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Engineering Calculators

Voltage, current, power, energy consumption, solar panel, pressure, speed, and force calculators.

10 calculators available

Voltage Calculator

Calculate voltage using Ohm's Law from current and resistance.

Calculate electrical current from voltage and resistance.

Calculate electrical power in watts from voltage and current.

Calculate energy consumption in kWh and electricity cost.

Calculate battery backup time for UPS systems.

Calculate solar panel system size and number of panels.

Calculate pressure from force and area.

Calculate speed from distance and time.

Calculate force using F = ma.

Calculate torque from force and lever arm distance.