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- Ah to Wh ConverterConvert amp-hours to watt-hours using battery voltage.
- kVA to kW ConverterConvert apparent power (kVA) to real power (kW) using power factor.
- Conductor Resistance & Te…Calculate copper or aluminum conductor resistance from cross-section, length, and operating temperature.
- Reactive Power & Power Fa…Convert kVA to real kW and reactive kVAR for motor and driver loads—plan inverter and conductor sizing.
- Battery DoD to Energy YieldConvert nominal battery capacity and depth of discharge to usable kWh for backup and critical-load planning.
- kW to HP ConverterConvert kilowatts to mechanical horsepower instantly.
- Battery RuntimeEstimate how long a battery lasts at a given power draw.
- UPS RuntimeEstimate backup time from battery energy and load power.
- Watts to AmpsConvert electrical power (watts) to current (amps) at a given voltage.
- Amps to WattsConvert current (amps) and voltage into power (watts).
- Residential AC Voltage DropCalculate AC voltage drop in home wiring from supply voltage, amps, cable length (m), and AWG or mm² copper size.
- Battery PercentageFind remaining charge as a percentage of full capacity.