Water Heater Calculator

Small Storage·Hot Water Calculation

°F / gal

Tank Size

Heater Temp (°F)

Cold Water Temp (°F)

Target Temp (°F)

Hot Water (gal/min)

0.8

Heating Power (W)

3L=500W · 6L=1200W · 9L=1200W · 12V all models=200W

Heater output exceeds draw demand — the tank can sustain continuous flow at this rate.

Draw Duration

— min

— gal at —°F

Hot Water

0.8 gal/min

Available

— gal

Heater After

—°F

Recharge

— min

Water Heater Temperature

Base

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Energy Balance

Required Power — W

Energy in Heater — kWh

Heating Power — W