Pioneer Diamante Pro™ 12,000 BTU 23 SEER2 230V High-Wall Ductless Mini-Split Air Conditioner Inverter Heat Pump with 16 Ft. Kit - WYT012GLSI20RL
- High Efficiency Diamante Pro™ Ductless Mini Split Heat Pump System
- Cooling capacity: 12,000 BTU/H with 23 SEER2 / 11.2 EER2 efficiency
- Heating capacity: 12,000 BTU/H with 9.5 HSPF2 / 3.41 COP2 efficiency
- Voltage: 208/230V, 60Hz, 1Ph
- High Wall-Mounted Ductless Air Conditioning & Heating System
- Variable-Speed DC Inverter Driven Performance
- Factory-Precharged with Environmentally Friendly R454b Refrigerant
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Low Ambient Range Operation (As low as -4°F in Heating / As high as 122°F in Cooling)
Features
- Heat Pump with Cooling, Heating, Dry, and Ventilation Modes
- Dual-Drainage Ports
- Washable, Reusable Air Filters
- Dual-Axis Airflow (Motorized Up-Down and Left-Right Louvers)
- Functional Remote with:
- ECO and SLEEP Modes, for Energy-Conservation
- Timer On/Off Control
- TURBO, for Times of High-Demand
- Self-Clean Cycle
- MEMORY, to Recall Favorite Settings
- IFEEL, to Detect and Adjust to Local Temperature
Technical Information & Performance
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System Kit
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Power Supply: 208~230V, 60Hz, 1Ph
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Cooling Rated Capacity: 12,000 BTU/h
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Cooling Capacity Range: 3,400 ~ 13,000 BTU/h
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Cooling SEER2: 23.0 BTU/W.h
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Cooling EER2: 11.2 BTU/W.h
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Heating Rated Capacity: 12,000 BTU/h
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Heating Capacity Range: 3,400 ~ 13,900 BTU/h
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Heating HSPF2 (Region IV): 9.5 / 8.2 BTU/W.h
- Heating C.O.P.2 (47°F/5°F): 3.41 / 1.8 W/W
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Refrigerant Type: R454b
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Recommended Room Size: 200~500 sq ft
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Minimum Room Size: 34 sq ft
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Minimum Installation Height: 6 ft
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Piping Diameter: 1/4 x 3/8"
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AHRI Reference: 217048743
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Indoor Unit
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Part Number: WT012GLSI20HLF
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Air Flow (Turbo/Hi/Med/Lo/Mute): 342 / 270 / 235 / 200 / 152 CFM
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Sound Level (Turbo/Hi/Med/Lo/Mute): 45 / 42 / 35 / 30 / 28 dB(A)
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Product Dimensions (WDH): 31"-7/8 x 8" x 11"-1/2 Inches
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Carton Dimensions (WDH): 34"-7/8 x 10"-3/4 x 14"-3/8 Inches
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Net / Gross Weight: 19.8 / 26.5 lbs.
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Outdoor Unit
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Part Number: YN012GLSI20RPF
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Breaker Needed: 15A (double-pole)
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Sound Level: 55 dB(A)
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Net Dimensions (WDH): 31" x 11"-1/2 x 19"-3/8 Inches
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Carton Dimensions (WDH): 33" x 13"-3/8 x 22"-3/4 Inches
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Net / Gross Weight: 55.1 / 66.1 lbs
Dimension Chart
What Our Experts Think
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Strong 18,000 BTU capacity ideal for medium to large rooms.
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Exceptional 21 SEER2 rating ensures top energy efficiency.
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Inverter heat pump technology provides reliable cooling and heating.
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Sleek high-wall design complements modern interiors.
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Complete 230V system includes indoor/outdoor units plus 16 ft. installation kit.
Q&A
Q: What size room is this unit best for?
A: Perfect for medium to large spaces such as living rooms or offices.
Q: Is it energy-efficient?
A: Yes, with a 21 SEER2 rating, it delivers maximum performance with reduced energy costs.
Q: Does it both cool and heat?
A: Yes, it functions as an inverter mini-split air conditioner and heat pump.
Q: Is the installation kit included?
A: Yes, it comes with a 16 ft. line set and necessary accessories.
Maintenance Tips
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Clean or replace air filters every 1–2 months.
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Wipe the high-wall unit regularly to avoid dust buildup.
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Keep the outdoor condenser clear of leaves and debris.
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Schedule yearly professional servicing for refrigerant and system checks.
