Dual zone mini split systems with 110V power offer flexible and energy-efficient climate control solutions for multiple rooms. These ductless units provide independent temperature settings, making them ideal for maximizing comfort and saving energy in residential and small commercial spaces.
Product | BTU Capacity | Voltage | SEER2 Rating | Smart Features |
---|---|---|---|---|
COSTWAY 18k Dual 2 Zone Mini Split | 9000 BTU + 12000 BTU | 208-230V | 22 SEER2 | WiFi Enabled |
DELLA 18K BTU ODU 2 Dual Zone Mini Split | 9000 BTU + 9000 BTU | 208-230V | 19 SEER2 | WiFi, Alexa Compatible |
Hykolity 18000 BTU Dual Zone WiFi Mini Split | 9000 BTU + 9000 BTU | 208-230V | 20 SEER2 | WiFi Enabled |
Pioneer Diamante Series Ductless Mini-Split | 12000 BTU | (Standard) 208-230V | 20 SEER | Inverter Heat Pump |
ROVSUN 20000 BTU Dual Zone WiFi Mini Split | 12000 BTU + 12000 BTU | 208-230V | 20 SEER2 | WiFi Enabled |
Content Navigation
- COSTWAY 18k Dual 2 Zone Mini Split Air Conditioner
- DELLA 18K BTU ODU 2 Dual Zone Mini Split AC with Alexa
- Hykolity 18000 BTU Dual Zone Wifi Enabled Mini Split AC
- Pioneer Diamante Series Ductless Mini-Split Air Conditioner
- ROVSUN 20000 BTU Dual Zone WIFI Mini Split AC
- Buying Guide for Dual Zone Mini Split 110V Systems
COSTWAY 18k Dual 2 Zone Mini Split Air Conditioner

The COSTWAY 18,000 BTU dual zone mini split features two indoor units (9000 BTU and 12000 BTU) with independent temperature control, ideal for cooling and heating multiple rooms simultaneously. Powered by a 208-230V system, it supports climates from -13℉ to 125℉ due to a robust chassis heating function that prevents outdoor unit freezing.
This Energy Star certified unit boasts an impressive 22 SEER2 rating and uses the environmentally friendly R32 refrigerant with low global warming potential (GWP 675). It supports multiple operational modes including auto, cool, heat, dry, fan, and sleep with five adjustable fan speeds. Additional convenience features like auto swing airflow and health modes enhance indoor comfort and air quality.
DELLA 18K BTU ODU 2 Dual Zone Mini Split AC with Alexa

The DELLA 18K BTU dual zone WiFi mini split comes with two indoor handlers each rated at 9000 BTU, providing individual room cooling and heating with AC inverter technology that saves up to 30% on energy costs. It supports low ambient operation to -4℉, making it suitable for cold climates.
This ductless system includes pre-charged components, 16-foot copper piping with installation kits, and features ETL and AHRI certifications. Compatible with Alexa for voice control, it excludes the self-cleaning function despite its control interface displaying it.
Hykolity 18000 BTU Dual Zone Wifi Enabled Mini Split AC

The Hykolity 18,000 BTU dual zone mini split offers efficient heating and cooling via a high-power compressor and built-in heat pump. Its operating range spans 61℉ to 88℉ with dehumidifying and turbo fan options. The twin 9000 BTU indoor units enable separate climate zones for maximum comfort.
Rated at 20 SEER2 and 8.5 HSPF2, the unit is ETL and AHRI certified, ensuring reliability and energy savings. Its smart inverter technology provides up to 30% energy efficiency while features like automatic defrost prolong the system lifespan.
Pioneer Diamante Series Ductless Mini-Split Air Conditioner

The Pioneer Diamante Series offers a highly efficient inverter heat pump mini split system. This single-zone 12000 BTU model delivers 20 SEER and 10 HSPF efficiency ratings for reliable year-round heating and cooling. It is designed for residential or light commercial use with a sleek wall-mounted format.
Diamante series systems operate in low ambient conditions and provide a full set with a 16 ft installation kit. The inverter technology supports energy savings while maintaining stable indoor climate control.
ROVSUN 20000 BTU Dual Zone WIFI Mini Split AC

The ROVSUN 20,000 BTU dual zone mini split includes an outdoor condenser paired with two 12,000 BTU indoor air handlers. Equipped with individual room controllers, it delivers personalized temperature settings and features an inverter heat pump suitable for environments from -13℉ to 131℉.
Its 20 SEER2 rating promises energy savings up to 30%, while advanced functions like auto defrost, iFEEL sensor, self-diagnosis, and silent mode enhance convenience and comfort. The product is ETL and AHRI certified and comes with a 25 ft copper line set.
Buying Guide for Dual Zone Mini Split 110V Systems
When selecting a dual zone mini split air conditioner with 110V or standard 208-230V power, consider the following factors:
- BTU Capacity and Coverage: Match the BTU ratings of the indoor units with your room sizes to ensure efficient heating and cooling. For example, a 9000 to 12000 BTU unit covers around 400-600 sq.ft per zone.
- Voltage Compatibility: Confirm your home’s electrical system supports the intended voltage. While 110V systems exist, many mini splits operate on 208-230V for dual zone setups.
- Energy Efficiency Ratings: Look for SEER2 ratings above 19 for optimal energy savings. Higher SEER2 means better efficiency and lower electricity costs.
- Smart Features: WiFi connectivity and Alexa compatibility add ease of control through apps or voice commands, enhancing user experience.
- Installation Kits and Pipe Lengths: Check what installation accessories are included. Longer copper line sets and drain pipes offer more flexibility in unit placement.
- Climate Suitability: If you live in cold climates, select units rated for low ambient heat pump operation (below 5℉ or similar) to ensure reliable heating.
- Noise Levels and Comfort Modes: Fan speed options, sleep modes, auto swing louvers, and noise ratings affect comfort, especially in bedrooms or quiet spaces.
- Certifications and Refrigerants: Verified ETL, AHRI certifications ensure performance standards. Prefer systems using eco-friendly refrigerants like R32 with low GWP.
Evaluating these criteria will help you choose a dual zone mini split system that balances performance, energy efficiency, and comfort tailored to your home’s needs.