Pioneer Diamante Ultra 9,000 BTU 23.5 SEER2 Ductless Mini-Split Inverter++ Energy-Star Wi-Fi Air Conditioner Heat Pump Full Set 230V with 16 Ft. Kit - WYT009GLFI22RL
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Ultra High Efficiency Diamante Ultra Ductless Mini Split Heat Pump System
- Cooling capacity: 9,000 BTU/H with 23.5 SEER2 / 13 EER2 efficiency
- Heating capacity: 9,500 BTU/H with 9.2 HSPF2 / 3.5 COP efficiency
- Voltage: 208/230V, 60Hz, 1Ph
- High Wall Mounted Air Conditioning & Heating System
- Variable Speed DC Inverter Operation Mode
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Low Ambient Unit (-13°F)
- Wireless Internet Access Included (Via Free Smartphone App)
- AHRI Estimated Annual Operating Costs:
- Cooling: $52.00
- Heating: $201.00
Included
- Indoor Unit
- Outdoor Unit
- Wireless Remote Control (with wall holder and batteries)
- Internet Control Module
- 16 Ft. Copper Lines
- 16 Ft. Electrical Wire
- 10 Ft. Drain for indoor/outdoor
- Wall Passage Sleeve
- Putty for Wall Hole
- Leak Guard Sealer
- Wrapping Tape
- Installation Manual
- User’s Manual
What our Experts Think
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Perfect for small–medium spaces (~100–350 sq ft)
This 9,000 BTU mini‑split full set is sized to deliver efficient cooling and heating in bedrooms, offices, studios, or similar rooms without oversizing the system.
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Ultra‑high energy savings (23.5 SEER2 + Energy‑Star)
Excellent seasonal efficiency helps reduce electricity costs while maintaining strong all‑season performance compared with lower‑SEER models.
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Inverter++ heat pump precision
Variable‑speed DC inverter technology adjusts output to match demand, delivering quieter cycling, smoother temperature control, and faster comfort recovery than fixed‑speed systems.
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All‑season comfort in one system
Functions as a heat pump with heating and cooling modes, plus dry/ventilation options, eliminating the need for separate HVAC units throughout the year.
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Wi‑Fi connectivity and convenient controls
Built‑in wireless internet control via smartphone app, plus a wireless remote for local adjustments, makes managing comfort easy and modern.
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Low ambient performance
Rated to operate even in cold conditions down to about –13 °F, enabling reliable heating performance in cooler climates.
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Complete full‑set package with installation kit
Includes indoor/outdoor units, 16 ft copper lines, electrical wire, drain hose, wall sleeve, leak guard, remote, and manuals—giving installers what they need to complete the job.
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Quiet, balanced airflow
Indoor noise can drop into the low 20 dB range on mute mode, keeping operation unobtrusive for living spaces.
Q&A
Q: What room size is this 9,000 BTU mini split ideal for?
A: Perfect for small to medium rooms (approx. 250–400 sq. ft.), such as bedrooms, offices, or compact living areas.
Q: Is this unit Energy Star certified?
A: Yes, it is Energy Star certified, ensuring high efficiency and lower electricity costs.
Q: Does it provide both cooling and heating?
A: Yes, this inverter++ heat pump delivers year-round cooling and heating for consistent comfort.
Q: How energy-efficient is the 23.5 SEER2 rating?
A: With 23.5 SEER2, it provides excellent energy savings while maintaining steady temperatures.
Q: What voltage does it require?
A: Designed for 208–230V single-phase power.
Q: What is included in the full set?
A: Includes indoor high-wall unit, outdoor condenser, and 16 ft. pre-charged installation kit for convenient setup.
Q: Does it support Wi-Fi or smart control?
A: Yes, built-in Wi-Fi enables remote operation, scheduling, and monitoring via the Pioneer Airlink app.
Q: How quiet is the indoor unit?
A: Operates quietly, typically 30–40 dB, ideal for bedrooms, offices, or living spaces.
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 professional installation required?
A: Yes, professional installation is recommended; the 16 ft. kit covers most standard connections, with extra piping needed for longer runs.
Maintenance Tips
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Clean washable air filters every 2–4 weeks – Maintains optimal airflow and 23.5 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 efficiency and extends system lifespan
Damage 
Loss 
Theft 
