ENGINEERING / FREE ONLINE TOOL
Voltage Divider Calculator
Find the unloaded output of a two-resistor divider.
Free to use On-device processing No account needed
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Your result
A little guidance.
Calculate Vout = Vin × R2 / (R1 + R2), where R1 is connected to the input and R2 to ground. This ideal DC model assumes no load at the midpoint and excludes tolerance and power-rating constraints.
How it works
- Enter your values, or use the example to get started.
- Select “Calculate” to process your input in your browser.
- Review the result, then copy or download it when available.
Good to know.
Is my input sent to a server?
No. This tool runs in your browser. KILIZU does not upload or store the values or files you enter here.