Daizuki 12K BTU 21 SEER2 230V Mini Split Heat Pump | DXTH12X626A-21

Mini Split Heat Pump 21.0 SEER2 Heating & Cooling R-32 Refrigerant 12,000 BTU/h Daizuki DXTH12X626A-21 — 12,000 BTU Mini Split Heat Pump. A ductless mini split heat pump system rated at 21.0 SEER2 and 8.5 HSPF2. Provides both cooling (12,000 BTU/h) and heating (12,000 BTU/h) from a wall-mounted indoor unit and compact outdoor condenser. Operates on 208-230V power with R-32 refrigerant. Performance at a Glance 12,000 BTU/h Cooling Capacity 12,000 BTU/h Heating Capacity 21.0 SEER2 Cooling Efficiency 11.2 EER2 Energy Efficiency Ratio 8.5 HSPF2 Heating Efficiency 324 CFM Indoor Airflow What's Included in This System Two matched components — indoor and outdoor units 1 Indoor Unit (Wall-Mounted) Wall-mounted indoor evaporator unit. Distributes conditioned air directly into the room. Airflow324 CFM Dimensions31.81" x 12.00" x 8.23" 2 Outdoor Condenser Outdoor unit housing the compressor and condenser coil. Connects to the indoor unit via refrigerant lines. CompressorRotary RefrigerantR-32 Refrigerant Charge21 oz Dimensions30.98" x 11.42" x 19.61" Complete System Specifications Verified specifications for DXTH12X626A-21 Performance Cooling Capacity 12,000 BTU/h Heating Capacity 12,000 BTU/h SEER2 Rating 21.0 EER2 Rating 11.2 HSPF2 Rating 8.5 Indoor Airflow 324 CFM Refrigerant & Compressor Refrigerant R-32 Refrigerant Charge 21 oz Compressor Type Rotary Electrical Voltage 208-230V Conduit 4x16AWG Line Connections Liquid Line 1/4" Dimensions & Weight Indoor Unit (W x D x H) 31.81" x 12.00" x 8.23" Outdoor Unit (W x D x H) 30.98" x 11.42" x 19.61" Equipment Weight 70 lbs Shipping Weight 70 lbs Certifications & Coverage Efficiency Tier High Efficiency Region Approved North, South Documentation Manufacturer spec sheets for this product Mini Split Spec Sheet PDF — Tap to download Frequently Asked Questions What comes in this system? The DXTH12X626A-21 ships as a complete two-piece system: one wall-mounted indoor unit and one outdoor condenser. Refrigerant lines, electrical wiring, and mounting hardware required for installation are typically supplied by your installer based on your specific installation requirements. Does this system heat and cool? Yes. This is a heat pump system providing both cooling (12,000 BTU/h) and heating (12,000 BTU/h). The heat pump moves heat rather than generating it through resistance, making it more energy-efficient than electric strip heating in moderate temperatures. What voltage does this unit require? This system operates on 208-230V. The conduit specification is 4x16AWG. A licensed electrician should handle the electrical connection to ensure code compliance. What is R-32 refrigerant? R-32 is a lower-GWP (Global Warming Potential) refrigerant replacing R-410A in many residential HVAC applications. It offers improved thermodynamic properties and is part of the industry transition away from higher-GWP refrigerants under EPA and AIM Act regulations. What size room can this system handle? A 12,000 BTU system is generally suited for rooms in the 350–550 sq. ft. range, though actual sizing depends on climate, insulation, ceiling height, window area, and sun exposure. A professional load calculation is the best way to confirm the right size for your space. Is professional installation required? Yes. Mini split heat pump systems require a licensed HVAC technician to handle refrigerant connections, electrical wiring, vacuum and charge procedures, and mounting. Proper installation ensures system performance and warranty coverage.