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Compact white rectangular undersink tankless water heater with brass fittings and digital display

Eemax

Eemax SPEX3277 277 V 3 kW undersink tankless water heater

SKU CH-5WAS-WCYSW

Undersink electric tankless heater delivering up to 1.5 gpm at 277 V single-phase for commercial kitchen and lavatory faucets

  • TypeWater Heaters
  • Delivers hot water on demand at up to 1.5 gpm flow rate
  • Activates with minimal 0.25 gpm draw for low-flow fixtures
  • Compact 10.75 in height fits tight undersink spaces
  • Runs on standard 277 V single-phase power at 11 A
  • Adjustable output from 70 to 140 °F for varied needs

Undersink 277 V electric heater

The Eemax SPEX3277 is a compact tankless water heater designed for indoor commercial use at kitchen sinks, lavatory faucets, metering faucets and sensor faucets. It operates on single-phase 277 V AC power and draws 11 A while consuming 3 000 W.

Cold inlet and flow activation

The unit accepts a 3/8 in cold water inlet and activates at a minimum flow of 0.25 gpm up to a maximum of 1.5 gpm. Delivered water temperature is adjustable between 70 and 140 degrees F.

Compact wall-mount installation

Measuring 10.75 in high, 5.25 in wide and 3 in deep, the heater fits under most sinks and mounts directly to the wall. California Proposition 65 warnings apply for chemicals known to cause cancer and reproductive harm.

Highlights

  • Delivers hot water on demand at up to 1.5 gpm flow rate
  • Activates with minimal 0.25 gpm draw for low-flow fixtures
  • Compact 10.75 in height fits tight undersink spaces
  • Runs on standard 277 V single-phase power at 11 A
  • Adjustable output from 70 to 140 °F for varied needs

Specifications

BrandEEMAX
TypeWater Heaters

Questions about this item

What does the 3 kW rating mean for hot water delivery at my sink?

At 277 V single-phase the unit draws 11 A and can supply up to 1.5 gpm with outlet temperatures adjustable between 70 and 140 °F.

What electrical supply does the 277 V single-phase specification require?

The heater operates on 277 V AC single-phase power and draws 11 A at full load.

What are the physical dimensions and inlet size for under-sink installation?

The unit measures 10.75 in high, 5.25 in wide and 3 in deep with a 3/8 in cold water inlet.

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