iHeat AHSH Showerhead Electric Tankless Water Heater


Weight: 5.50 lbs
MPN: AHSH2500;AHSH5000

Plug or Bare Wire at end of power cable?:
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iHeat logoAnnouncing the new iHeat Electric Shower Tankless Heater. It is equipped with a convenient temperature setting dial and digital display. Perfect for point of use applications such as pool house, camping, studio, cabana, and apartments.


  • Saves water
  • Choose pigtail wiring or power cord with a wall plug
  • 5 power settings
  • Saves valuable space
  • Ideal for portable showers
  • Microprocessor controlled
  • Safety thermostatic cut off
  • Connectable to a generator
  • Endless supply of heated water
  • LED Indicator lights show power
  • Easy grip fittings for easy tightening
  • Small enough for installation anywhere
  • Light and compact for easy installation
  • Showerhead is removable and replaceable
  • 100% ASTM 304 stainless steel heat exchangers
  • Complies with Canadian and US safety standards. ETL approved.
  • Digital temperature control with Fahrenheit/Celsius options
  • ETL certified to UL 499 standard
ETL certified


  • Dimensions: 5" x 4.25" x 10"
  • Weight: 3.5 lbs.
  • Cover: tough, durable ABS plastic
  • Body/heat exchanger: ASTM 304 stainless steel
  • Element: 1 stainless steel submersible
  • Pipe fittings: 1/2" NPT
  • 6-foot power cable already connected to the terminal block inside the heater housing. AWG of the wire is for the heater's maximum amperage capacity.
  • Activating flow rate: 0.48 GPM
  • Operating pressure: 25 to 150 PSI


• Heating elements: 1 year
• Components: 1 year
• Heat exchanger: 1 year

Model Power setting kW   Amps   Hz   Volts   Current Phase AWG# 
Highest 2.5 23 50/60 110 Single 10-2
AHSH2500 Lowest 0.6 6 50/60 110 Single 10-2
AHSH5000 Highest 5 25 50/60 220 Single 10-2
AHSH5000 Lowest 0.9 4 50/60 220 Single 10-2

Electrical Specifications

iHeat AHSH Series POU Electric Tankless Heater
iHeat AHSH Series POU Electric Tankless Heater
Temperature Rise levels at various flow rates (GPM)
Model Activation 0.5 GPM 1 GPM 1.5 GPM
.48 GPM 47°F 24°F -
AHSH5000 .48 GPM 64°F 32°F 22°F


iHeat AHSH Series POU Electric Tankless Heater


iHeat AHSH Series POU Electric Tankless Heater

Installation Schematic

American Heat AHSH Series POU Electric Tankless Heater

Full Documentation

User Manual
Product Warranty
Product Specifications

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