A. O. Smith Mini Digital Water Heater
The most powerful hot water solution to date
Perfect for those who love their long showers
Starting at $1050

Control panel
The control panel tells you the real time quantity of hot water in the heater tank. Use the panel to lower your thermostat an energy saving level of 50ºC to save energy.

The only instant-storage heater in Singapore
With an unparalleled hot water recovery rate, the mini generates hot water 2.5 times faster than a first generation electric water heater. Get hot water instantly.
A sensor at hot water outlet detects your hot water requirements the minute your faucet goes on.

Same tank size, 600% better performance
The mini water heater easily outperforms a first generation water heater.
1st gen 40 lit: 8 minutes of hot water
8th gen 40 lit: 24 minutes of hot water

Intelligent Maintenance Monitor (IMM)
Patent ZL201210318688.9
Intelligent Maintenance Monitor or IMM, actively measures the level of corrosive ions in your tank and prompts you when maintenance is required.
Regular maintenance will prolong the lifespan of the heater.
Blue Diamond Tank
With 145 years of research and development and a glass formula known to only seven people in the world, A. O. Smith Blue Diamond tanks hold the world standard for reliability.
A. O. Smith is currently the largest water heater manufacturer worldwide.
Patented Blue Diamond Element
Patent ZL200510037670.1
A. O. Smith is the only water heater company with the technology to glass line their heating elements. Glass lined elements significantly reduce scaling and keep heating efficiency high.

Effective hot-water protection
Not only is the formula for Blue Diamond patented, its tank coating process is also a trade secret. Every A. O. Smith water heater tank is Blue Diamond glass lined and has an expected life span of at least 10 years.
Frequently Asked Questions
What maintenance should I do and when?
There are two maintenance types. Safety maintenance should be done every 3 years after the initial AOS Bath 3-year warranty.
A tank flushing is recommended every 5 years. This helps to keep water in the tank and sediment free.
How does IMM prolong the life of my heater?
Intelligent Maintenance Monitor or IMM, actively measures the level of corrosive ions in your tank and prompts you when maintenance is required.
Regular maintenance will prolong the lifespan of the water heater.
AES not working for you?
Due to Singapore’s warmer climate, AES has been known to restrict the heater’s heating cycle. Users who encounter hot water shortages are advised to disable the AES function.
What is the difference between digital gen 8 and digital gen 6?
Gen 8 is equipped with more advanced technology and its performance is better.
Speed heat time from full cold tank:
Gen 6: 2 min
Gen 8: 0 min
Run-time of hot water in minutes:
Gen 6: 16 min
Gen 8: 24 min