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Rheem RTEX-08 Professional Classic Electric Tankless Water Heater

SKU: RTEX-08
$235.00 $255.00
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Rheem RTEX-08 Professional Classic Electric Tankless Water Heater

RTEX-08, RTEX-11, and RTEX-13 are designed for one or two applications and are installed at the point-of-use. The durable, compact design allows installation in tight spaces. Perfect for a low flow faucet or bathroom faucet. In warmer climates, these models can accommodate a shower. To select a unit that meets electrical and hot water gallons per minute (GPM) requirements, please use the sizing guide.

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

  • Standard Shower Head – 2.0 GPM

Features:

  • Saves Space – Up to 93% smaller than a standard electric water heater.

  • Saves Energy – Zero standby heat loss when installed near the point-of-use.

  • More Hot Water – Up to 4 times the hot water delivery of a standard electric tank (per hour).

  • High Efficiency – UEF up to .96 and advanced self-modulating technology only consumes the power needed to satisfy hot water demand.

  • Copper immersion heating elements improve the thermal performance providing better temperature control and faster recovery of hot water.

  • Stainless steel heat exchanger transfers heat fast and resists corrosion.

  • Durable powder-coated shell with an engineered polymer backplate.

  • Brass ½" CF located on the side for the inlet and outlet water connections provide strength and durability.

  • Designed to be mounted in an upright position with the inlet and outlet water connections on the side of the unit.

  • Venting is not required to operate, simplifying the installation process compared to a gas tankless water heater.

  • Digital thermostatic temperature controls in 1-degree increments ranging from 80°F - 140°F (26°C - 60°C).

  • Tested and certified by the Water Quality Association against NSF/ANSI 372 for lead-free compliance.

Specifications:

Model Professional Classic Series: RTEX-08
Power 8 kW
Voltage 240V
UEF 0.96
Amperage 33 A
Recommended Breaker Size 1 x 40 A Double Pole
Household Electrical Service Panel Recommended 100 Amps
Recommended Wire Size 8 AWG (75°C Insulation)
Phase 1
Water Connections 1/2" CF
Flow Activation Rate 0.3 GPM
Operating Pressure Minimum: 25 PSI, Maximum: 150 PSI
Heat Exchanger Stainless Steel
Element 1
Dimensions 11.4" H x 7.9" W x 3.7" D
Warranty 5 Years - Leaks, 1 Year - Parts

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