What Is System 3 Aircon
A system 3 aircon is a multi split-type air conditioning system where three indoor (or fan coil) sub-units are connected to one compressor or outdoor sub-unit. A good system 3 aircon configuration affords HDB flat owners a world of possibilities in terms of energy-saving measures and individualization schemes for meeting each family member’s unique cooling needs. The three indoor AC units can have varying BTU capacities, each one running independently of each other while drawing air cooled by only one compressor outside the flat and into your compartmentalized living spaces.
When do you choose a system 3 aircon
If you have a multi-room HDB flat that is medium to large-sized in floor area and has only the balcony as its limited exterior space, a system 3 aircon is an ideal and practical set-up for meeting your household’s variable cooling needs throughout the year. With a 3 aircon, you can cool three different rooms in your flat simultaneously, with each indoor AC unit personalized to the settings preferred by the room occupant while reaping energy savings.
What are the benefits of a system 3 aircon
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- Three-Way and Personalized Cooling Solution. A system 3 aircon lets each room in your flat have its own temperature and timer settings, offering personalized comfort. For instance, you can activate Sleep Mode early in one room without affecting the energy-saving preferences in the other two. This setup allows homeowners to customize three separate settings, catering to each household member’s cooling needs.
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- Energy-Efficient Cooling System. Most system 3 aircons use inverter technology known for its superior energy-saving features. A traditional non-inverter aircon uses an on-off cycle, consuming more electricity when the compressor restarts. Inverter aircons, however, adjust compressor speed with microprocessors, maintaining the temperature with minimal energy. They are also compatible with solar power, making them ideal for homes switching to solar energy.
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- Money-Saving Cooling Configuration for a Medium or Large-Sized Flat. The overall cost (from aircon installation, maintenance, and operating power requirements) of running three separate air conditioning units. Consider also how space saving a 3 aircon design is. While it efficiently meets your flat’s day-to-day cooling demands. There is only going to be one compressor in the tight balcony area of your flat. To know more about proper aircon installation, the Building and Construction Authority of Singapore has these safety guidelines.
Considering a System 3 Aircon? Weighing the Pros Against Your Needs
While a System 3 air conditioning system offers excellent cooling for most Singaporean homes, it’s important to understand its limitations and ideal applications to make an informed decision. And because a System 3 aircon is a significant investment, be aware of these potential drawbacks before you commit.🔖 Higher Upfront Cost: The initial purchase and installation cost for an inverter System 3 is considerably higher than buying three individual window or portable units. This includes the cost of the outdoor compressor unit, three indoor fan coils, and more complex installation work involving copper piping and electrical wiring.
🔖 Complex Installation and Space Requirements: Installation is not a DIY job. It requires professional technicians to install the single, larger outdoor unit (which needs a dedicated outdoor space like a balcony ledge or utility yard), run refrigerant pipes through false ceilings or trunking, and ensure proper drainage. This process is more invasive and time-consuming than setting up standalone units.
🔖 Single Point of Failure: The entire system relies on one outdoor compressor. If this central unit breaks down, all three indoor units will stop cooling, leaving multiple rooms without air conditioning until it is repaired. This is a significant disadvantage compared to having independent units.
🔖 Limited Flexibility for Future Renovations: The system’s design is fixed based on your home’s current layout. If you plan to renovate or significantly change the function of the rooms in the future, it can be challenging and expensive to relocate the indoor units and extend the piping.
🔖 Not Ideal for Highly Dispersed Rooms: If the three rooms you wish to cool are very far apart (e.g., one at each end of a large apartment), the long pipe runs required can lead to a slight drop in efficiency and higher installation material costs.
Ideal Use Cases for a System 3 Aircon in Singapore
A System 3 aircon is the perfect solution for specific household configurations commonly found in Singapore’s HDB flats and smaller private apartments.
✔️ Standard 3-Room and Compact 4-Room HDB Flats: It is the quintessential choice for cooling the three main living spaces: the master bedroom and two additional bedrooms. This setup efficiently meets the cooling needs of a nuclear family.
✔️ Small Condominium Units: For condo units with two bedrooms and a study room or a living area that requires its own unit, a System 3 provides targeted comfort without over-investing in a larger, more expensive system.
✔️ Simultaneous Daily Use: It is most cost-effective when you regularly need to cool multiple rooms at the same time. For example, during the night when family members are sleeping in their respective bedrooms.
✔️ Homeowners Seeking Aesthetics and Quiet Operation: If you prefer a clean, uncluttered look without window units blocking views and want the quieter operation of modern split systems, a System 3 provides a streamlined and aesthetically pleasing solution.
✔️ Energy-Conscious Households: For families who use air conditioning frequently, the advanced inverter technology of a modern System 3 will lead to substantial energy savings on monthly bills compared to running multiple non-inverter or older units, justifying the higher initial investment over time.
A System 3 aircon is an excellent, efficient solution for cooling three key rooms simultaneously in a typical Singaporean home. However, its higher initial investment and dependence on a single compressor are important factors to consider. If your usage pattern and home layout align with its strengths, it remains one of the most popular and sensible choices for whole-home comfort.
How to find the best deals for a system 3 aircon in Singapore
Silverback Aircon offers some of the best and most affordable promotions for system 3 aircons in Singapore. The promotional deals also come with decent warranty coverage. There are also premium system 3 aircon packages that use AC models certified with a 4-tick or 5-tick rating by the NEA. The average price for a 12,000 BTU system 3 air conditioner ranges from $3,000 to $5,000. Silverback Aircon pricing range for system 3 aircons is between $1,800 to $3,000. The low prices are due to the use of refurbished aircon spare parts, all of which have been tested and maintained by Silverback Aircon. For more information on Silverback Aircon promotional packages for system 3 aircons, go here.
