Series Resistor Calculator
Sum multiple resistors in series
How to Use This Calculator
1
Enter Values
Type resistor values in ohms separated by spaces or commas.
2
Calculate
Click Calculate to get the total resistance.
Formula
Rtotal = R1 + R2 + ... + Rn
For series connection, resistances add directly.
Frequently Asked Questions
Can I enter kilo-ohms?
Yes, convert to ohms first (e.g., 2.2 kΩ → 2200 Ω).
Does tolerance matter?
This calculator computes nominal values. Tolerance affects real-world results.