﻿ Online calculators for electricians

## Online calculation of energy in a capacitor

Calculation of the energy in the capacitor comes down to introducing the known voltage, resistance and capacitance. The online calculator will calculate everything on its own.

## SMD Resistor Labeling Calculator

Online calculator that allows you to determine the labeling of SMD resistors, knowing the resistance. By the designation, find out how many ohms the SMD resistor is designed for.

## Calculator to convert watts to amperes

Online transfer of Watt to Amperes. A calculator with which you can convert power to current, knowing the voltage. Examples of calculations for different cases.

## Fuse Calculator Calculator

Online calculator that calculates the fuse for current. Formulas that allow you to calculate the diameter of the wire for the fuse yourself.

## Online calculation of battery charging time

Online calculation of the charging time of the car battery charger. A simple calculator in which you need to enter the battery capacity and charger current.

## Online circuit calculation

Perform the calculation of the electric circuit, knowing the voltage and current strength. A simple online calculator with which you can quickly calculate the electrical circuit.

## Online calculation of the resistor for the LED

Online calculator with which you can calculate the resistor for the LED. All the necessary formulas, table and example of calculation work.

## Online reactance calculation

Online calculator for calculating the reactance of a capacitor and inductance. Formulas to help you calculate reactance manually.

## Online calculation of cable voltage losses

Online calculator for calculating cable voltage losses. Formulas with which you can independently calculate the voltage loss in the cable line.

## Inductor calculator

Online calculator with which you can calculate the coreless inductor. Formula for manual coil calculation.

## Color Resistor Calculator

Online calculator for calculating the color marking of resistors in 4 and 5 bands. Using the selection method, you can determine the value of the resistor by color coding.

## Online direct wire inductance calculation

Online calculator for quick calculation of direct wire inductance. Formula with explanations for calculating the inductance of a direct conductor.

## Voltage divider calculator

Online calculator that allows you to calculate the voltage divider on the resistors. A quick way to calculate the current and voltage divider.

## Calculation of cable weight online

An online calculator that calculates cable weight by section and length. You can calculate the weight of the cable or wire for free by choosing the right brand.

## Ground Resistance Calculation Online

Online calculator for calculating grounding resistance online. The calculator allows you to quickly calculate the length and resistance of a horizontal ground electrode.

## Calculation of lighting in a room online

Online calculator for calculating indoor lighting. The calculator allows you to calculate the power of the lamps for the room according to the given size of the room.

## Calculation of heat loss at home online

Online calculator for calculating the heat loss of a private house. The calculator allows you to calculate the heat loss and heat output of the boiler.

## Calculation of cable cross-section online

Online calculator for calculating cable cross-section by power and length. The calculator allows you to quickly calculate the cable cross-section in a single-phase and three-phase network!

When wiring, it is often necessary to perform calculations. Most often, electricians use online calculators in order to quickly select the cable cross-section by power or to calculate the resistance of the ground electrode. Today, there are many calculators that significantly facilitate the work of professional and beginner electricians. In this section, we collect popular online programs for electricians and home craftsmen. All you need to do is select the calculator option you are interested in and make calculations using the source data. We hope that the online calculators provided by us for electricians have become useful to you and helped in the calculation work!