Optimal Plus+ OPTI27+ Indoor Electric Tankless Water Heater 17 L/min

Optimal Plus+ OPTI27+ Indoor Electric Tankless Water Heater 17 L/min

12000
Sale price  $407.00 Regular price $740.00
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Optimal Plus+ OPTI27+ Indoor Electric Tankless Water Heater 17 L/min

Optimal Plus+ OPTI27+ Indoor Electric Tankless Water Heater 17 L/min

Sale price  $407.00 Regular price $740.00
Taxes included. Shipping calculated at checkout.
Wattage

The Optimal Plus+ electric tankless water heater delivers endless, on-demand hot water with smart Wi-Fi connectivity for convenient whole-home or point-of-use operation. Equipped with advanced ultrasonic flow technology and 1-degree precision digital temperature management, this space-saving system optimizes energy efficiency and allows you to adjust settings, track usage, and receive real-time diagnostic alerts directly via the Optimal App.

Engineered for long-lasting reliability, the compact wall-mounted design features integrated dry-fire protection, leak detection, and an automatic overheat shut-off to safeguard internal components. With standard 3/4-inch water connections and no venting requirements, this powerful unit easily integrates into existing residential plumbing to help reduce energy costs and reclaim valuable living space.

Key Features

Brand Optimal
Model Number OPTI27+
Series Plus+
Product Type Tankless Water Heater
Power Source Electric
Voltage 240 V
Max Flow Rate 17 L/min
Installation Type Wall mount
Use Location Indoor
Water Connection Size 3/4-in
Water Connection Location Bottom
Height 43.7 cm
Width 36.8 cm
Depth 8.9 cm
Weight 6.4 kg
Minimum Operating Temperature 26.7 °C
Maximum Operating Temperature 60 °C
Uniform Energy Factor 0.99
Display Type Digital
Smart Compatibility Wi-Fi, iOS, Android
Safety Features Overheat Shut-Off, Dry-Fire Protection, Leak Detection
Safety Listing ETL safety listing
Warranty 25-year limited

Highlights

  • Integrated Wi-Fi enables remote temperature control, usage monitoring, and diagnostic alerts via the Optimal App.
  • Patented design incorporates advanced ultrasonic flow technology for reliable, high-efficiency operation.
  • Space-saving compact wall-mount configuration eliminates bulky storage tanks and requires no venting.
  • Built-in protection mechanisms include dry-fire prevention, leak detection, and overheat shut-off.

Compatibility

Compatible with standard 3/4-inch residential plumbing fittings, 240V electrical connections, and mobile devices running iOS or Android via the Optimal App.

Downloads

Frequently asked questions

Can this water heater be monitored and controlled remotely?

Yes, built-in Wi-Fi connectivity allows you to adjust temperatures, track energy and water usage, and receive diagnostic notifications using the Optimal App on iOS and Android devices.

Does this electric tankless water heater require external venting?

No venting is needed for this electric unit, allowing for versatile and compact wall-mounted installation.

What built-in safety features are included?

The unit includes dry-fire protection to prevent elements from burning out, automatic overheat shut-off, integrated leak detection, and built-in diagnostic troubleshooting.

What are the plumbing connection specifications?

The water heater uses standard 3/4-inch water connections located at the bottom of the unit.

Made with care

Great value

Elegant design

Quality materials

Details

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.

Shipping & Returns

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.

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