Skip to main content

Free shipping sitewide

0% APR financing available

24/7 live chat, real support

Free shipping sitewide

0% APR financing available

24/7 live chat, real support

Find Partner HVAC Installer

Find My System
Shop
Shop All
Bestsellers

Mini Split

Central AC

Pool Heat Pump

Portable AC

Window AC

Tower Fan

Replacement Parts

Accessories
Best Sellers

Mini Split

Central AC

Pool Heat Pump

Portable AC

Window AC

Tower Fan

Replacement Parts

Accessories
Need more advice on your perfect system?

Take the quiz
Mini Split
Mini Split

Bestsellers

Energy Star

Accessories

Replacement Parts

Shop All
Single-Zone

Base Model

Efficiency

High Efficiency

Ultra Heat

Ultra Hyper Heat

Shop All Single-Zone

Multi-Zone

2-Zone

3-Zone

4-Zone

5-Zone

6-Zone

Shop All Multi-Zone

Shop by AC Type

Cassette

Ducted

Floor Ceiling

Wall-Mounted

All Mini Splits

Shop by BTU

9000 BTU Mini Split

12000 BTU Mini Split

18000 BTU Mini Split

24000 BTU Mini Split

36000 BTU Mini Split
Need more advice on your perfect system?

Take the quiz
Central AC
Central AC

Inverter Central AC

Accessories

Replacement Parts

Shop All
Apartment & Condo
800 – 1000 sq ft

Townhouse & Condo
1001 – 1,500 sq ft

Single Family
1,501 – 2,000 sq ft

Large Single Family
2,001 – 2,500 sq ft
Need more advice on your perfect system?

Take the quiz
Pool Heat Pump
Early Black Friday Sale

Support
Support

HVAC Help Center

Manuals & Troubleshooting

Guides & Resources

Installation Videos

Rebate Center

Warranty Registration

Mini Split Sizing Calculator
Warranty Registration

Guides & Resources

Installation Videos

Contact Us

Mini Split Sizing Calculator
Need more advice on your perfect system?

Take the quiz
About

Find My System
Shop
- Back Shop
- Bestsellers
- Mini Split
- Central AC
- Pool Heat Pump
- Portable AC
- Window AC
- Tower Fan
- Replacement Parts
- Accessories
- Shop All
- Need more advice on your perfect system?
  
  Take the quiz
Mini Split
- Back Mini Split
- Bestsellers
- Energy Star
- Accessories
- Replacement Parts
- Single-Zone
- Multi-Zone
  - 2-Zone
  - 3-Zone
  - 4-Zone
  - 5-Zone
  - 6-Zone
  - Shop All Multi-Zone
- Shop by AC Type
- Shop by BTU
- Shop All
- Need more advice on your perfect system?
  
  Take the quiz
Central AC
- Back Central AC
- Inverter Central AC
- Accessories
- Replacement Parts
- Shop All
- Apartment & Condo
  800 – 1000 sq ft
  
  Townhouse & Condo
  1001 – 1,500 sq ft
  
  Single Family
  1,501 – 2,000 sq ft
  
  Large Single Family
  2,001 – 2,500 sq ft
- Need more advice on your perfect system?
  
  Take the quiz
Pool Heat Pump
Early Black Friday Sale
Support
- Back Support
- HVAC Help Center
- Manuals & Troubleshooting
- Guides & Resources
- Installation Videos
- Rebate Center
- Warranty Registration
- Mini Split Sizing Calculator
- Warranty Registration
  
  Guides & Resources
  
  Installation Videos
  
  Contact Us
- Need more advice on your perfect system?
  
  Take the quiz
About

Find Partner HVAC Installer

Contact Us
HVAC Help Center
Return & Refund Policy

Cart

Your cart is empty

Continue shopping

Energy Star

Explore ENERGY STAR mini split systems designed for energy-efficient cooling and heating. Start with the right BTU capacity and voltage, then compare SEER2, HSPF2, and cold-weather heating capacity to find a system that fits your home. Verify certification for your exact system configuration and check local rebate eligibility separately.

486 Results

Local rebates

Rebates for ZIP

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

Local rebates

Rebates for ZIP

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (6K+6K+9K+9K+18K) - Up to 2400 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (6K+6K+9K+9K+18K) - Up to 2400 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,314.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (6K+9K+12K+12K+12K) - Up to 2350 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (6K+9K+12K+12K+12K) - Up to 2350 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,374.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (9K+9K+9K+9K+9K) - Up to 2000 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (9K+9K+9K+9K+9K) - Up to 2000 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,274.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (9K+9K+9K+9K+12K) - Up to 2150 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (9K+9K+9K+9K+12K) - Up to 2150 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,324.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (9K+9K+9K+12K+12K) - Up to 2300 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Five Zone Mini Split AC (9K+9K+9K+12K+12K) - Up to 2300 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,374.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+6K+18K) - Up to 2500 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+6K+18K) - Up to 2500 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,559.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+9K+12K) - Up to 2150 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+9K+12K) - Up to 2150 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,519.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+9K+18K) - Up to 2600 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+9K+18K) - Up to 2600 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,609.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+12K+12K) - Up to 2300 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+6K+12K+12K) - Up to 2300 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,569.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+9K+9K+9K) - Up to 2100 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+9K+9K+9K) - Up to 2100 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,519.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+9K+9K+12K) - Up to 2250 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+9K+9K+12K) - Up to 2250 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,569.96

Unit price: per

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+9K+12K+12K) - Up to 2400 Sq.Ft.

DELLA Optima Pro CloudAir Series 48000 BTU Six Zone Mini Split AC (6K+6K+6K+9K+12K+12K) - Up to 2400 Sq.Ft.

Voltage: 230 Volts
Refrigerant: R454B
SEER2: 24

$5,619.96

Unit price: per

1
…
5
6
7
8
9
…
41

Sort By

Featured
Most relevant
Best selling
Alphabetically, A-Z
Alphabetically, Z-A
Price, low to high
Price, high to low
Date, old to new
Date, new to old

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

Mini-Split Indoor Unit Installation

Installation & Usage Tips

Cost to Install Mini Split AC System in 2026

FAQS

View our help center

ENERGY STAR certification means the product meets strict energy efficiency guidelines set by the U.S. Environmental Protection Agency (EPA). An energy star mini split is designed to provide efficient heating and cooling with less energy, lowering your operating costs.

An air conditioner energy star system is typically more efficient than standard models, which means it can save you a significant amount on your electricity bill over its lifetime. The exact savings depend on your usage habits and local electricity rates.

Beyond energy savings, an energy star air conditioner often provides more stable temperature control and quieter operation, making it a candidate for the best mini split ac for your home comfort. Additionally, it's more environmentally friendly.

No, not all DELLA mini splits are ENERGY STAR certified. This collection helps you compare energy-efficient options, but certification must be verified for the exact indoor and outdoor unit combination, especially for multi-zone systems.

Before purchasing, check your model numbers in the ENERGY STAR Product Finder. If rebates are important to your decision, check the eligibility requirements for your selected system through our Rebate Center.

By consuming less energy, an energy star air conditioner helps reduce greenhouse gas emissions from power generation, directly contributing to a cleaner, healthier environment.

DELLA Mini Split AC Unboxing Kit

Take 5% Off Your First Della System

Keep your personal comfort. Discover new systems & offers.

Email

Shop

Mini Split Systems
Pool Heat Pump
Central AC
Portable AC
Window AC
Tower Fan
Accessories & Parts

Resources

Manuals & Troubleshoot
Guides & Resources
Mini Split Sizing Calculator
Rebate Center
Tax Credits
Warranty Registration
Find Partner HVAC Installer

Support

Help Center
Shipping Policy
Return & Refund Policy
Warranty Policy
Affirm Payments

Company

About Us
Our Reviews
Wholesale Program
Affiliate Program
Heroes Program
Rewards Program

Follow Us

Facebook
Instagram
YouTube
TikTok

Privacy Policy
Terms & Conditions
Accessibility
Cookie Settings

Copyright © 2026, Della Home. All rights reserved. Additional Legal Copy here. Site Credit

Local savings

Find rebates near you

Enter the ZIP code where this system will be installed. We'll check current local programs for this product.

Installation ZIP code

Your ZIP code is used only to find programs available in your area.