Optimal OPTI18 Electric Tankless Water Heater
12000
Sale price
$306.90
Regular price $558.00
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Optimal OPTI18 Electric Tankless Water Heater
Sale price
$306.90
Regular price $558.00
Taxes included.
Shipping calculated at checkout.
The Optimal OPTI18 electric tankless water heater delivers reliable, on-demand hot water for whole-home use, point-of-use setups, or as a booster system. Powered by an advanced heating system and proprietary ultrasonic flow technology, it provides precise temperature control with 1-degree accuracy while cutting water heating costs by up to 50%.
Engineered for high efficiency and space optimization, this compact wall-mounted unit frees up valuable floor and closet space. Built-in diagnostics, leak detection, and overheat shut-off ensure dependable operation and safety for residential or commercial installations.
Key Features
| Brand | Optimal |
| Model Number | OPTI18 |
| Type | Tankless |
| Power Source | Electric |
| Wattage | 18000 W |
| Voltage | 240 V |
| Amperage | 75 A |
| Flow Rate | 14 L/min |
| Flow Rate at 25°C Rise | 13.2 L/min |
| Uniform Energy Factor | 0.99 |
| Energy Efficiency | 99% |
| Height | 42.9 cm |
| Width | 29 cm |
| Depth | 8.9 cm |
| Weight | 5.4 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 |
| Grade | Commercial/Residential |
| Safety Listing | ETL safety listing |
| Warranty | 25-year limited |
Highlights
- Patented ultrasonic flow technology ensures precise, instant heating
- Energy-efficient operation reduces water heating costs by up to 50%
- Compact, wall-mounted design frees up storage and floor space
- Accurate temperature adjustment within 1 degree
- Built-in leak detection and overheat shut-off for enhanced safety
Downloads
Frequently asked questions
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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.
