Pioneer Diamante Pro Series 18,000 BTU 19 SEER2 Ductless Mini-Split Air Conditioner Inverter+ Heat Pump Full Set 230V with 16 Ft. Kit - WYT018GLFI19RL

Pioneer Diamante Pro Series 18,000 BTU 19 SEER2 Ductless Mini-Split Air Conditioner Inverter+ Heat Pump Full Set 230V with 16 Ft. Kit - WYT018GLFI19RL

• High Efficiency Diamante Pro Ductless Mini Split Heat Pump System
• Cooling capacity: 18,000 BTU/H with 19 SEER2 / 9.4 EER2 efficiency
• Heating capacity: 19,000 BTU/H with 8.5 HSPF2 / 3.21 COP2 efficiency
• Voltage: 208~230V, 60Hz, 1Ph
• High Wall Mounted Air Conditioning & Heating System
• Variable Speed DC Inverter Operation Mode
• Low Ambient Unit (-13°F)
• AHRI Estimated Annual Operating Costs:
• Cooling: $125.00
• Heating: $402.00

Included

• Indoor Unit
• Outdoor Unit
• Wireless Remote Control (with wall holder and batteries)
• 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

• Perfectly sized for medium comfort (≈350–650 sq ft)
  This 18,000 BTU mini‑split delivers strong cooling and heating for larger rooms, open living spaces, or multi‑purpose areas—balancing capacity without overshooting needs.

• Reliable seasonal efficiency (19 SEER2)
  19 SEER2 and 9.4 EER2 performance helps reduce daily energy use compared with older or non‑inverter systems, making it a practical choice for year‑round indoor comfort.

• Inverter heat pump with low‑ambient capability
  Variable‑speed DC inverter technology adapts output for smooth temperature control and quieter cycling, while the system can operate in temperatures as low as –13 °F for winter heating.

• Complete full set with installation kit
  Includes indoor/outdoor units, remote control, 16 ft copper lines, electrical wire, drain, wall sleeve, and accessories—reducing extra purchase needs and simplifying setup.

• All‑season performance in one unit
  Combines cooling, heating, dry, and ventilation modes, eliminating the need for separate HVAC devices across seasons.

• Quiet operation & practical airflow
  Indoor sound levels (~35–45 dB) support quiet living, while balanced airflow keeps temperatures consistent throughout the room.

• Modern refrigerant & warranty peace of mind
  Uses R410A refrigerant and typically comes with a 5‑year parts and compressor warranty, adding reassurance for long‑term ownership.

• Low annual operating costs
  Estimated annual costs (≈$125 cooling / $402 heating) show practical efficiency that supports lower running expenses over time.

Q&A

Q: What room size is this 18,000 BTU mini split ideal for?
A: Perfect for medium to large rooms (approx. 600–900 sq. ft.), such as living rooms, offices, or open-plan spaces.

Q: Does it provide both cooling and heating?
A: Yes, this inverter+ heat pump delivers efficient year-round cooling and heating.

Q: How energy-efficient is the 19 SEER2 rating?
A: With 19 SEER2, it provides solid energy efficiency while lowering electricity costs.

Q: What is included in the full set?
A: Includes indoor high-wall unit, outdoor condenser, and a 16 ft. pre-charged installation kit for easy setup.

Q: Does it support Wi-Fi or smart control?
A: Wi-Fi support may be available with compatible modules for remote operation and scheduling.

Q: How quiet is the indoor unit?
A: Operates quietly, typically 32–40 dB, ideal for bedrooms, offices, or 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 consistent comfort.

Q: Is professional installation required?
A: Yes, professional installation is recommended; the 16 ft. kit covers standard connections, with additional piping needed for longer runs.

Maintenance Tips

• Clean washable air filters every 2–4 weeks – Maintains optimal airflow and 19 SEER2 efficiency for 600–900 sq ft areas

• Run self-clean function regularly – Prevents mold, bacteria, and odor buildup inside the indoor unit

• Keep indoor & outdoor units free of dust and debris – Ensures consistent airflow and peak heat exchange

• Check and clear condensate drain line – Prevents leaks and water damage

• Maintain 2–3 ft clearance around outdoor unit – Supports efficient cooling/heating performance

• Inspect refrigerant lines annually – Ensures leak-free operation and reliable capacity

• Use ECO, Sleep & Wi-Fi smart modes – Reduces compressor wear and lowers energy consumption

• Schedule yearly professional servicing – Maximizes inverter efficiency and extends system lifespan