Point-of-use electric tankless · ThermoMate

ThermoMate ET060 6 kW Point-of-Use Tankless Water Heater

6 kW point-of-use electric tankless, about 25 A at 240 V

6 kW240 V~25 A30A Circuit Breaker1.1 GPM max~0.6 GPM at 70°F rise

Updated October 2026

The short answer

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

Delivers
6 kW.
Watch for
Winter flow is much lower.
Suits
One sink or a low-flow shower.
Max flow (maker)
1.07 GPM
Power
6 kW
Voltage
240 V
Breakers (maker)
30A Circuit Breaker
Tank
1 gal
Connections
1/2"npt
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What it delivers

The ThermoMate ET060 6 kW Point-of-Use Tankless Water Heater is a point-of-use electric tankless rated at 6 kW on 240 volts. Its listing gives a maximum flow of 1.1 GPM.

Flow depends on how cold the incoming water is. Our estimate from its input: 0.9 GPM at a 45°F rise, falling to 0.6 GPM at 70°F, which is less than one 2 GPM shower on a cold-climate winter day. Check your house in the planner.

At 240 volts 6 kW is about 25 amps. The maker calls for 30A Circuit Breaker. A licensed electrician confirms the panel, the service and the wire before it goes in.

It's meant for a single fixture near the unit: it saves the wait for hot water there rather than heating a whole house.

Also on the listing: features: No corrosion No Leaking (seperated water line), Self-Modulating; connections: 1/2"npt; material: Aluminum, Stainless Steel; model: ET060.

The listing gives dimensions of 7.5 in (W) x 11.2 in (H) and mounting kits, machine in the box.

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

  • 6 kW
  • Up to 1.1 GPM
  • No venting or gas line
  • Breakers stated by the maker

Trade-offs

  • Winter flow is much lower

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 numberET060Retailer
Tank1 galRetailer
Dimensions (seller)7.5"W x 11.2"HRetailer
Features (seller)No corrosion No Leaking (seperated water line), Self-ModulatingRetailer
Power6 kWRetailer
Voltage240 VRetailer
Max flow (maker)1.07 GPMRetailer
MaterialAluminum, Stainless SteelRetailer
Breakers (maker)30A Circuit BreakerRetailer
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 ThermoMate unit in the catalog

Final verdict

A practical 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 ThermoMate ET060 6 kW Point-of-Use Tankless Water Heater draw?
About 25 amps at 240 volts (6 kW ÷ 240 V). The maker calls for 30A Circuit Breaker. Panel capacity, breakers and wire are confirmed by a licensed electrician from the manual.
How much hot water does the ThermoMate ET060 6 kW Point-of-Use Tankless Water Heater deliver in winter?
About 0.6 GPM at a 70°F rise and 0.9 GPM at a 45°F rise, estimated from its power and capped at its stated maximum.