Mini-tank heater ยท Kweetle

Kweetle KT-1 2.5-Gallon Mini-Tank Water Heater

2.5-gallon mini-tank heater

2.5 gal tank1.5 kW110 V

Updated October 2026

The short answer

A sensible mini-tank heater for one sink far from the main heater.

Delivers
2.5-gallon tank.
Watch for
Runs out after its stored gallons.
Suits
One sink far from the main heater.
Max flow (maker)
0.4 cubic_inches_per_minute
Power
1.5 kW
Voltage
110 V
Tank
2.5 gal
Connections
1/2" npt
Dimensions (seller)
11.3"W x 11.3"H
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What it delivers

The Kweetle KT-1 2.5-Gallon Mini-Tank Water Heater is a mini-tank heater holding 2.5 gallons, rated at 1.5 kW on 110 volts.

A mini tank delivers its stored gallons at full flow, then recovers; it is the quick fix for a sink that waits a minute for hot water.

Other listed details: connections: 1/2" npt; material: Acrylonitrile Butadiene Styrene, SPGC, Stainless Steel; model: KT-1.

The listing gives dimensions of 11.3 in (W) x 11.3 in (H).

Right unit for this house?

Install it when

  • One sink far from the main heater
  • Wet bars, garages and offices

Look at another unit when

  • Showers or whole-house use
  • Long continuous draws

Strengths and trade-offs

Strengths

  • 2.5-gallon tank
  • Hot water at the tap in seconds

Trade-offs

  • Runs out after its stored gallons
  • Tank takes cabinet space

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 numberKT-1Retailer
Tank2.5 galRetailer
Dimensions (seller)11.3"W x 11.3"HRetailer
Power1.5 kWRetailer
Voltage110 VRetailer
Max flow (maker)0.4 cubic_inches_per_minuteRetailer
MaterialAcrylonitrile Butadiene Styrene, SPGC, 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

Final verdict

A sensible mini-tank heater for one sink far from the main heater.

Buy this unit

Our links open this exact model's product page. Prices and stock change; check what's included before you order.

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

What is the Kweetle KT-1 2.5-Gallon Mini-Tank Water Heater for?
The Kweetle KT-1 2.5-Gallon Mini-Tank Water Heater is a mini-tank heater holding 2.5 gallons, rated at 1.5 kW on 110 volts.