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36 kW Indoor Tankless Electric Water Heater w/ Self-Modulating Power Control & Digital Temp. Display, RTEX-36
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RTEX-36 has been discontinued
Discontinued December 5, 2025
This product was discontinued by the manufacturer.
MANUALS (3)
Suggested Alternative:
36kW Tankless Electric Water Heater (240V / 4 Heating Chambers), 683089
Backorder
Get it Tue, Jul 21 - Tue, Aug 18
Product Highlights
–
Electric
7 MAX GPM
Indoor Only
5 Year Warranty
240v
150 Amps
Description
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Professional Classic tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications
Product Features
Product Applications
Product Features
- On demand, continuous hot water
- Compact and stylish
- 99.8% Energy efficient
- Robust copper immersion heating elements with brass top increases durability and are threaded for easy replacement
- Simple Installation
- Digital temperature display
- External Digital Thermostatic Control with LED display (+/- 1 degree accuracy)
- Most advanced self-modulation, adjust power to meet hot water demand
- Four durable Copper Immersion heating elements, field serviceable
- Simple Installation Bottom 3/4"NPT water connections
- 5-Year heating chamber and 1-year parts limited warranty
Product Applications
- Standard Hand Sink 0.5 GPM
- Kitchen Sink 1 to 2 GPM
- Dishwasher 1 to 2 GPM
- Washing Machine 1 to 1.5 GPM
- Water-Saver Shower Head 1.5 GPM
- Water-Saver Shower Head 1.5 GPM
- Standard Shower Head 2.0 GPM
- Bath Tub = 4 GPM
- Whole-Home up to 6 GPM
Specs
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| Product Type: | Tankless Heater |
|---|---|
| Application: | Residential |
| Type: | Point-of-Use |
| Kilowatts (KW): | 36 |
| Fuel Type: | Electric |
| Voltage: | 240v |
| Installation Type: | Indoor Only |
| Water Connection Type: | MNPT |
| Water Connection Location: | Bottom |
| Water Connection: | 3/4" |
| Min Flow (GPM): | 0.3 |
| Flow Rate (GPM): | 8.8 |
| Max Flow (GPM): | 7 |
| Wire Size: | 8 |
| Amperage: | 150 |
| Max Pressure (PSI): | 150 |
| Min Pressure (PSI): | 25 |
| Accuracy: | ±1°F |
| Energy Factor: | 0.98 |
| Vent Type: | Direct Vent |
| Width (Inches): | 21-5/8" |
| Height (Inches): | 18.25" |
| Depth (Inches): | 3-1/2" |
| Weight (lbs): | 23 lbs |
| Warranty: | 5 Year |
Questions?
Speak with a real person who will go out of the way to help!
Call or text 888-757-4774
Monday – Thursday
8am–7:45pm
Friday
9am–7:45pm
Saturday – Sunday
9am–5:45pm