🔥 Endless hot water, zero wasted energy ⚡
The Rheem 18kW 240V Tankless Electric Water Heater delivers continuous hot water on demand with up to 4.4 gallons per minute flow. Featuring a precise digital thermostat with ±1°F accuracy and advanced self-modulating technology, it optimizes energy use to save up to 50% on heating costs. Its compact, wall-mounted design is 90% smaller than traditional tanks, making it perfect for modern, space-conscious homes. Durable copper heating elements and easy installation make it a smart, efficient upgrade for single or multi-point hot water needs.
| Brand | Rheem |
| Product Dimensions | 14.5"W x 18.25"H |
| Special Feature | LED Display |
| Color | Gray |
| Wattage | 18000 watts |
| Voltage | 240 Volts |
| Maximum Flow Rate | 4.4 Gallons Per Minute |
| Maximum Temperature | 140 Degrees Fahrenheit |
| Heat Output | 18 Kilowatts |
| Efficiency | 99.8% |
| Style | Heater |
| Maximum Operating Pressure | 150 |
| Mounting Type | Wall |
| Is Electric | Yes |
| Manufacturer | Rheem |
| Item Depth | 18.25 inches |
| UPC | 020352685335 |
| Global Trade Identification Number | 00020352685335 |
| Part Number | RTEX-18 |
| Item Weight | 14.78 pounds |
| Item model number | RTEX-18 |
| Is Discontinued By Manufacturer | No |
| Size | Small |
| Finish | Stainless Steel |
| Pattern | Minimalist, Modern |
| Shape | Rectangle |
| Installation Method | Wall Mount |
| Item Package Quantity | 1 |
| Water Consumption | 7 Gallons |
| Special Features | LED Display |
| Usage | Inside; Professional |
| Included Components | Fittings, Aerators |
| Batteries Included? | No |
| Batteries Required? | No |
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