Electric Tools
Practical electrical calculators for fast checks and simple estimates
Electric Tools is a growing collection of electrical calculators and conversion tools designed for quick reference, basic estimation, and practical everyday use.
What you can do here
Estimate electrical power
Use power calculation tools for quick checks involving voltage, current, and power factor.
Estimate cost and runtime
Check rough electricity cost or battery runtime using simple input values.
Convert common units
Convert between power-related units such as kilowatts and horsepower.
Featured calculators
- Power CalculatorCalculate electrical power using voltage, current, and power factor.
- 3 Phase Power CalculatorEstimate three-phase electrical power from voltage, current, and power factor.
- Electricity Cost CalculatorEstimate electricity usage and cost using power, time, and kWh rate.
- Battery Runtime CalculatorEstimate battery runtime using battery voltage, capacity, and load power.
Browse all tools
Visit the full calculator hub to explore all available electrical calculators and converters by purpose.
Quick note
These tools are intended for quick estimation and general reference. They are useful for fast checks, but they are not a replacement for full engineering review, code compliance, or manufacturer data.