The Mitsubishi Electric MSZ-EF Series 4.2kW split system is a premium designer air conditioner built for medium-sized living rooms, bedrooms, home offices, and stylish interiors where appearance and performance matter equally. Finished in glossy black, the EF Series combines sleek European-inspired styling with efficient reverse cycle heating and cooling, making it a standout feature in modern interiors. With 4.2kW cooling and 5.4kW heating capacity, this model is ideal for medium-sized rooms and open-plan areas that need reliable year-round comfort with quiet operation and strong airflow.

Key Features & Benefits

Glossy Black Designer Finish

The slimline indoor unit features a sophisticated glossy black flat-panel design that creates a premium architectural look. The EF Series is also available in white and silver finishes for greater design flexibility.

Optional WiFi Control

WiFi compatibility allows you to control temperature, schedules, and operating modes remotely through your smartphone or tablet. An optional WiFi adapter is required for each unit, with support for voice control through compatible smart home devices.

Nano Platinum Filter

The Nano Platinum deodorising filter helps reduce airborne bacteria and improve indoor air quality. An optional Electro Static Anti-Allergy Enzyme Filter can also assist in reducing common allergens.

Backlit Weekly Timer Controller

The backlit remote includes weekly scheduling, 24-hour timers, On/Off timers, and Mitsubishi Electric’s i-Save mode for quickly recalling preferred temperature settings.

Ultra-Slim Designer Build

The indoor unit measures approximately 895mm wide, 195mm deep, and 299mm high, making it easy to fit neatly into modern interiors without dominating the room.

Quiet Operation

The EF Series is engineered for low-noise performance, with indoor sound levels ranging from approximately 28–43dB depending on fan speed. Smaller EF models can operate as quietly as 21dB in Quiet Mode.

Energy-Efficient R32 Refrigerant

Uses modern R32 refrigerant for improved energy efficiency and significantly lower environmental impact compared to older R410A systems. R32 has around one-third of the global warming potential of R410A refrigerant.

Efficient Heating & Cooling Performance

The system delivers inverter-controlled performance, with cooling ranging from 0.9kW to 4.6kW and heating from 1.3kW to 6.3kW depending on room demand.

Ideal Applications

• Medium living rooms
• Bedrooms with ensuites
• Home offices
• Mid-sized lounges
• Modern apartments and designer homes

Why Choose the Mitsubishi Electric MSZ-EF Series 4.2kW?

The Mitsubishi Electric EF Series 4.2kW in black is a premium lifestyle split system that combines elegant styling, quiet performance, and reliable climate control. It is ideal for homeowners who want a designer air conditioner that enhances both comfort and interior aesthetics while still delivering efficient year-round heating and cooling.