Lowboy Electric Water Heater
Lowboy heaters are designed to fit into tight spaces or under counter cabinets.


Blue Diamond Glass™ Technology
The patented Blue Diamond™ Glass formula which makes AOS tanks so lasting is known to only 7 people in the world.
Technologies
- Blue Diamond™ tank
- Blue Diamond™ element
- Ultra thick insulation
Useful Links

Blue Diamond Glass™ Technology
A. O. Smith water heaters are more durable than others.
They easily last over 10 years. Their patented Blue Diamond glass lining significantly reduces corrosion and scaling.
Blue Diamond Glass™ Elements
Best scale resistance.
Highest heating efficiency.


We do not compromise on insulation.
Well insulated water heater tanks are very important because they lower energy costs.
A (MM) | B (MM) | C (MM) | |
---|---|---|---|
EJC-6 | 388 | 273 | 362 |
EJC-10 | 464 | 312 | 407 |
EJC-20 | 629 | 473 | 458 |
EJC-30 | 762 | 578 | 559 |
LEGEND | |
---|---|
I | Inlet |
O | Temperature pressure valve |
D | Outlet |
T | Drain |

EJC-6 | EJC-10 | EJC-20 | EJC-30 | |
---|---|---|---|---|
Rated volume (L) | 23 | 38 | 76 | 114 |
Power (kW) | 3.0 | 3.0 | 3.0 | 3.0 |
Voltage/frequency (V/Hz) | 230~/50 | 230~/50 | 230~/50 | 230~/50 |
Temperature range (°C) | 35 – 75 ± 5 | 35 – 75 ± 5 | 35 – 75 ± 5 | 35 – 75 ± 5 |
Rated water pressure (MPa) | 1.0 | 1.0 | 1.0 | 1.0 |
Inlet/outlet connection (inches) | ½ | ½ | ½ | ½ |
Waterproof grade | IPX1 | IPX1 | IPX1 | IPX1 |
Gross weight (kg) | 14 | 20 | 29 | 45 |

Leading American Technology
A. O. Smith has been refining water heating technology for the last 140 years. Every A. O. Smith heater is equipped with cutting edge, patented technology. Other heaters may look like A. O. Smith heaters but they do not work the same way.
Built to Last
A. O. Smith’s patented Blue Diamond formula makes its water heater tanks the toughest and most durable tanks in the market.
The longest lasting heater in the world was made by A. O. Smith.


No OEM Factories
Other manufacturers use OEM factories so they can give you cheaper products, but every A. O. Smith water heater and its components are manufactured in-house.
3 year full warranty
Other heaters only provide full warranties for one year. All A. O. Smith products are fully guaranteed for 3 years – parts and labor, making us the longest water heater warranty provider in Singapore.

Lowboy Electric Water Heater
Model: EJC
3 year full warranty
5 year tank warranty