Point-of-use electric tankless · ECOAPTUNIT

ECOAPTUNIT YF-001EA 5 kW Point-of-Use Tankless Water Heater

5 kW point-of-use electric tankless, about 45 A at 110 V

5 kW110 V~45 A0.9 GPM max~0.5 GPM at 70°F rise

Updated October 2026

The short answer

A solid point-of-use electric tankless for one sink or a low-flow shower.

Delivers
5 kW.
Watch for
Flow drops with cold inlet water.
Suits
One sink or a low-flow shower.
Max flow (maker)
0.95 GPM
Power
5 kW
Voltage
110 V
Connections
1/2" npt
Dimensions (seller)
5.7"W x 8.5"H
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What it delivers

The ECOAPTUNIT YF-001EA 5 kW Point-of-Use Tankless Water Heater is a point-of-use electric tankless rated at 5 kW on 110 volts. Its listing gives a maximum flow of 0.9 GPM.

At a 45°F rise (mild inlet water to a 120°F set point) it holds about 0.8 GPM, less than one 2 GPM shower; in winter, at a 70°F rise, about 0.5 GPM, less than one 2 GPM shower. Check your house in the planner.

At 110 volts 5 kW is about 45 amps. Whether your panel can carry it alongside heating and cooking loads is an electrician's call.

Small units like this suit one sink or a low-flow shower close by; at a kitchen sink's 1.5 GPM the water won't rise as far.

From the listing: connections: 1/2" npt; material: Acrylonitrile Butadiene Styrene, Glass, Stainless Steel; model: YF-001EA.

The listing gives dimensions of 5.7 in (W) x 8.5 in (H).

Right unit for this house?

Install it when

  • One sink or a low-flow shower
  • A far bathroom with a long wait for hot water

Look at another unit when

  • Whole-house hot water
  • Kitchen sinks at full flow in cold climates

Strengths and trade-offs

Strengths

  • 5 kW
  • Up to 0.9 GPM
  • No venting or gas line

Trade-offs

  • Flow drops with cold inlet water
  • Breaker needs not stated

Install limits

  • Figures are the maker's or seller's own. Flow at a rise is our estimate from the input; gas, venting and electrical work needs a licensed professional.

Rated performance

Every figure below comes from the source shown in brackets. Where the maker doesn't state something, we say so instead of estimating.

Model numberYF-001EARetailer
Dimensions (seller)5.7"W x 8.5"HRetailer
Features (seller)Dry Combustion Protection, LED Display, Low Water Flow Protection, Overheat Protection, Temperature Lock Dry Combustion Protection, LED Display, Low Water Flow Protection, Overheat Protection, Temperature LockRetailer
Power5 kWRetailer
Voltage110 VRetailer
Max flow (maker)0.95 GPMRetailer
MaterialAcrylonitrile Butadiene Styrene, Glass, Stainless SteelRetailer
Connections1/2" nptRetailer

Rival units at this flow

More point-of-use water heaters rated for similar demand

Full point-of-use water heaters spec grid · Every ECOAPTUNIT unit in the catalog

Final verdict

A solid point-of-use electric tankless for one sink or a low-flow shower.

Buy this unit

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Prices change often; the button shows today's price.

Each button opens this exact model. We may earn a commission on tracked links; it never changes what we publish. Disclosure

Questions buyers ask

How many amps does the ECOAPTUNIT YF-001EA 5 kW Point-of-Use Tankless Water Heater draw?
About 45 amps at 110 volts (5 kW ÷ 110 V). Panel capacity, breakers and wire are confirmed by a licensed electrician from the manual.
How much hot water does the ECOAPTUNIT YF-001EA 5 kW Point-of-Use Tankless Water Heater deliver in winter?
About 0.5 GPM at a 70°F rise and 0.8 GPM at a 45°F rise, estimated from its power and capped at its stated maximum.