Generator Calculators

Useful calculators for generator sizing and planning

kW to kVA Converter

Convert kilowatts (kW) to kilovolt-amperes (kVA)

Power (kW)

Power Factor

kVA to kW Converter

Convert kilovolt-amperes (kVA) to kilowatts (kW)

Apparent Power (kVA)

Power Factor

Fuel Consumption Estimator

Estimate diesel fuel consumption for your generator

Generator Size (kVA)

Load Percentage

Running Hours

About Power Factor

Power factor is the ratio between real power (kW) and apparent power (kVA). Most generators operate at a power factor of 0.8, meaning they deliver 80% of their kVA rating as usable kW. For example, a 100 kVA generator at 0.8 power factor delivers 80 kW of actual power.