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36kw Tankless Electric Water Heater with 5 Year Limited Warranty

Model # RTEX-36
Professional Classic Tankless Electric RTEX-36
Professional Classic Tankless Electric RTEX-36

36kw Tankless Electric Water Heater with 5 Year Limited Warranty

Model # RTEX-36
Max GPM 8.8
Recirc Incl. No
Warranty 5 Yrs
  • ON/OFF Dial Control with adjustable digital temperature display
  • Self-modulating power control
  • Flow Rate: up to 8.8 GPM
  • Bottom 3/4" NPT water connections


Professional Classic® tankless electric water heaters offer continuous hot water quick and on demand for single point-of-use or multiple applications

Performance Features
  • On demand, continuous hot water
  • Compact and stylish with digital temperature control in increments of 1°F ranging from 80°F to 140°F
  • 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
  • Standard Hand Sink – 0.5 GPM
  • Washing Machine – 1 to 1.5 GPM
  • Kitchen Sink – 1 to 2 GPM
  • Dishwasher – 1 to 2 GPM
  • Water-Saver Shower Head – 1.5 GPM
  • Standard Shower Head – 2.0 GPM
  • Bath Tub – = 4 GPM
  • Whole-Home – up to 6 GPM

Average Gallons Per Minute (GPM) based on 2010 Plumbing Standards

Unique Features

  • 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

Product Info

Product Depth (in.) 3.5"
Product Height (in.) 18.25"
Product Width (in.) 21.63"
Available In Canada Yes
Fuel Type Electric
Voltage 240
Kilowatts 36
Install Location Indoor
Primary Warranty 5 Yrs
Max Single Shower Minutes
Number Of Back To Back Showers
Max GPM 8.8

Click here to view this water heater's Energy Guide at

Primary Warranty 5 Yrs

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