Della Optima Series 23000 BTU Mini Split Review (2026): A Spec-Based Look
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This della optima series 23000 btu mini split review covers the Della CloudAir unit. It offers 23 SEER2 efficiency and 23,000 BTU cooling capacity. The system targets spaces up to 1500 square feet. You get a 230V connection and smart control via the Della+ app or Alexa. The unit also includes a 16.4ft pre-flared copper line set in the box. This spec-based look helps you decide if the technical details match your home’s needs. We focus only on the published specifications provided by the manufacturer.
What stands out
- 23 SEER2 efficiency rating for reduced energy consumption
- 34dB noise level in Mute Mode for quiet operation
- Heating capability down to -13°F for cold climates
- Includes 16.4ft pre-flared copper line set for easier installation
- Smart control via Alexa and the Della+ app
Who it fits
Good fit for
This mini split suits homeowners with rooms up to 1500 square feet who need strong cooling and heating. The 23 SEER2 rating appeals to those prioritizing energy efficiency. You will appreciate the 34dB mute mode if you work from home or sleep in the same room. The included 16.4ft line set simplifies installation for standard setups. The -13°F heating capability makes it viable for colder climates where reliable warmth is essential during winter months.
Who should skip it
You should look elsewhere if you only have 115V outlets available, as this model requires 230V. The 23,000 BTU output is too powerful for small bedrooms or offices under 1000 square feet. If you need a 115V plug-in unit, consider the 9,000 or 12,000 BTU variations in the same series. The unit also requires a 25A fuse for proper operation. Buyers seeking a completely plug-and-play solution without electrical work may find the installation requirements complex.
Verdict: The Della Optima 23K BTU unit delivers high efficiency and smart features for medium-to-large rooms. It suits users who want quiet operation and precise temperature control.
Key specs explained for Della
23000 BTU Cooling Capacity
This value indicates the unit's cooling power. It is designed for larger rooms or open-concept areas. You can use it for spaces up to 1500 square feet. Higher BTU numbers mean more air is moved. This spec helps you match the unit to your room size. Choose this capacity for large living areas or offices.
23 SEER2 Efficiency Rating
SEER2 measures seasonal energy efficiency. A higher number means lower energy use. This rating helps you estimate electricity costs over time. Units with high SEER2 values are more eco-friendly. You save money on bills compared to less efficient models. This spec is crucial for long-term operating cost comparisons.
230V Voltage
This specifies the electrical requirement for installation. You need a dedicated 230V circuit. This is standard for larger mini splits. It ensures stable power delivery for the compressor. You must verify your home wiring supports this voltage. It differs from 115V units that use standard outlets. Proper voltage prevents tripping breakers during peak load.
Alexa or the Della+ app
This describes the smart control method. You can manage settings remotely via Wi-Fi. Integration with Alexa allows voice commands. The app lets you schedule operations and adjust temps. This feature adds convenience for daily use. You can pre-cool your space before arriving home. It is essential for tech-savvy buyers seeking automation.
Design and build overview
The Della Optima unit measures 43.2 inches wide, 13.1 inches high, and 8.75 inches deep. It weighs 30.9 pounds. The finish is white. This size fits standard wall mounts in most rooms. The slim profile keeps the unit from dominating the space. You can place it in bedrooms or offices without blocking much sightlines.
According to the listing, the indoor unit features a CloudAir design. This layout directs airflow softly rather than blasting it directly at you. The indirect flow helps maintain comfort during long periods of use. You will not feel harsh drafts while sleeping or working. The system distributes air evenly throughout the area.
The outdoor component is part of a complete installation kit. It includes a 16.4-foot pre-flared copper line set. You get a 1/4-inch and 5/8-inch connection along with a drain hose. This setup simplifies the mounting process. You do not need to buy extra hardware separately. The unit is pre-charged, though you must still vacuum the lines. The design prioritizes ease of setup and clean aesthetics.
Setup and everyday use guide
Installation requires a dedicated 25A fuse and 230V power. The unit comes pre-charged but still needs vacuuming before operation. You get an all-inclusive kit with a 16.4ft pre-flared copper line set. This includes 1/4" and 5/8" fittings and a drain hose. Having these parts included saves you a trip to the hardware store. The setup is straightforward if you follow the electrical requirements.
For daily use, you control the climate via the Della+ app or Alexa. This allows you to schedule operations or pre-warm your space. The "I Feel" sensor in the remote tracks temperature where you are standing. This provides precise control based on your actual location rather than just the indoor unit.
The system features Soft Airflow technology. This directs air indirectly to prevent harsh drafts. It distributes cooling evenly, which is useful for sleeping or working. You can run the unit in Mute Mode for whisper-quiet operation at 34dB. This low noise level makes it suitable for nurseries or light sleepers.
Heating performance relies on Gold Fin technology. This allows the heat pump to operate efficiently down to -13°F. You get reliable year-round comfort even in extreme cold. The Wi-Fi connectivity ensures you can adjust settings remotely. You do not need to be in the room to change the temperature.
Before you buy this unit
You should verify your electrical panel can handle a dedicated 25A fuse and 230V circuit. The unit requires professional vacuuming before operation, despite being pre-charged. Ensure your Wi-Fi network supports the Della+ app for smart features. Alexa compatibility is listed, but check your specific devices. The soft airflow design suits nurseries or bedrooms, but you may need additional units for larger open spaces. This model targets up to 1500 square feet. If your space exceeds this, consider the 18,000 BTU variant or multiple units. The gold fin technology helps in cold climates down to -13°F. Regular filter cleaning is necessary for efficiency. Compare this 23 SEER2 model against other options in our 1 product guide. Check if the included 16.4ft line set reaches your outdoor unit. You might need longer lines if your layout is complex. The white finish blends with most walls. Ensure the 43.2-inch width fits your chosen wall space. This unit is one of eight variations available.
Check before you buy
- Verify 230V power and 25A fuse availability
- Check Wi-Fi compatibility for Della+ app control
- Confirm space is under 1500 square feet
- Ensure line set length reaches outdoor unit
The product at a glance
DELLA Optima 23K BTU Soft Airflow
Best for: large rooms needing quiet, efficient cooling
- Cooling Capacity
- 23,000 BTU
- Efficiency Rating
- 23 SEER2
- Voltage
- 230V
- Coverage Area
- Up to 1500 sq.ft
- Heat Pump
- Heat Pump
- Smart Connectivity
- WiFi, Alexa, Della+ app
View on Amazon: DELLA Optima 23K BTU Soft Airflow Affiliate link
This 23,000 BTU heat pump covers up to 1,500 square feet with 23 SEER2 efficiency. It operates at 34dB in mute mode and includes smart control via the Della+ app or Alexa. The unit features soft airflow to prevent direct drafts and maintains heating performance down to -13°F. It is designed for year-round comfort in large rooms or open living spaces.
Pros
- 23 SEER2 cooling efficiency rating
- 34dB whisper-quiet operation in mute mode
- Heating capability down to -13°F
- Soft indirect airflow design
- Smart control via Alexa and Della+ app
Cons
- Requires a 25A electrical fuse for installation
- Indoor unit width is 43.2 inches
- No mention of built-in Wi-Fi without the app
Good fit if
- You need cooling for a space up to 1,500 square feet
- You want quiet operation for sleeping or working
- You require heating in cold climates down to -13°F
Skip if
- You only have a 115V electrical outlet available
- You need a unit smaller than 23,000 BTU
- You prefer a more compact indoor wall unit
Verdict: Della Optima 23k BTU 23 SEER2 delivers high efficiency and quiet cooling for large rooms, but you must ensure you have the required 25A fuse and 230V power before buying.
Specifications side by side
| Spec | DELLA Optima 23K BTU Soft Airflow |
|---|---|
| Cooling Capacity | 23,000 BTU |
| Efficiency Rating | 23 SEER2 |
| Voltage | 230V |
| Coverage Area | Up to 1500 sq.ft |
| Heat Pump | Heat Pump |
| Smart Connectivity | WiFi, Alexa, Della+ app |
| Smart Control | Wi-Fi, Alexa |
| Dimensions | 8.75 × 43.2 × 13.1 inches |
| Weight | 30.9 pounds |
| Size | CloudAir - 23,000 BTU - 230V - 23 SEER2 |
| Color | White |
| Model | TPX-23K2V-23S-I+O |
Frequently asked questions
What is the actual size of the Della Optima 23K indoor unit?
The indoor unit measures 43.2 inches in width, 13.1 inches in height, and 8.75 inches in depth. It weighs 30.9 pounds. This slim profile allows it to fit standard wall mounts without dominating the room. The white finish blends into most decor styles. You should check your wall space against these dimensions before installation.
Does this mini split support smart home integration?
Yes, the unit supports Wi-Fi connectivity and works with Alexa. You can control it via the Della+ app on your smartphone. This allows you to adjust settings remotely. The smart features are built into the system, so you do not need extra hubs. Ensure your Wi-Fi network is stable for reliable app performance.
How efficient is the Della Optima 23,000 BTU model?
It features a 23 SEER2 efficiency rating. This high rating indicates strong energy performance for a 23,000 BTU unit. Higher SEER2 values generally mean lower operating costs over time. This efficiency makes it suitable for large rooms that require consistent cooling. It balances power with energy conservation for everyday use.
What power requirements does this system need?
The unit requires a 230V electrical connection. You must have a dedicated 25A fuse available for installation. These specifications are strict requirements for safe operation. Do not attempt to use standard 110V outlets. Verify your electrical panel can support this voltage and amperage before purchasing the system.
Is the copper line set included in the package?
Yes, the package includes a 16.4ft pre-flared copper line set. It comes with 1/4" and 5/8" fittings. A drain hose is also included in the kit. This all-inclusive approach simplifies the initial setup process. You still need professional vacuuming before operation, despite the pre-charged refrigerant.
What type of airflow does the CloudAir design provide?
The unit is marketed as having Soft Airflow capabilities. This design aims to reduce direct, harsh blowing air. It targets larger rooms up to 1500 square feet. The 23,000 BTU capacity ensures adequate cooling for these spaces. The airflow pattern is engineered for comfort rather than just raw power.