Electricity Calculators
Calculate electrical circuits, power consumption, and component specifications. Analyze current flow and voltage distributions.
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Battery Life Calculator - Runtime, Charging Time & Health Analysis
Comprehensive battery calculator for device runtime prediction, charging time estimation, and battery health assessment. Calculate battery life for smartphones, laptops, tablets, and electric devices. Estimate charging times with different chargers and analyze battery degradation over time. Essential tool for device usage planning, battery optimization, and maintenance scheduling with support for Li-ion, NiMH, and lead-acid batteries.
Capacitance Calculator
Calculate capacitance, charge storage, and voltage in circuits. Analyze series and parallel combinations for electronic circuit design and applications.
Energy Consumption Calculator
Calculate electrical energy usage and costs for appliances and systems. Compare consumption patterns and estimate utility bills for different scenarios.
Inductance Calculator
Calculate inductance in electrical circuits and magnetic fields. Analyze coil properties, magnetic flux, and convert between inductance units.
Ohm's Law Calculator
Calculate voltage, current, resistance, and power using Ohm's Law and related electrical formulas. Essential for electrical engineering and circuit analysis.
Power Calculator
Calculate mechanical and electrical power in various systems. Convert between power units, analyze energy transfer rates, and measure efficiency.
Power Factor Calculator
Calculate power factor, reactive power, and power factor correction requirements. Optimize electrical systems to reduce energy waste and utility penalties.
RC Circuit Calculator
Calculate time constants, charging/discharging profiles, and frequency response of RC circuits. Essential for electronic filter design and timing applications.
Transformer Calculator - Voltage, Current, Power, Efficiency & Impedance
Advanced electrical transformer calculator for voltage transformation, turns ratio, efficiency analysis, power calculations, impedance matching, and loss calculations. Calculate primary/secondary values, core losses, copper losses, and transformer performance for step-up/step-down transformers.
Wire Size Calculator - AWG Ampacity & Voltage Drop Calculator
Professional electrical wire gauge calculator for determining AWG wire sizes, ampacity ratings, and voltage drop calculations. Calculate proper wire gauge for electrical installations, current capacity, resistance per length, and NEC compliance. Essential tool for electricians, engineers, and electrical contractors.