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.

Items 101-120 of 239

per page
Set Descending Direction
  1. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/1X09GSJC0/3X12GSJC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/1X09GSJC0/3X12GSJC0

    Z4UQ28GFA0/1X09GSJC0/3X12GSJC0

    1X9000-3X12000 BTU
    S$4,279.00 U.P. S$5,134.80
  2. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/2X18GSKC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/2X18GSKC0

    Z4UQ28GFA0/2X09GSJC0/2X18GSKC0

    2X9000-2X18000 BTU
    S$4,359.00 U.P. S$5,230.80
  3. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/1X12GSJC0/1X24GSKC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/1X12GSJC0/1X24GSKC0

    Z4UQ28GFA0/2X09GSJC0/1X12GSJC0/1X24GSKC0

    2X9000-1X12000-1X24000 BTU
    S$4,349.00 U.P. S$5,218.80
  4. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/1X12GSJC0/1X18GSKC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/1X12GSJC0/1X18GSKC0

    Z4UQ28GFA0/2X09GSJC0/1X12GSJC0/1X18GSKC0

    2X9000-1X12000-1X18000 BTU
    S$4,309.00 U.P. S$5,170.80
  5. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/2X12GSJC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/2X09GSJC0/2X12GSJC0

    Z4UQ28GFA0/2X09GSJC0/2X12GSJC0

    2X9000-2X12000 BTU
    S$4,269.00 U.P. S$5,122.80
  6. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/3X09GSJC0/1X24GSKC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/3X09GSJC0/1X24GSKC0

    Z4UQ28GFA0/3X09GSJC0/1X24GSKC0

    3X9000-1X24000 BTU
    S$4,329.00 U.P. S$5,194.80
  7. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/3X09GSJC0/1X18GSKC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/3X09GSJC0/1X18GSKC0

    Z4UQ28GFA0/3X09GSJC0/1X18GSKC0

    3X9000-1X18000 BTU
    S$4,299.00 U.P. S$5,158.80
  8. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/3X09GSJC0/1X12GSJC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/3X09GSJC0/1X12GSJC0

    Z4UQ28GFA0/3X09GSJC0/1X12GSJC0

    3X9000-1X12000 BTU
    S$4,249.00 U.P. S$5,098.80
  9. LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/4X09GSJC0
    LG SYSTEM 4 AIRCON - ALPHA Z4UQ28GFA0/4X09GSJC0

    Z4UQ28GFA0/4X09GSJC0

    4X9000 BTU
    S$4,239.00 U.P. S$5,086.80
  10. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK10YVS/1XSRK24YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK10YVS/1XSRK24YVS

    SCM80YSW/3XSRK10YVS/1XSRK24YVS

    3X9000 & 1X24000 BTU
    S$4,599.00 U.P. S$5,518.80
  11. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK10YVS/1XSRK18YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK10YVS/1XSRK18YVS

    SCM80YSW/3XSRK10YVS/1XSRK18YVS

    3X9000 & 1X18000 BTU
    S$4,539.00 U.P. S$5,446.80
  12. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK10YVS/1XSRK13YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK10YVS/1XSRK13YVS

    SCM80YSW/3XSRK10YVS/1XSRK13YVS

    3X9000 & 1X12000 BTU
    S$4,439.00 U.P. S$5,326.80
  13. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/4XSRK10YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/4XSRK10YVS

    SCM80YSW/4XSRK10YVS

    4X9000 BTU
    S$4,429.00 U.P. S$5,314.80
  14. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK13YVS/1XSRK24YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK13YVS/1XSRK24YVS

    SCM80YSW/3XSRK13YVS/1XSRK24YVS

    3X12000 & 1X24000 BTU
    S$4,629.00 U.P. S$5,554.80
  15. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK13YVS/1XSRK18YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/3XSRK13YVS/1XSRK18YVS

    SCM80YSW/3XSRK13YVS/1XSRK18YVS

    3X12000 & 1X18000 BTU
    S$4,569.00 U.P. S$5,482.80
  16. MITSUBISHI HV SYS 4 AIRCON SCM80YSW/4XSRK13YVS
    MITSUBISHI HV SYS 4 AIRCON SCM80YSW/4XSRK13YVS

    SCM80YSW/4XSRK13YVS

    4X12000 BTU
    S$4,469.00 U.P. S$5,362.80
  17. MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/2XMSEID-09/1XMSEID-12/1XMSEID-18
    MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/2XMSEID-09/1XMSEID-12/1XMSEID-18

    MAE-4M30E/2XMSEID-09/1XMSEID-12/1XMSEID-18

    2x9000, 1x12000, 1x18000 BTU
    S$4,109.00 U.P. S$4,930.80
  18. MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/3XMSEID-09/1XMSEID-18
    MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/3XMSEID-09/1XMSEID-18

    MAE-4M30E/3XMSEID-09/1XMSEID-18

    3x9000, 1x18000 BTU
    S$4,069.00 U.P. S$4,882.80
  19. MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/2XMSEID-09/2XMSEID-12
    MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/2XMSEID-09/2XMSEID-12

    MAE-4M30E/2XMSEID-09/2XMSEID-12

    2x9000, 2x12000 BTU
    S$4,039.00 U.P. S$4,846.80
  20. MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/3XMSEID-09/1XMSEID-12
    MIDEA SYSTEM 4 AIRCON-W/WIFI MAE-4M30E/3XMSEID-09/1XMSEID-12

    MAE-4M30E/3XMSEID-09/1XMSEID-12

    3x9000, 1x12000 BTU
    S$3,999.00 U.P. S$4,798.80

Items 101-120 of 239

per page
Set Descending Direction

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.