Electricity & Electronics Tools | The Free Tools Directory

Screenshot of Awg to Amps Electrical Converter

Awg to Amps Electrical Converter6 options

This free amp-to-wire-size calculator converts electrical load and run conditions into a recommended wire gauge (AWG), with supporting wire area and diameter outputs. You can input current, voltage, distance, conductor material, and allowable voltage drop to map amps to AWG. It is practical for wiring design decisions and quick sizing checks.

6 options⚡ Electricity & Electronics

Screenshot of Awg to Diameter Electrical Converter

Awg to Diameter Electrical Converter6 options

Its Wire Gauge Calculator includes AWG-based diameter conversion in both inches and millimeters, plus cross-sectional area and resistance outputs. The page explains the AWG formulas and provides reference values, making it useful for both quick conversion and verification.

6 options⚡ Electricity & Electronics

#2 gauge wire6 options

This AWG chart includes a row for 2 AWG with diameter, cross‑sectional area, resistance, and ampacity. It serves as a detailed lookup for #2 gauge wire data. ([electricaltechnology.org](https://www.electricaltechnology.org/2022/04/american-wire-gauge-awg-chart-wire-size-ampacity-table.html))

6 options⚡ Electricity & Electronics

Screenshot of Awg to Mm2 Electrical Converter

Awg to Mm2 Electrical Converter6 options

Its AWG to mm² toolbox page provides gauge-to-diameter and cross-sectional area conversion values for electrical design use. The page includes a practical conversion chart suitable for wiring and electronics calculations. The resource is available online for free without mandatory paid access.

6 options⚡ Electricity & Electronics

Skin Depth Calculator2 options

Calculates skin depth in conductors based on signal frequency, aiding in understanding electrical behavior in materials. This tool helps users in electronics, telecommunications, and engineering to analyze how signals travel through different materials by determining the penetration depth of electromagnetic waves. Ideal for professionals designing circuits, antennas, or systems involving high-frequency signals.

2 options⚡ Electricity & ElectronicsElectromagnetism calculators

Screenshot of Wire Resistance Calculator

Wire Resistance Calculator2 options

Convert electrical units instantly with this free wire resistance calculator. Includes reference tables, practical applications for electronics and wiring, and bidirectional conversion.

2 options⚡ Electricity & ElectronicsElectronics and circuits calculators

LED Resistor Calculator2 options

Calculates the appropriate resistor value for LED circuits by determining the required resistance based on the voltage supply and desired current flow. Helps users ensure correct LED brightness and longevity when connecting LEDs in series or parallel configurations. Helps electronics enthusiasts, hobbyists, and DIY projects to select the right resistors for their LED-based applications, ensuring optimal performance and preventing damage from over-voltage or under-current conditions.

2 options⚡ Electricity & ElectronicsElectronics and circuits calculators

Ohms Law Calculator2 options

This free Ohm's Law calculator solves for any of the variables in the Ohm's Law equation using various units of measurement and gives out the solving steps.

2 options🔢 Math & Numberscalculator free electronicscircuits

Screenshot of Resonant Frequency Calculator

Resonant Frequency Calculator2 options

Calculates the resonant frequency in an LC circuit using user-provided values for inductance (L) and capacitance (C). It employs the formula f = 1 / (2π√(LC)) to determine the frequency at which an LC circuit will naturally oscillate when driven. Engineers, students, and hobbyists working with electronics or studying electrical circuits would find this tool invaluable. It aids in quickly assessing the resonant characteristics of LC circuits, essential for designing and analyzing radio components, audio equipment, and other electronic devices that rely on oscillation.

2 options⚡ Electricity & ElectronicsElectronics and circuits calculators

Wire gauge calculator2 options

This wire gauge calculator computes the diameter, cross-sectional area, and resistance per unit length of a wire once given a wire gauge number in either the American Wire Gauge (AMG) or Standard Wire Gauge (SWG) systems.

2 options⚡ Electricity & ElectronicsElectronics and circuits calculators

Power Factor Calculator2 options

Calculates the power factor in AC circuits by determining the relationship between real, reactive, and apparent power. This tool helps users optimize energy efficiency in electrical systems by identifying areas where power is being wasted due to inefficiencies. Electrical engineers, HVAC technicians, and anyone involved with managing industrial or commercial electricity would benefit from using this calculator. It aids in making informed decisions about upgrades or modifications that could reduce energy consumption and lower utility bills.

2 options⚡ Electricity & ElectronicsElectromagnetism calculators

Three Phase Calculator2 options

Calculates apparent, active, and reactive powers in an AC circuit using input values such as line voltage, current, and power factor. Helps users in electrical engineering, electronics, and HVAC fields to analyze and design three-phase systems efficiently. Engineers, electricians, and technicians who work with alternating current (AC) circuits would find this tool invaluable for quick assessments of power consumption, efficiency, and system capacity in industrial and commercial settings.

2 options⚛️ PhysicsElectronics and circuits calculators

AWG to Circular Mils Converter

Convert electrical units instantly with this free awg to circular mils converter. Includes reference tables, practical applications for electronics and wiring, and bidirectional conversion.