Shop Efficient System 4 Aircons

Discover unbeatable deals and prices on our exclusive collection of inverter System 4 Aircon units, designed to provide efficient and powerful cooling in Singapore. Whether you have a large living space or multiple HDB rooms, our inverter System 4 Aircon units offer exceptional performance while maximising energy savings.

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  1. SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/2XAJ012DBAPKFSP/1XAJ018DB/1XAJ024DB
    SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/2XAJ012DBAPKFSP/1XAJ018DB/1XAJ024DB

    AJ070DCJ4KFSP/2XAJ012DBAPKFSP/1XAJ018DB/1XAJ024DB

    2X12000, 1X18000 & 1X24000 BTU

    Product Description

    The Samsung System 4 Aircon combines Wi Fi control and energy efficiency, making it ideal for home and office environments. Experience optimal cooling with smart technology. With WindFree Cooling, it disperses air gently and evenly through 23,000 micro air holes, ensuring comfort without the chill. The AI feature optimizes temperature settings, reducing energy use by up to 28%. Additionally, it offers remote control via the SmartThings App and voice assistants.

    Key Features

    • Comfort Cooling with WindFree: Stay cool without feeling cold as the advanced air flow structure disperses air through 23,000 micro air holes.
    • Energy Saving with AI: AI analyzes usage patterns and external conditions to adjust temperature, reducing energy use by up to 28%.
    • Remote Control with SmartThings: Use the SmartThings App and voice control assistants to remotely control and monitor your air conditioner.
    • R32 Climate Friendly: Environmentally friendly with R32 refrigerant, reducing impact on the ozone layer.
    • SmartThings Connectivity: Seamlessly connect and control with SmartThings for a smarter home experience.
    • Auto Clean Feature: Automatically cleans the air conditioner to maintain optimal performance and hygiene.

    Product Specifications

    Specifications:

    • Capacity:
      • Cooling Capacity: 2X12000, 1X18000 & 1X24000 BTU
    • Features:
      • Airflow Type: Wind Free
      • Auto Clean Function: Yes
      • Remote Control: Yes
    • Energy Efficiency:
      • Energy Star Rating: 5 Ticks
    • Connectivity:
      • WiFi Connectivity: Yes
      • Smart App Control: SmartThings
    • Warranty:
      • Product Warranty: 1 Year(s)

    Ideal For

    Home and Office Use

    In the Box

    • 1 x Outdoor Unit
    • 4 x Indoor Units
  2. SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/1XAJ009DBAPKFSP/2XAJ018DB/1XAJ024DB
    SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/1XAJ009DBAPKFSP/2XAJ018DB/1XAJ024DB

    AJ070DCJ4KFSP/1XAJ009DBAPKFSP/2XAJ018DB/1XAJ024DB

    1X9000, 2X12000 & 1X18000 BTU

    Product Description

    The Samsung System 4 Aircon offers efficient and quiet cooling with Wind Free technology, perfect for home use. It features multiple indoor units to evenly distribute air throughout multiple rooms.

    Key Features

    • Wind Free Cooling: Provides comfortable cooling with minimal airflow, reducing direct wind exposure for a more pleasant environment.
    • Energy Efficient: Designed to run efficiently, saving on power consumption while maintaining optimal cooling performance.
    • AI Energy Saving: AI analyzes usage patterns and external conditions to adjust temperature, reducing energy use by up to 28%.
    • Smart Remote Control: Control and monitor your air conditioner remotely with the SmartThings App and voice control assistants.
    • Climate Friendly: Utilizes R32 refrigerant, which is more environmentally friendly.
    • Auto Clean Feature: Automatically cleans the air conditioner to maintain optimal performance and hygiene.

    Product Specifications

    Specifications:

    • Features:
      • Airflow Type: Wind Free

    Ideal For

    Home cooling

    In the Box

    • 1x Outdoor unit
    • 4x Indoor units
    S$5,849.00 U.P. S$5,865.00
    Add to Wish List
  3. SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/2XAJ009DBAPKFSP/2XAJ024DBAPKFSP
    SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/2XAJ009DBAPKFSP/2XAJ024DBAPKFSP

    AJ070DCJ4KFSP/2XAJ009DBAPKFSP/2XAJ024DBAPKFSP

    2X9000 & 2X24000 BTU

    Product Description

    The Samsung System 4 Aircon is designed with Wind Free technology, providing efficient cooling without direct airflow, making it ideal for both home and office environments. This air conditioner features multiple indoor units for varied cooling needs, energy efficiency to save on power consumption, and a durable design for long lasting performance. With SmartThings connectivity, you can control and monitor your air conditioner remotely, ensuring comfort and convenience.

    Key Features

    • Wind Free Technology: Enjoy a cooler room without direct wind, providing comfort without the chill.
    • Multiple Indoor Units: Efficient cooling for varied environments with multiple indoor units.
    • Energy Efficient: Designed to save energy over prolonged use, reducing energy consumption by up to 28%.
    • Durable Design: Built to last with steady performance, ensuring long term reliability.
    • SmartThings Connectivity: Remotely control and monitor your air conditioner with the SmartThings App and voice control assistants.
    • Auto Clean Feature: Keeps the air conditioner clean and efficient with minimal maintenance.

    Product Specifications

    Specifications:

    • Capacity:
      • Cooling Capacity: 2X9000 & 2X24000 BTU
    • Features:
      • Airflow Type: Wind Free
      • Auto Clean Function: Yes
    • Energy Efficiency:
      • Energy Star Rating: 5 Ticks
    • Connectivity:
      • Smart App Control: SmartThings
    • Warranty:
      • Product Warranty: 1 Year(s)

    Ideal For

    Home or office air conditioning

    In the Box

    • Outdoor Unit
    • 2 x Indoor Units AJ009DBAPKFSP
    • 2 x Indoor Units AJ024DBAPKFSP
  4. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/2XMSXY-FP18VG
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/2XMSXY-FP18VG

    MXY-4H38VG/2XMSXY-FP10VG/2XMSXY-FP18VG

    2X9000 & 2X18000 BTU
    S$5,849.00 U.P. S$6,433.90
    Add to Wish List
  5. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP18VG/1XMSXY-FP20VG
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP18VG/1XMSXY-FP20VG

    MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP18VG/1XMSXY-FP20VG

    2X9000, 1X18000 & 1X20000 BTU
    S$5,869.00 U.P. S$6,455.90
    Add to Wish List
  6. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP18
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP18

    MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP18

    1X9000, 2X12000 & 1X18000 BTU
    S$5,869.00 U.P. S$6,455.90
    Add to Wish List
  7. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP13VG/1XMSXY-FP24
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP13VG/1XMSXY-FP24

    MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP13VG/1XMSXY-FP24

    2X9000, 1X12000 & 1X24000 BTU
    S$5,869.00 U.P. S$6,455.90
    Add to Wish List
  8. SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/1XAJ009DBAPKFSP/1XAJ012DB/2XAJ024DB
    SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/1XAJ009DBAPKFSP/1XAJ012DB/2XAJ024DB

    AJ070DCJ4KFSP/1XAJ009DBAPKFSP/1XAJ012DB/2XAJ024DB

    1X9000, 1X12000 & 2X24000 BTU

    Product Description

    The Samsung System 4 Aircon offers efficient cooling with advanced performance for multiple rooms. It features WindFree Cooling technology, which gently and evenly disperses air through 23,000 micro air holes, ensuring comfort without the chill. With AI technology, it optimizes energy use by analyzing usage patterns and external conditions, reducing energy consumption by up to 28%. The air conditioner can be remotely controlled and monitored via the SmartThings App and voice control assistants, making it a modern and convenient choice for homeowners or businesses seeking reliable air conditioning solutions.

    Key Features

    • WindFree Cooling: Experience comfort cooling without the chill, as air is gently dispersed through 23,000 micro air holes.
    • AI Energy Saving: AI technology optimizes temperature settings based on usage patterns, reducing energy consumption by up to 28%.
    • Smart Remote Control: Control and monitor your air conditioner remotely with the SmartThings App and voice control assistants.
    • High Capacity: Features a capacity of 1X9000, 2X12000, and 1X24000 BTU, suitable for multi room cooling.
    • Eco Friendly: Utilizes R32 refrigerant, which is climate friendly and efficient.
    • Auto Clean Function: Ensures the air conditioner remains clean and efficient with minimal maintenance.

    Product Specifications

    Specifications:

    • Capacity:
      • Cooling Capacity: 1X9000, 2X12000 & 1X24000 BTU
    • Features:
      • Airflow Type: Wind Free
      • Auto Clean Function: Yes
      • Remote Control: Yes
    • Energy Efficiency:
      • Energy Star Rating: 5 Ticks
    • Connectivity:
      • Smart App Control: SmartThings
    • Warranty:
      • Product Warranty: 1 Year(s)

    Ideal For

    Homeowners or businesses seeking multi room air conditioning solutions.

    In the Box

    • 4 Indoor Units
    • 1 Outdoor Unit
  9. SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/1XAJ012DBAPKFSP/2XAJ018DB/1XAJ024DB
    SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/1XAJ012DBAPKFSP/2XAJ018DB/1XAJ024DB

    AJ070DCJ4KFSP/1XAJ012DBAPKFSP/2XAJ018DB/1XAJ024DB

    1X12000, 2X18000 & 1X24000 BTU

    Product Description

    Samsung's System 4 Aircon AJ070DCJ4KFSP offers efficient cooling with advanced inverter technology, smart control compatibility, and a quiet operation. Ideal for both homes and businesses seeking reliable and eco friendly air conditioning solutions.

    Key Features

    • Efficient Cooling: Uses advanced inverter technology for energy savings.
    • Smart Control: Compatible with Samsung's smart control app for remote management.
    • Eco Friendly: Features a high energy efficiency rating and environmentally friendly refrigerant.
    • Quiet Operation: Designed to operate quietly for a peaceful environment.
    • Multi Room Usage: Can cool multiple rooms with a single outdoor unit.
    • Durable Design: Built with high quality materials to withstand various climates.

    Product Specifications

    Specifications:

    • Capacity:
      • Cooling Capacity: 1X12000, 2X18000 & 1X24000 BTU
    • Features:
      • Airflow Type: Wind Free
      • Auto Clean Function: Yes
      • Remote Control: Yes
    • Energy Efficiency:
      • Energy Star Rating: 5 Ticks
    • Connectivity:
      • Smart App Control: SmartThings
    • Warranty:
      • Product Warranty: 1 Year(s)

    Ideal For

    Homeowners or businesses seeking efficient cooling solutions.

    In the Box

    • 4 Indoor Units
    • 1 Outdoor Unit
    • Remote Control
    • Installation Kit
    S$5,899.00 U.P. S$5,910.00
    Add to Wish List
  10. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/2XMSXY-FP20VG
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/2XMSXY-FP20VG

    MXY-4H38VG/2XMSXY-FP10VG/2XMSXY-FP20VG

    2X9000 & 2X20000 BTU
    S$5,899.00 U.P. S$6,488.90
    Add to Wish List
  11. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/4XMSXY-FP13VG
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/4XMSXY-FP13VG

    MXY-4H38VG/4XMSXY-FP13VG

    4X12000 BTU
    S$5,899.00 U.P. S$6,488.90
    Add to Wish List
  12. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP20
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP20

    MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP20

    1X9000, 2X12000 & 1X20000 BTU
    S$5,899.00 U.P. S$6,488.90
    Add to Wish List
  13. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/1XMSXY-FP13VG/2XMSXY-FP18
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/1XMSXY-FP13VG/2XMSXY-FP18

    MXY-4H38VG/1XMSXY-FP10VG/1XMSXY-FP13VG/2XMSXY-FP18

    1X9000, 1X12000 & 2X18000 BTU
    S$5,909.00 U.P. S$6,499.90
    Add to Wish List
  14. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP18VG/1XMSXY-FP24
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP18VG/1XMSXY-FP24

    MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP18VG/1XMSXY-FP24

    2X9000, 1X18000 & 1X24000 BTU
    S$5,909.00 U.P. S$6,499.90
    Add to Wish List
  15. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP20VG/1XMSXY-FP24
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP20VG/1XMSXY-FP24

    MXY-4H38VG/2XMSXY-FP10VG/1XMSXY-FP20VG/1XMSXY-FP24

    2X9000, 1X20000 & 1X24000 BTU
    S$5,929.00 U.P. S$6,521.90
    Add to Wish List
  16. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/3XMSXY-FP13VG/1XMSXY-FP18VG
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/3XMSXY-FP13VG/1XMSXY-FP18VG

    MXY-4H38VG/3XMSXY-FP13VG/1XMSXY-FP18VG

    3X12000 & 1X18000 BTU
    S$5,929.00 U.P. S$6,521.90
    Add to Wish List
  17. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP24
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP24

    MXY-4H38VG/1XMSXY-FP10VG/2XMSXY-FP13VG/1XMSXY-FP24

    1X9000, 2X12000 & 1X24000 BTU
    S$5,929.00 U.P. S$6,521.90
    Add to Wish List
  18. SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/2XAJ012DBAPKFSP/2XAJ024DBAPKFSP
    SAMSUNG SYSTEM 4 AIRCON AJ070DCJ4KFSP/2XAJ012DBAPKFSP/2XAJ024DBAPKFSP

    AJ070DCJ4KFSP/2XAJ012DBAPKFSP/2XAJ024DBAPKFSP

    2X9000 & 2X24000 BTU

    Product Description

    Designed for cooling multiple rooms simultaneously, the Samsung System 4 Aircon offers energy efficiency, quiet operation, and smart features for user convenience.

    Key Features

    • Efficient Cooling: Provides consistent temperature control for multiple rooms.
    • Energy Saving: Equipped with the latest energy saving technology.
    • Quiet Operation: Designed to minimize noise for a comfortable environment.
    • Smart Connectivity: Easily manage settings via smartphone app.
    • Durable Design: Built to withstand various weather conditions.
    • Warranty Support: Comes with comprehensive warranty cover.

    Product Specifications

    Specifications:

    • Capacity:
      • Cooling Capacity: 2X9000 & 2X24000 BTU
    • Features:
      • Auto Clean Function: Yes
      • Remote Control: Yes
      • SmartThings Connectivity: Yes
      • WindFree Technology: Yes
    • Energy Efficiency:
      • Energy Efficiency Ratio (EER): High
    • Warranty:
      • Product Warranty: 1 Year(s)

    Ideal For

    Those looking for an efficient, multi room air conditioning solution.

    In the Box

    • Outdoor Unit
    • 4 Indoor Units
    • Remote Controls
    • Installation Manual
  19. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/1XFP13VG/1XFP18VG/1XFP24
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/1XMSXY-FP10VG/1XFP13VG/1XFP18VG/1XFP24

    MXY-4H38VG/1XMSXY-FP10VG/1XFP13VG/1XFP18VG/1XFP24

    1X9000,1X12000,1X18000,1X24000 BTU
    S$5,969.00 U.P. S$6,565.90
    Add to Wish List
  20. MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP13VG/2XMSXY-FP18VG
    MITSUBISHI SYSTEM 4 AIRCON MXY-4H38VG/2XMSXY-FP13VG/2XMSXY-FP18VG

    MXY-4H38VG/2XMSXY-FP13VG/2XMSXY-FP18VG

    2X12000 & 2X18000 BTU
    S$5,969.00 U.P. S$6,565.90
    Add to Wish List

Items 241-260 of 275

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Features of System 4 Aircons

Cool Multiple Rooms with One Outdoor Unit

System 4 air conditioners are designed for efficiency and convenience. With a single outdoor aircon unit powering up to 4 indoor units, you can cool multiple rooms while minimising installation costs and saving valuable space.

Smart Technology

Many System 4 Aircon models enhance your comfort with smart technology like Wi-Fi connectivity. Adjust temperatures, set schedules, and monitor energy usage in your HDB home with ease.

Why Choose Gain City for Your System 4 Aircon?

Whether you’re purchasing a System 4 Aircon for a HDB home, a landed property, or an office space, Gain City is your trusted partner for all your air conditioning needs.

  • We offer an extensive range of System 4 Aircons from top brands like Daikin, Mitsubishi, Toshiba, Samsung, Panasonic, and more.
  • We offer competitive prices for System 4 Aircons in Singapore to ensure you get the best value for your investment.

Installation Guide & Maintenance Tips for Your System 4 Aircons

Professional Installation Services

Gain City provides expert installation services for your System 4 aircon, ensuring that it’s set up correctly for optimal performance. Our certified technicians use high-quality materials, such as durable copper piping and insulation, to ensure long-term reliability and safety. 

Warranty and Aftercare

Gain City offers comprehensive warranty plans for System 4 aircons, covering mechanical and electrical defects for up to 8 years, protection against accidental damage and coverage for power surges. 

Maintenance Tips

To keep your System 4 aircon performing efficiently, schedule regular servicing at least every three months. Cleaning the filters, checking for leaks, and ensuring proper airflow are essential tasks to maintain optimal performance. 

Frequently Asked Questions About System 4 Aircons

What system air conditioner should I choose for my house?

The right aircon system depends on the number of rooms you need to cool and their size. Careful consideration of factors including the room size, ceiling height and window size are required in selecting the appropriate BTU rating. System 4 aircons are ideal for 4 rooms and can effectively cool most HDB flats. 

What is the average price of System 4 Aircon in Singapore?

The average price of a System 4 Aircon in Singapore can range from $4,000 to $6,000 or more.

How much space can a System 4 Aircon cool?

A System 4 Aircon can typically cool 3-4 HDB rooms, depending on their size and layout. The total area it can cool effectively depends on the BTU capacity of the system and the individual units.

How often should I service my System 4 Aircon?

It's recommended to service your System 4 Aircon at least twice a year. Regular servicing ensures optimal performance, energy efficiency, and prolongs the lifespan of your system.