ASIN B01N35V1HHImage via Amazon
Rheem 11kW Multi Fixture Tankless Electric Water Heater - 240V
- Wiring Requirements (RTEX‑11)
- Saves Energy
- Save Space Without Sacrificing Hot Water
- Warranty
$269.34
Price as of Oct 16, 2026, 7:47 AM UTC. Prices and availability are subject to change. The price shown on Amazon at the time of purchase applies.
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Key features
Get the performance you expect. Choose the right size water heater for your home and verify electrical requirements before installation. When properly sized and professionally installed, Rheem Tankless Electric Water Heaters deliver reliable, on-demand hot water while saving valuable space.
11kW model provides up to 2.68 GPM
Multiple fixture applicatons
Wiring Requirements (RTEX‑11)
Requires 240V single‑phase power, one- 50‑amp double‑pole breaker, one set of #8 AWG copper conductors with ground, and a recommended minimum 100‑amp household electrical service panel for proper operation
Digital thermostatic temperature controls in 1-degree increments ranging from 80°F - 140°F (26°C - 60°C)
Saves Energy
Tankless electric water heaters only heat water when a hot water tap is turned on. By heating water only when needed elimantes energy used to maintain desired water temperature in standard tank water heaters.
Save Space Without Sacrificing Hot Water
Compact design that frees up valuable floor space, 90% smaller than traditional tank water heaters
No Venting required to operate, simplifying the installation process compared to a tankless gas water heater
Warranty
5-Year Leak, 1-Year Parts
Rheem 11kW Multi Fixture Tankless Electric Water Heater - 240V
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