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The Verdict
The DELLA Vario Series 12000 BTU Mini Split is a high-efficiency climate solution for spaces up to 550 square feet, offering a premium feature set at a budget-friendly price point.
The Value
Its 20.5 SEER2 rating ensures significant energy savings, while the DC Inverter technology provides consistent cooling and heating even in temperatures as low as -4°F. The "I Feel" mode is a standout feature, using the remote control as a localized thermostat to eliminate hot spots. Operating at just 28 dBa, the indoor unit is whisper-quiet, making it ideal for bedrooms. The inclusion of Alexa and Wi-Fi compatibility provides modern smart-home control that is often an expensive add-on with other brands.
The Trade-offs
The primary hurdle is that this is not a DIY-friendly "Quick-Connect" system. It mandates professional installation, specifically requiring a vacuum pump to clear the line sets before releasing the refrigerant. Additionally, the included 78.7" drain pipe may be too short for certain high-wall installations, potentially requiring a minor hardware store run for an extension.
The Bottom Line
While you trade away the "plug-and-play" convenience of more expensive DIY brands, the DELLA Vario compensates with superior energy efficiency and advanced smart features that typically command a much higher premium. For those coordinating a professional install, the drastic reduction in noise and electricity costs makes this unit an unbeatable value for the price.
The Value
Its 20.5 SEER2 rating ensures significant energy savings, while the DC Inverter technology provides consistent cooling and heating even in temperatures as low as -4°F. The "I Feel" mode is a standout feature, using the remote control as a localized thermostat to eliminate hot spots. Operating at just 28 dBa, the indoor unit is whisper-quiet, making it ideal for bedrooms. The inclusion of Alexa and Wi-Fi compatibility provides modern smart-home control that is often an expensive add-on with other brands.
The Trade-offs
The primary hurdle is that this is not a DIY-friendly "Quick-Connect" system. It mandates professional installation, specifically requiring a vacuum pump to clear the line sets before releasing the refrigerant. Additionally, the included 78.7" drain pipe may be too short for certain high-wall installations, potentially requiring a minor hardware store run for an extension.
The Bottom Line
While you trade away the "plug-and-play" convenience of more expensive DIY brands, the DELLA Vario compensates with superior energy efficiency and advanced smart features that typically command a much higher premium. For those coordinating a professional install, the drastic reduction in noise and electricity costs makes this unit an unbeatable value for the price.
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About this product
- [ENERGY EFFICIENT COOLING] This 12000 BTU/h, 20.5 SEER2, 110-120V, ETL Listed, AHRI Certified pre-charged air conditioner unit features a ductless mini split inverter plus system with a heat pump (up to -4℉/-20℃) and DC Inverter technology provides up to 30% power savings.
- [STRONG SYSTEM] This air conditioner is designed with several smart functions that make it easy to use: 4D air flow(up-down left-right), I feel mode, 24 hour timer, sleep mode, eco energy saving mode, multiple fan speeds, turbo function, heating, cooling and dry modes for dehumidifying. Maximum Fuse Size is 25A.
- [AMPLE COVERAGE] This unit provides cooling and heating for up to 550 Sq. Ft and able to work in environments as low as -4 degrees Fahrenheit. Full installation kit included (Standard size 1/4" & 3/8" outer dimension copper pipes). The length for drain pipe is 78.7".
- [SMART SENSOR & INSTALLATION] The unit will sense room temperature at the remote control, instead of at the indoor unit during cooling mode. It then adjusts airflow and temperature accordingly, resulting in the ultimate in personal comfort control and energy savings.Line-set vacuuming is required during installation. Any alteration of line-set length requires adjusting freon levels.This system mandates professional installation - it's not a DIY mini split AC.
- [QUIET OPERATION] This air conditioner is ultra silent at only 28 dBa. The unit provides equal airflow in every part of your room and can adjust to 60-90 degrees Fahrenheit to suit your comforts in just a few minutes.
Specifications
- Brand
- Della
- Model
- TL-12K1VB-21S-I+O
- BTU
- 12000 BTU
- Zones
- 1 Zone
- SEER2 Rating
- 21 SEER2
- Voltage
- 110V - 120V
- Features
- WiFi Enabled / Smart Control, Dehumidifier Mode, Follow Me / Remote Thermostat, Quiet/Sleep Mode, Self-Cleaning Function
- Installation
- Professional Installation
- Heating
- Low-Temperature Heating (Hyper Heat)
- Brand
- Della
- Voice Assistant
- Alexa
- Certifications
- Energy Star, AHRI Certified
- Unit Type
- Wall Mounted
- Line Set Length
- 16 ft
- Width
- 31.94 inches
- Height
- 11.5 inches
- Depth
- 8 inches
- Weight
- 61 pounds
- Colour
- White
- Part number
- 048-TL-12K1V-19S-I+O
- Manufacturer
- DELLA
- GTIN
- 00192928041385



