Pioneer Quantum Ultra 9,500 BTU 23 SEER2 230V 8-Way Ceiling Cassette Ductless Mini-Split Air Conditioner Inverter Heat Pump Full Set - CYT009GLSI24RL-10S
- High Efficiency Quantum Ultra Ceiling Cassette Split Heat Pump System
- Cooling capacity: 9,500 BTU/H with 23 SEER2 / 12.5 EER2 efficiency
- Heating capacity: 9,500 BTU/H with 10.5 HSPF2 / 3.8 COP2 efficiency
- Voltage: 208/230V, 60Hz, 1Ph
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Ceiling Cassette Mounted Ductless Air Conditioning & Heating System
- 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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Effective 9,500 BTU capacity for small‑medium spaces
Ideal for ≈300–450 sq ft areas where unobtrusive cooling/heating and high performance are needed—great for offices, living rooms, or bedrooms.
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High season efficiency (23 SEER2)
Above‑average energy performance translates to lower utility costs and strong year‑round comfort compared with lower‑SEER units.
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360° 8‑way airflow for even coverage
Cassette design delivers uniform air distribution throughout the room, reducing hot/cold spots and enhancing occupant comfort.
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Inverter heat pump technology
Variable‑speed DC inverter ensures precise temperature control, quieter cycling, and faster comfort recovery than fixed‑speed systems.
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All‑season versatility
Functions as a cooling & heating heat pump with dry and ventilation modes—eliminating the need for separate systems in many climates.
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Smart control ready
Compatible with optional Wi‑Fi control for smartphone scheduling and remote operation, improving convenience and energy management.
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Quiet, unobtrusive operation
Designed for low‑noise performance, making it suitable for environments where comfort without sound disruption matters.
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Modern refrigerant & eco focus
Uses R454B low‑GWP refrigerant, lowering environmental impact while maintaining strong performance.
Q&A
Q: What room size is this 9,500 BTU ceiling cassette mini split suitable for?
A: Ideal for small to medium rooms (approx. 250–350 sq. ft), such as offices, bedrooms, or small living areas.
Q: Does it provide both cooling and heating?
A: Yes, this inverter heat pump delivers efficient year-round cooling and heating.
Q: What type of unit is this?
A: 8-way ceiling cassette design for uniform airflow distribution in multiple directions, ideal for commercial or open spaces.
Q: How energy-efficient is the 23 SEER2 rating?
A: With 23 SEER2, it ensures high energy efficiency while reducing operating costs.
Q: What is included in the full set?
A: Includes indoor ceiling cassette 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, typically 30–40 dB, suitable for offices, bedrooms, or commercial 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 consistent comfort.
Q: Is this unit suitable for multi-zone setups?
A: Yes, compatible with Pioneer multi-zone outdoor condensers for flexible multi-room installations.
Maintenance Tips
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Clean washable air filters every 2–4 weeks – Maintains optimal airflow and 23 SEER2 efficiency for 250–350 sq ft areas
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Run self-clean function regularly – Prevents mold, bacteria, and odor buildup inside the 8-way ceiling cassette
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Keep indoor & outdoor units dust- and debris-free – Ensures consistent airflow and peak heat exchange
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Check and clear condensate drain line – Prevents leaks and ceiling 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 
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