Component Calculators
Free online component calculators tools. Convert and calculate component calculators values instantly in your browser.
Resistor Color Code Calculator
Decode resistor color bands to find resistance and tolerance. Supports 4-band and 5-band resistors with all standard color codes.
Capacitor Calculator (Series & Parallel)
Calculate total capacitance for capacitors wired in series or parallel. Add up to 10 capacitors and get the combined capacitance instantly.