Active Power (P)
Calculate Active Power (P) instantly with the exact formula and a worked example. Free online calculator — no signup.
Active Power (P)
S, kVA
cos φ
P
10.24kW
P
10,24 kW
More about: Active Power (P)
What it calculates
The “Active Power (P)” calculator computes P in kW from 2 parameters: s, kva, cos φ.
A standard physics formula used in educational and engineering tasks.
Example calculation
With parameters S, kVA = 12.8, cos φ = 0.8 the result is 10.24 kW (P = S·cos φ).
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.