Pioneer 12,000 BTU Diamante Pro High-Wall Series Ductless Mini Split 230V

SKU: pi17050k  |  Model: WYT012GLSI20RL
$858.00 $999.00

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Manufacturer's Warranty

5-Year Limited Warranty

What's In The Box?

  • Pioneer 12,000 BTU Diamante Pro High-Wall Outdoor Unit YN012GLSI20RPF
  • Pioneer 12,000 BTU Diamante Pro High-Wall Indoor Unit WT012GLSI20HLF
  • 16-Foot Line Set
  • Remote Control
  • Remote Control Holder
  • Indoor Unit Mounting Plate
  • Wall Sleeve
  • Hardware
  • Owner’s Manual

Description

The Pioneer 12,000 BTU Diamante Pro High-Wall Series Ductless Mini Split is engineered to bring precise, inverter-driven climate control to individual rooms and zones up to 500 square feet. This 230-volt heat-pump system pairs an indoor air handler with a compact outdoor condenser, delivering efficient heating and cooling without the need for ductwork.

The design integrates advanced compressor technology, multiple operating modes, and straightforward installation practices, making it a practical addition to residential remodels, additions, and light commercial spaces.

Key Features and Benefits of the Pioneer 12,000 BTU Diamante Pro Mini Split

  • High Efficiency: This system operates with a 23 SEER2 efficiency rating, reducing operating costs and meeting strict energy requirements while maintaining consistent comfort.
  • Four Operating Modes: Switch between cooling, heating, dry, and fan-only modes to address year-round temperature and moisture needs with one system.
  • Wide Operating Range: Maintain performance from -4 degrees F up to 122 degrees F, ensuring dependable comfort in extreme climates.
  • Quiet Indoor Sound: The system produces indoor noise levels as low as 28 dB, supporting a distraction-free environment in offices, bedrooms, and studios.
  • Eco-Friendly Refrigerant: The R-454B refrigerant has a much lower global-warming impact compared with legacy refrigerants while meeting current environmental guidelines.
  • ECO and SLEEP Modes: Automatically reduce energy use during low-demand periods to help lower utility expenses without manual adjustments.
  • TURBO Mode: Deliver rapid heating or cooling when occupants first enter a space, shortening pull-down or warm-up times.
  • Dual-Axis Airflow: Motorized horizontal and vertical louvers distribute conditioned air evenly, minimizing hot or cold spots.
  • Washable, Reusable Filters: The washable filters capture airborne dust and are easy to clean, reducing ongoing maintenance costs and filter replacement waste.
  • Line Set Included: This model includes a 16-foot 1/4 x 3/8 Line Set

Note: This mini-split air conditioner must be installed by a qualified professional. 

All-Season Reliability

The Diamante Pro is built to handle diverse climates, making it well-suited for properties that experience wide temperature swings. Its inverter compressor modulates capacity in real time, preventing the short cycling common in fixed-speed systems and safeguarding component lifespan. Combined with the -4 degrees F low-temperature heating threshold and high 122 degrees F cooling ceiling, you gain consistent operation in both winter cold snaps and peak-summer heat waves. The system's versatility reduces the need for supplemental equipment, streamlining project planning and reducing long-term maintenance demands.

Sylvane’s Expert Take

Pioneer’s Diamante Pro mini-split offers a balanced mix of energy efficiency, cold-weather performance, and installer-friendly features. The 23 SEER2 rating and R-454B refrigerant speak directly to modern efficiency and environmental goals, while the broad operating range covers climates from hot to subfreezing. Quiet indoor sound levels and dual-axis airflow enhance occupant comfort without occupying valuable floor space. For contractors and facility managers seeking a reliable, single-zone solution that installs quickly and performs year-round, this system is an easy recommendation.

Specifications

    Key Specifications

    • Energy Efficiency Ratio 2 (EER2)
      11.2
    • Mounting Type
      Wall
    • Number of Speeds
      Variable
    • Seasonal Energy Efficiency Ratio 2 (SEER2)
      23
    • Total Cooling Capacity (BTUs)
      12000
    • Total Heating Capacity (BTUs)
      12000

    General

    • California Residents
      ⚠ WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer and reproductive harm. For more information go to www.p65warnings.ca.gov.
    • Certifications
      AHRI, cETLus
    • Color
      White
    • Compressor Type
      Inverter
    • Heat Mode
      Yes
    • Installation Type
      Professional Installation
    • Line Length Option
      16 ft
    • Maximum Cubic Feet per Minute (CFM) (CFM)
      342.0
    • Maximum Indoor Noise Level (dB)
      55
    • Maximum Operating Temperature - Cooling (degrees F)
      122
    • Maximum Operating Temperature - Heating (degrees F)
      86
    • Minimum Operating Temperature - Cooling (degrees F)
      5
    • Minimum Operating Temperature - Heating (degrees F)
      -4
    • Number of Zones
      1
    • Recommended Coverage Area (sq. ft.)
      500
    • Refrigerant Type
      R-454B
    • Zone Cooling Capacity (BTUs)
      12000
    • Zone Heating Capacity (BTUs)
      12000

    Power

    • Maximum Cooling Amperage (Amps)
      4.8
    • Maximum Cooling Wattage (W)
      1050
    • Maximum Heating Amperage (Amps)
      4.7
    • Maximum Heating Wattage (W)
      1030
    • Voltage (V)
      208-230

    Dimensions

    • Included Line Length (ft.)
      16
    • Indoor Unit Depth (in.)
      8
    • Indoor Unit Height (in.)
      11.5
    • Indoor Unit Weight (lbs.)
      19.8
    • Indoor Unit Width (in.)
      31.88
    • Maximum Line Length (ft.)
      25
    • Outdoor Unit Depth (in.)
      11.5
    • Outdoor Unit Height (in.)
      19.38
    • Outdoor Unit Weight (lbs.)
      55.1
    • Outdoor Unit Width (in.)
      31

    Additional Features

    • Additional Features
      Remote Control, Line Set Included, Applicable for Indoor Growing, Pre-charged Refrigerant

    Warranty

    • Manufacturer's Warranty
      5-Year Limited Warranty

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