Pioneer Quantum Ultra 9,000 BTU 23 SEER2 230V High-Wall Ductless Energy-Star Mini-Split Air Conditioner Inverter Heat Pump Full Set - WYT009GLSI24RL-10S
- Ultra High Efficiency Quantum Ultra Ductless Mini Split Heat Pump System
- Cooling capacity: 9,000 BTU/H with 23 SEER2 / 13 EER2 efficiency
- Heating capacity: 10,000 BTU/H with 9.5 HSPF2 / 3.81 COP2 efficiency
- Voltage: 208/230V, 60Hz, 1Ph
- High Wall-Mounted Ductless Air Conditioning & Heating System
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Wi-Fi Enabled and Controllable By Smartphone via the Free Pioneer Airlink App
- Variable-Speed DC Inverter Driven Performance
- Factory-Precharged with Environmentally Friendly R454b Refrigerant
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Ultra Low Ambient Range Operation (As low as -13°F in Heating / As high as 131°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
What our Experts Think
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Perfect size for small rooms (≈250–400 sq ft)
With 9,000 BTU, this unit efficiently cools and heats compact spaces like bedrooms, offices, and guest rooms—without overshooting capacity.
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Top‑tier energy performance (23 SEER2)
Excellent seasonal efficiency helps reduce electricity costs and makes this model a strong Energy‑Star‑rated choice for eco‑minded homeowners.
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Inverter heat pump for precise comfort
DC inverter technology delivers smooth temperature control, quieter cycling, and faster comfort recovery than fixed‑speed systems.
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All‑season performance in one package
Provides efficient cooling, heating, dry, and ventilation modes, eliminating the need for separate heating or cooling equipment.
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Smart control ready
Built‑in Wi‑Fi (with app support via optional kit) lets you adjust settings, schedules, and modes remotely for modern convenience and better energy management.
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Quiet, unobtrusive operation
Low operating noise keeps your living environment calm and comfortable—ideal for bedrooms and shared spaces.
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Eco‑friendly design with R454B refrigerant
Uses modern low‑GWP refrigerant to improve environmental performance without sacrificing comfort.
Q&A
Q: What room size is this 9,000 BTU mini split ideal for?
A: Perfect for small to medium rooms (approx. 300–400 sq. ft), such as bedrooms, offices, or small living areas.
Q: Is this unit Energy Star certified?
A: Yes, it is Energy Star certified, ensuring high energy efficiency and lower operating costs.
Q: Does it provide both cooling and heating?
A: Yes, this inverter heat pump delivers year-round cooling and heating.
Q: How energy-efficient is the 23 SEER2 rating?
A: With 23 SEER2, it provides excellent energy savings while maintaining consistent comfort.
Q: What comes included in the full set?
A: Includes indoor high-wall unit, outdoor condenser, and pre-charged installation kit for easy setup.
Q: Does it support Wi-Fi or smart control?
A: Yes, compatible with Wi-Fi modules for remote operation, scheduling, and monitoring via smartphone.
Q: How quiet is the indoor unit?
A: Operates quietly between 30–40 dB, suitable for bedrooms, offices, and living spaces.
Q: What voltage does it require?
A: Designed for 208–230V single-phase power.
Q: What comfort and usability features are included?
A: Turbo mode, ECO mode, sleep mode, self-cleaning, auto restart, timer, and multi-directional airflow for optimal comfort.
Q: Is it suitable for extreme weather conditions?
A: Yes, engineered for efficient operation in both hot summers and cold winters.
Maintenance Tips
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Clean washable air filters every 2–4 weeks – Maintains optimal airflow and 23 SEER2 Energy Star efficiency for 250–350 sq ft areas
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Run self-clean function regularly – Prevents mold, bacteria, and odor buildup inside the indoor unit
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Keep indoor & outdoor units free of dust and debris – Ensures consistent airflow and peak heat exchange
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Check and clear condensate drain line – Prevents leaks and water damage
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Maintain 2–3 ft clearance around outdoor unit – Supports efficient cooling/heating performance
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Inspect refrigerant lines annually – Ensures leak-free operation and reliable capacity
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Use ECO, Sleep & Wi-Fi smart modes – Reduces compressor wear and lowers energy consumption
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Schedule yearly professional servicing – Maximizes inverter performance and extends system lifespan
Damage 
Loss 
Theft 
