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Energy Calculators
9 calculators available
Wattage Calculator
Calculate Watts, Volts, Amps, or Ohms.
Amps to Watts Converter
Convert between Amps, Watts, and Volts.
Voltage Drop Calculator
Calculate voltage drop in wire runs.
Solar Panel Calculator
Estimate solar system size for your home.
Battery Capacity Calculator
Calculate battery size for backup power.
Inverter Size Calculator
Size your inverter for off-grid or backup.
Energy Cost Calculator
Calculate electricity cost of appliances.
LED Savings Calculator
Calculate savings from switching to LED.
Electricity Bill Calculator
Estimate monthly bill from meter readings.