drain Lines
5. Remote Control
6. 2 AAA Batteries
7. Screws
8. Anchors
9. Mounting Plate
10. Insulation Foam
11. Wall Sleeve
12. Rubber Feet
13. Plasticine Putty
14. Drain Elbow
15. Wall cap
16. Plastic Wrap
17. Communication Cable
18. Bracket Template
Shipping Policy
How Long Will It Take for My Order to Ship?
It normally takes us 1 business day to arrange the shipment. During peak seasons, it will take 2-4 business days to arrange the shipment. We provide free ground shipping, so there are no additional charges for shipping and handling.
How Do I Track My Order?
Log into YOUR ACCOUNT, and you may see each individual order that you’ve placed with us. Select one that you want and you’ll be provided with all the details you need about the order.
Once your order is on the way you will receive a notification email.
What Should I Do If I Haven’t Received My Order?
Please contact us immediately.
For the full shipping policy, click here to view our shipping policy.
Return
We offer return guarantees to ensure your satisfaction with every DELLA purchase.
DELLA provides comprehensive assistance for all orders within 30 days of purchase. If you're not satisfied with your product within 30 days of purchase from dellahome.com, you can return the product for a full refund.Products must be returned in their original operating condition, including all accessories and packaging.The customer is responsible for return shipping costs.
If a product defect is confirmed, DELLA will, at its discretion, provide the necessary replacement parts free of charge. DELLA will also cover all shipping expenses for the delivery of replacement parts.
Need to Start a Return?
To initiate a return, call us at (800) 863-4143 or contact our live chat team.
For full return terms, click here to view our return policy.
Standard Warranty (1 Year): Products are covered by a 1-year limited warranty from the date of purchase.
Extended Warranty Program: Customers who register their mini split unit within 100 days of purchase will receive complimentary lifetime parts coverage.
Registered Product and Non-professional Install: If a product defect is confirmed, DELLA will, at its discretion, provide the necessary replacement parts free of charge. The customer is responsible for all shipping costs.
Registered Product and Professional Install: If a product defect is confirmed, DELLA will, at its discretion, provide the necessary replacement parts free of charge. If, after parts are replaced, the customer¡¯s unit is still malfunctioning and the customer has a licensed HVAC tech's defective report, Della will take care of the customer at its discretion. In any event, the customer is responsible for all shipping costs.
Unregistered Product: If a product defect is confirmed, DELLA will, at its discretion, provide the necessary replacement parts. The customer is responsible for the costs of all parts and shipping.
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Tech specs
Indoor Unit Specs
Unit Dimensions (WxDxH):9K: 32.28" x 12.05" x 7.68" ; 12K: 36.22" x 12.05" x 7.68" ; 18K: 43.18" x 13.07" x 8.74"
Net/Gross Weight:9K: 20.7 / 25.1 ; 12K: 23.1 / 30.9 ; 18K: 30.9 / 35.2
Outdoor Unit Specs
Unit Dimensions (WxDxH):42.28" x 18.43" x 33.58"
Net/Gross Weight:174.2 / 198
System Specs
Voltage:230 Volts
Refrigerant:R454B
SEER2:22
Climate Range:-13°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.
Powered by MightAir X
Top performance, energy smart design
58% 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
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.
Take control your way through the app, remote, or voice. Award-winning remote design makes every interaction seamless.
Your comfort adjusts automatically as you come and go.
Get help anytime with live chat or call, directly in the app.
Control your AC hands-free with Alexa.

Talk to an HVAC expert
Not sure which system is right for your home? Our experts can help with sizing, installation, and product selection.
Technical support: Mon - Fri, 8 AM - 3 PM (PST)
24/7 live chat for general question
Customer Reviews
Shop accessories
DELLA Mini Split Line Set
- Material: Copper
- Color: White
- Nominal Wall Thickness: 0.375 inches
-
Rebate available
Starting at $89.96
- Unit price
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DELLA Rental Install Kit
- Pump Type: Rotary Vane
- Motor Power: 1/3 hp (248W)
- Flow Rate: 4.5 cfm (7.6 m³/h)
-
Rebate available
Starting at $300.00
- Unit price
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DELLA Mini Split Line Set Cover
- Material: PVC
- Temperature Tolerance: -40°F to 140°F
- Applicable Sizes: 7000 to 24000 BTU / 7000 to 36000 BTU
-
Rebate available
Starting at $44.96
- Unit price
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DELLA Mini Split Line Set Cover with Flexible Duct
- Material: PVC
- Temperature Tolerance: -40°F to 140°F
- Applicable Sizes: 7000 to 24000 BTU / 7000 to 36000 BTU
-
Rebate available
Starting at $48.96
- Unit price
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DELLA Wall Mounting Bracket for 6000-12000 BTU Single Zone Mini Split
- Material: Heavy-duty galvanized steel construction
- Dimensions: 17.72 L x 15.35 H
- Compatibility: 6000 to 12000 BTU ductless mini-splits
-
Rebate available
$39.96
- Unit price
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DELLA Wall Mounting Bracket for 6000-36000 BTU Single Zone Mini Split
- Material: Heavy-duty galvanized steel construction
- Compatibility: 6000 to 36000 BTU ductless mini-splits
- Weight Capacity: Supports up to 485 lbs
-
Rebate available
$59.96
- Unit price
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DELLA Ground Stand Bracket for 9000-18000 BTU Mini Split
- Material: Heavy-duty steel
- Compatibility: 9000 to 18000 BTU mini split units
- Weight Capacity: Supports up to 396 lbs
-
Rebate available
$79.96
- Unit price
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DELLA Ground Stand Bracket for 9000-45000 BTU Mini Split
- Material: Heavy-duty steel
- Compatibility: 9000 to 45000 BTU mini split units
- Weight Capacity: Supports up to 440lbs
-
Rebate available
$99.96
- Unit price
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