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Get hot water for your space with this Rheem Performance tankless electric water heater. This energy-efficient water heater delivers an endless hot water supply and consistent temperature with a self-modulating technology that adjusts energy based on your hot water needs. With the electronic thermostatic temperature, you can easily read the incoming water temperature and control it in one-degree increments. Point-of-use installation and compact size makes the Rheem water heater a convenient choice.


  • Energy and cost savings: heats water only when it is needed for savings of up to 50% on water heating costs when used in a point-of-use application
  • Instant, continuous hot water: instantly provides ample hot water for up to 3 faucets or 1 shower (review selection guide below to confirm this water heater will provide the hot water needed based on your geographic location)
  • Space savings: small, compact design fits perfectly in tight places like under cabinets and sinks
  • Easy to adjust: electronic temperature control adjustable in 1-degree increments from 80-140 degrees F with easy-to-read display (Celsius and Fahrenheit compatible)
  • Easy installation: compatible with 1/2 in. water connectors for flex hose installation and no venting or T and P valve required for easy installation (professional installation recommended)
  • Easy to maintain: durable, easy-to-replace heating elements
  • A reliable hot water solution from Rheem, the global leader in water heating
  • Before purchase and installation, please verify that you have the proper electrical requirements for your chosen heater
  • ETL Listed to UL-499 and CAN/CSA-C22.2 No. 64


  • Brand: Rheem
  • Amperage (amps): 57 A
  • Flow Rate @ 35°F Rise (gallons/min)L: 1.56 gal (US)/min
  • Flow Rate @ 45°F Rise (gallons/min): 1.21 gal (US)/min
  • Flow Rate @ 55°F Rise (gallons/min): 0.99 gal (US)/min
  • Flow Rate @ 65°F Rise (gallons/min): 0.84 gal (US)/min
  • Fuel Type: Electric
  • Maximum Temperature (F): 140 °F
  • Minimum Activation Rate (gpm): 0.25
  • Minimum Temperature (F): 80 °F
  • Number of Elements: 1
  • Number of Showers: 1-2
  • Required Volt Connection: 240 volt
  • Uniform Energy Factor: 0.97
  • Water Heater Features: Wall Mounted
  • Wattage (watts): 8000 W