
Aircon Servicing
At Gaincity, we provide air-con servicing works for both residential and commercial premises. Our technicians are qualified, skilled and experienced in repair and maintenance of all air conditioners. On top of that, we offer competitive prices for all our services. We stay fully committed to ensuring all our clients are satisfied with the way we provide our services.
- BOSE SOUNDLINK FLEX (GEN 2) WIRELESS SPEAKER - ALPINE SAGE 887612-0400
887612-0400
IP67S$249.00 - BOSE SOUNDLINK FLEX (GEN 2) WIRELESS SPEAKER - SANDSTONE 887612-0300
887612-0300
IP67S$249.00 - BOSE SOUNDLINK FLEX (GEN 2) WIRELESS SPEAKER - BLUE 887612-0200
887612-0200
IP67S$249.00 - BOSE SOUNDLINK FLEX (GEN 2) WIRELESS SPEAKER - BLACK 887612-0100
887612-0100
IP67S$249.00 - BOSE QUIETCOMFORT III BRUSSELS EARBUDS - LILAC 888507-0300
888507-0300
IPX4, ANCS$189.00 U.P. S$249.00 - BOSE QUIETCOMFORT III BRUSSELS EARBUDS - WHITE 888507-0200
888507-0200
IPX4, ANCS$189.00 U.P. S$249.00 - BOSE QUIETCOMFORT III BRUSSELS EARBUDS - BLACK 888507-0100
888507-0100
IPX4, ANCS$189.00 U.P. S$249.00 - BOSE QUIETCOMFORT ULTRA OPEN EARBUDS - DIAMOND (60TH EDITION) 881046-0040
881046-0040
IPX4S$379.00 - BOSE QUIETCOMFORT ULTRA EARBUDS - LUNAR BLUE 882826-0060
882826-0060
IPX4, ANCS$279.00 U.P. S$379.00 - BOSE QUIETCOMFORT ULTRA WIRELESS HEADSET - DIAMOND (60TH EDITION) 880066-1300
880066-1300
ANCS$489.00 U.P. S$599.00 - BOSE QUIETCOMFORT ULTRA WIRELESS HEADSET - LUNAR 880066-1200
880066-1200
ANCS$489.00 U.P. S$599.00 - CANON PIXMA INKTANK PRINTER G3780
G3780
PRINT,SCAN,COPYSpecial Online Promotion from May 19, 2025 8:30 AM to June 1, 2025 11:59 PMAdd to Wish ListS$299.00 U.P. S$399.00 - MAYER WATER DISPENSER 3.8L MMIWD3800
MMIWD3800
INSTANT HOT & COLD/ W FILTERProduct Description
The Mayer Water Dispenser 3.8L, model Mmiwd3800C, offers hot and cold water on-demand with instant heating technology. It features a high-efficiency refrigeration compressor, 8 preset water temperatures, and 5 preset cup sizes. The dispenser is installation-free with a detachable water tank and includes safety features like a child lock and boil-dry protection. The UK Aqua Optima filter enhances water taste by removing contaminants.
Key Features
Hot and Cold Water On-Demand: Provides instant hot and cold water within seconds, perfect for any beverage needs.
Instant Heating Technology: Consistently heats water to the desired temperature with high efficiency.
High-Efficiency Refrigeration: Cools water from 3 degree celcius to 15 degree celcius using a powerful compressor.
Customizable Water Settings: Offers 8 preset temperatures and 5 cup sizes for personalized use.
Safety Features: Includes child lock, boil-dry, and overheating protection for safe operation.
Advanced Filtration: UK Aqua Optima filter removes chlorine, heavy metals, and contaminants, enhancing water taste.
Product Specifications
Product Specifications
Model: MMIWD3800C
Voltage: 220-240V
Wattage: 2200-2600 Watts
Frequency: 50Hz/60Hz
Water Tank Capacity: 3.8L
Filter Type: UK Aqua Optima (Strix)
Filter Life: Not specified
Warranty: Local Manufacturer Warranty
Product Dimensions
Width: 185 mm
Depth: 435 mm
Height: 395 mm
Packaging Dimensions
Width: 230 mm
Depth: 510 mm
Height: 470 mm
Gross Weight: 9.5 kg
Water Temperature Settings
Hot Water Temperature: 45 degree celcius, 55 degree celcius, 65 degree celcius, 75 degree celcius, 85 degree celcius, 100 degree celcius
Warm Water Temperature: Not specified
Ambient Water Temperature: Room Temperature
Energy and Safety Certifications
Safety Mark: 240052-11
Additional Features
Instant heating technology: Heated to the desired water temperature consistently
High-efficiency refrigeration: Cooling from 3 degree celcius to 15 degree celcius
Preset water temperatures: 8 options including Cold and Room Temperature
Preset cup size water volume: 100ml, 200ml, 300ml, 400ml, and continuous flow
Detachable drip trays: 2 different heights to accommodate various cup sizes
Installation-free operation: Detachable water tank
Reminder indicator: For low water level refilling, filter replacement, and descale cleaning
Child lock safety feature: For hot water
Boil-dry and overheating protection: Yes
Filter: Outstanding removal of chlorine, heavy metals, and other contaminants, reducing limescale build-up while enhancing taste of water
Ideal For
Anyone looking for a reliable and stylish water dispenser.
In the Box
Water Dispenser
Detachable Water Tank
UK Aqua Optima (Strix) Filter
2 Detachable Drip Trays
S$689.00 U.P. S$699.00 - BRANDT DISHWASHER-SILVER DWF147DS
DWF147DS
FREE STANDING, 4 TICKS, 60CMS$830.00 U.P. S$1,399.00 - BRANDT DISHWASHER-WHITE DWF3128DW
DWF3128DW
FREE STANDING, 3 TICKS, 60CMS$690.00 U.P. S$1,299.00 - MAZER POWER CHARGE LINK 10000MAH POWERBANK W/CABLES - PINK M-EGLINK10.0TRIO-SP
M-EGLINK10.0TRIO-SP
PD/ 1USB-C/ 1USB-AS$67.90 U.P. S$79.90
Extend the life span of your aircon units with regular servicing
Routine Service include:
- Systematic examination and cleaning of fancoil
- Check all safety circuits
- Check suction and discharge pressure of the compressors
- Check on seals and joints of pipes for leakages, repair (chargeable) if necessary
- Flush drainage pipe blockages
- Check, clean and wash fancoil’s air filter
- Check on bolts and nuts for tightness and corrosion
- Check and clean cooling coil, water tray and blower
- Test run the aircon unit after each servicing and repair work
- Inspect and clean air filter, cooling coil and fancoil’s blower
- Clean drain pan and flush condensate water drain pipe
- Check all electrical components
- Check compressor for sign of corrosion and abnormal noise during operation
- Inspect equipment for refrigerant leaks
- Not included but available options: Chemical Wash Condenser Unit Servicing (Rates varies depend on models)


Why choose Gain City Best Electric to do your Aircon Installation?
At Gain City, We take pride in our installation services and we do not compromise on the material used. All installation carried out by Gain City’s BCA-certified technicians adhere to the highest standards in accordance to government regulations. Top quality workmanship is certainly worth your time and investment.

