Pioneer® Diamante Pro™ 12,000 BTU 20 SEER2 115V High-Wall Mini Split Air Conditioner Inverter Heat Pump with 16 Ft. Kit

The premium version Diamante Pro™ High-Wall Series Ductless Mini Split Heat Pump System offers superior performance and refined comfort for small to medium spaces. Delivering 12,000 BTU cooling and heating capacity with 20 SEER2 efficiency, this system combines advanced DC inverter technology with eco-friendly R454b refrigerant for precise, energy-conscious operation. Designed to function reliably in extreme conditions down to -4°F, it features dual-axis airflow, multiple operating modes, and a complete installation package for a polished, high-impact climate solution.

• Diamante Pro™ Indoor Unit: High wall-mounted air handler delivering 12,000 BTU cooling and heating with dual-axis motorized louvers, washable reusable filters, dual drainage ports, and Cooling, Heating, Dry, and Ventilation modes.
• Outdoor Condenser Unit: Variable-speed DC inverter heat pump rated for 20 SEER2 and 9.5 HSPF2 efficiency, engineered to operate down to -4°F in heating and up to 122°F in cooling.
• Wireless Remote Control: Multi-function handheld controller with ECO, SLEEP, TURBO, Timer On/Off, Self-Clean, MEMORY, and IFEEL functions for precise comfort customization.
• 16 Ft. Copper Line Set: Insulated copper refrigerant lines supporting factory-precharged R454b operation for secure and efficient system performance.
• 16 Ft. Electrical Wire: Communication and power cable compatible with 110/120V, 60Hz, single-phase electrical systems.
• 10 Ft. Drain Line: Flexible condensate drainage solution suitable for indoor and outdoor installation.
• Installation Accessories: Includes wall passage sleeve, wall hole putty, leak guard sealer, and wrapping tape for a clean, sealed installation.
• Documentation and Mounting Components: Complete package with installation manual, user’s manual, remote wall holder, and remote batteries for convenient setup and immediate use.

Free Curbside Delivery
All orders include free curbside delivery via FedEx Ground, FedEx Freight, or the most trusted carrier available. Please note that delivery is to the curbside only - be sure to arrange for assistance if needed, as the carrier will not bring items inside your home.

Tracking & Delivery Scheduling
In most cases, you will receive tracking details 3-5 business days after you place your order. When the tracking number is sent, please allow 1-2 business days for the tracking number to populate details.

See our full Shipping Policy here.

Returns must be requested within 30 days of your delivery date. We are unable to process returns submitted after this period. Products must be unused, uninstalled, and in their original packaging, including the box and pallet, to qualify for a return.

Please note, a minimum 15% restocking fee and return shipping fee will be applied to all approved returns.

See our full Return Policy here.