Optimal OPTI12 Electric Tankless Water Heater

Name: Optimal OPTI12 Electric Tankless Water Heater
Brand: Optimal
SKU: 5015132269
Price: 243.65 USD
Availability: InStock

$243.65 $443.00

Taxes included. Shipping calculated at checkout.

Wattage 12000 14500 18000 27000

The Optimal OPTI12 electric tankless water heater delivers endless, on-demand hot water with precise single-degree temperature control. Engineered for point-of-use installation or as a hybrid system booster, this compact unit saves substantial storage space while cutting water heating costs by up to 50%.

Featuring a high-efficiency 12 kW heating system and patented ultrasonic flow technology, this unit ensures reliable, continuous operation. Its compact, wall-mounted profile fits seamlessly into tight spaces, offering built-in leak detection and overheating shut-off protection.

Key Features

Brand	Optimal
Model Number	OPTI12
Type	Tankless
Power Source	Electric
Wattage	12000 W
Voltage	240 V
Amperage	57 A
Maximum Flow Rate	9.5 L/min
Energy Factor	0.99
Efficiency	99%
Width	29.2 cm
Height	31.8 cm
Depth	8.9 cm
Weight	3.6 kg
Water Connection Size	3/4"
Water Connection Location	Bottom
Installation Type	Wall mount
Use Location	Indoor
Display Type	Digital
Temperature Range	22.2°C - 60°C
Leak Detection	Yes
Overheat Shut-Off	Yes
Warranty	25-year limited
Safety Listing	ETL

Highlights

Leak Detection
Warranty: 25-year limited manufacturer's warranty
Super High Efficiency

Downloads

Frequently asked questions

What is the maximum flow rate of this water heater?

The OPTI12 model provides a maximum flow rate of 9.5 L/min (2.5 GPM at a 45°F rise).

What are the electrical requirements for installation?

It operates on a 240V electric connection, requires a 57A draw, and utilizes a 12 kW heating system.

Can this unit be used as a booster for existing systems?

Yes, it can replace a point-of-use tank heater or supplement a hybrid water heater as a booster.

What safety features are integrated into the unit?

The unit includes built-in leak detection and automatic overheat shut-off protection.

Made with care

Great value

Elegant design

Quality materials

This product is crafted with quality materials to ensure durability and performance. Designed with your convenience in mind, it seamlessly fits into your everyday life.

Orders typically ship within 5–7 business days. Returns are accepted within 30 days of delivery — see our Shipping Policy and Refund & Return Policy pages for full details.