• Mitsubishi 4.2Kw Reverse Cycle Split Air Conditioner White MEF42WKD2KIT

    $2,142
    $556 (21%) off RRP of $2,698
    $556 (21%) off RRP of $2,698

    Mitsubishi 4.2Kw Reverse Cycle Split Air Conditioner White MEF42WKD2KIT

    $2,142
    $556 (21%) off RRP of $2,698
    $556 (21%) off RRP of $2,698
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    Colour: White
    • Overview
    • Specifications & manuals
    • Legendary service
    • Delivery, services & returns
    • Questions & answers

    Overview

    The Mitsubishi Electric MSZ-EF Series wall mounted air conditioner brings together premium comfort, refined styling, and practical everyday control for modern living spaces. Designed for homes, offices, and interiors where appearance matters as much as performance, this slim-line split system range is available in three contemporary finishes: Natural White, Matte Silver, and Glossy Black. Its clean, streamlined form blends easily into a wide variety of room styles while delivering dependable heating and cooling across a 2.5 to 5.0 kW capacity range.

    Built with user comfort in mind, the MSZ-EF Series features a quiet operation mode, with selected models operating as low as 21 dB, helping maintain a peaceful indoor environment for bedrooms, living areas, and study spaces. Built-in Wi-Fi Control adds convenience by allowing the system to be operated remotely through a smartphone, tablet, or online account, making it easier to manage comfort throughout the day.

    Air quality is another standout benefit. The Nano Platinum Deodorising Filter helps reduce airborne bacteria and improve indoor freshness, while an optional Electro Static Anti-Allergy Enzyme Filter supports the reduction of common allergens. For those seeking enhanced purification, the optional Plasma Quad Connect filter targets pollutants including bacteria, mould, dust, PM2.5, allergens, and influenza virus.

    Day-to-day operation is simple thanks to the backlit controller, built-in weekly timer, 24-hour timer functions, and i-Save mode for quick recall of a preferred temperature setting. Using R32 refrigerant, the series also supports improved energy efficiency with lower environmental impact compared to older refrigerant types. With award-winning design and well-rounded functionality, the MSZ-EF Series is a stylish and capable solution for year-round indoor comfort.
    R-32 Refrigerant

    R-32 refrigerant delivers improved energy efficiency while significantly reducing environmental impact, with a global warming potential around one third that of R410A. As a next-generation solution, it supports more sustainable cooling performance without compromising effectiveness or reliability.

    Nano Platinum Filter

    The Nano Platinum Deodorising Filter helps improve indoor air quality by reducing airborne bacteria and odours during operation. An optional Electro Static Anti-Allergy Enzyme Filter further assists in minimising common allergens, supporting a cleaner and more comfortable living environment.

    Built-In Wi-Fi Control

    Built-In Wi-Fi Control provides seamless remote access via a smartphone, tablet, or online account. Users can easily adjust temperature settings, monitor performance, and manage comfort from virtually anywhere, offering greater convenience, flexibility, and control whether at home or on the go.

    Flexible Timer Convenience

    A built-in weekly timer and backlit controller make everyday operation straightforward. Users can schedule temperature settings and On or Off times across the week, while i-Save mode quickly recalls a preferred preset temperature.

    Specifications & manuals

    key Specifications
    Brand
    Mitsubishi
    Model Number
    MEF42WKD2KIT
    Height (mm)
    299 mm
    Width (mm)
    885 mm
    Depth (mm)
    195 mm
    Weight (kg)
    11.5 kg
    Finish Colour
    White
    Finish Colour Description
    White Cabinet Finish
    Outdoor Unit - H x W x D
    550 x 800 x 285
    DRED Enabled
    Reverse Cycle
    Heating Capacity
    5.4 kW
    Cooling Capacity
    4.2 kW
    Inverter
    Accessories included

    1 x Inside Fan System
    1 x Outside Compressor
    1 x Remote Control

    Notes

    Connection: These units must be installed by a Qualified Air Conditioning technician who can provide the electrical wiring and gas connections.

    warranty
    Manufacturer Warranty
    5 Years
    Use
    Not intended or designed for commercial use.
    additional Dimensions
    Package Dimensions (H x W x D)
    270 x 980 x 360
    Package Weight (kg)
    12.7
    Outdoor Unit Package Dimensions (HxWxD)
    630 x 940 x 380
    Outdoor Unit Package (Weight)
    38
    functions
    No. of fan speeds
    5
    Other Functions
    5 x Speeds plus Auto
    Anti Allergy
    energy Efficiency
    Energy Star Rating - Cooling Average
    2.5
    Energy Star Rating - Heating Average
    3.5
    other Features
    Timer
    Features
    • Modern slim-line design: Clean lines and a streamlined profile create a stylish wall-mounted solution for contemporary interiors.
    • Three colour options: Available in Natural White, Matte Silver, and Glossy Black to better suit different room decors.
    • Versatile capacity range: Offers models from 2.5 to 5.0 kW, making the series suitable for a variety of room sizes.
    • Quiet operation: Selected models deliver sound levels as low as 21 dB in Quiet Mode for greater day and night comfort.
    • Built-in Wi-Fi: Remote access provides convenient control from a smartphone, tablet, or online account.
    • Nano Platinum filtration: Helps reduce airborne bacteria while improving indoor air freshness and overall air quality.
    • Optional advanced purification: Plasma Quad Connect can assist with reducing pollutants such as dust, mould, allergens, and PM2.5.
    • Weekly scheduling: Built-in timer functions allow simple management of temperatures and operating times throughout the week.
    • Easy-to-use controller: The backlit remote includes multiple operating modes, timer functions, and i-Save temperature recall.
    • R32 refrigerant: Supports improved efficiency and lower environmental impact compared with older refrigerant alternatives.
    • Mode Controls:
      Cooling Mode:  Ideal for warmer conditions, with the inverter adjusting output to maintain consistent cooling efficiently.
      Heating Mode: Provides warmth during colder weather by reversing the system operation.
      Fan Mode: Circulates air without heating or cooling. Useful for improving airflow and maintaining ventilation within the room.
      Dry Mode (Dehumidification): Reduces excess humidity in the air while providing light cooling. Helps create a more comfortable indoor environment in humid conditions.
      Auto Mode: Automatically selects between heating and cooling based on the current room temperature and your set preference.
      Quiet Mode: Reduces operating noise to very low levels (as low as ~21 dB on smaller models), making it ideal for bedrooms or nighttime use.
      i-Save Mode: A programmable shortcut that recalls a preset temperature setting, allowing quick switching to an energy-saving or preferred comfort level.
    electrical Connection
    Type of connection
    Hardwired
    Connected load
    4.2 kW
    country of Origin
    Origin
    Thailand
    noise Level
    Indoor Sound Level
    28-48
    Outdoor Sound Level
    51 dB

    Legendary service

    The Appliances Online Net Promoter Score (NPS) is based on feedback from 89,897 people, collected between August 2024 to August 2025. Learn more about the Net Promoter Score (NPS).
    Appliances Online are fantastic
    Kellie, Ruse, NSW
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    Robert, Northbridge, NSW
    So polite and efficient
    Jennifer, Frankston South, VIC

    Delivery, services & returns

    Appliances Online is all about legendary service. We offer free next business day delivery, free connection, free removal and free recycling, and we even offer Saturday delivery and, in some locations, a Premium Delivery option that allows you to choose your own 2-hour delivery window.

    Questions & answers

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