Rheem RTEX-08 Electric Tankless Water Heater, 8kW, 240V

Model: RTEX-08
Fuel / format: Electric
Location: Indoor

Retailer reference ~~$307.21~~Bruxha price: $215.0530% below reference

Reference: Grainger price checked on 28 October 2026. This comparison is not a previous Bruxha selling price.

Explore the Rheem RTEX-08, an electric tankless model listed at 8 kW on a 240 V supply in the manufacturer's March 2025 selection guide.

Check the fuel and installation requirements before ordering. Open the buying guide.

Delivery informationProcessing 1–2 business days 30-day return windowEligible returns ship back free Check the fit before orderingAsk a product question

SKU: BX-RHEEM-RTEX-08 Categories: Electric water heaters, Rheem

Rheem RTEX-08 Electric Tankless Water Heater, 8kW, 240V

Explore the Rheem RTEX-08, an electric tankless model listed at 8 kW on a 240 V supply in the manufacturer's March 2025 selection guide.

Model specifications

Brand	Rheem
Model	RTEX-08
Fuel / format	Electric tankless
Listed input at 240 V	8 kW
Supply voltage	240 V
Installation	Indoor

Plan the installation

Compare the precise model and rating plate with the current manufacturer documentation. Electrical service capacity and inlet water temperature determine whether this model suits the intended demand.

Have a qualified installer check the exact model, local requirements and installation manual before selecting a water heater. Required accessories and installation services are not represented as included.

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