kW to kVA Calculator
Convert kilowatts (kW) to kilovolt-amps (kVA) using power factor. Essential for generator and transformer sizing.
kW
APPARENT POWER
11.76 kVA
IN VA
11,765 VA
FORMULA
kVA = kW / PF
REACTIVE (kVAR)
6.2 kVAR
kW to kVA β Reference Table
| kW | PF 0.7 | PF 0.8 | PF 0.85 | PF 0.9 | PF 1.0 |
|---|---|---|---|---|---|
| 5 kW | 7.14 | 6.25 | 5.88 | 5.56 | 5 |
| 10 kW | 14.29 | 12.5 | 11.76 | 11.11 | 10 |
| 15 kW | 21.43 | 18.75 | 17.65 | 16.67 | 15 |
| 20 kW | 28.57 | 25 | 23.53 | 22.22 | 20 |
| 25 kW | 35.71 | 31.25 | 29.41 | 27.78 | 25 |
| 50 kW | 71.43 | 62.5 | 58.82 | 55.56 | 50 |
| 75 kW | 107.14 | 93.75 | 88.24 | 83.33 | 75 |
| 100 kW | 142.86 | 125 | 117.65 | 111.11 | 100 |
| 150 kW | 214.29 | 187.5 | 176.47 | 166.67 | 150 |
| 200 kW | 285.71 | 250 | 235.29 | 222.22 | 200 |
π‘ How to Convert kW to kVA
kW measures real power (useful work), while kVA measures apparent power (total power flowing). The relationship depends on the power factor (PF).
kW to kVA Formula
kVA = kW / PF
Example: 10 kW at PF = 0.85 β kVA = 10 / 0.85 = 11.76 kVA
Example: 10 kW at PF = 0.85 β kVA = 10 / 0.85 = 11.76 kVA
Generators and transformers are rated in kVA because they must supply the total apparent power regardless of the load's power factor.
10 kW Γ· 0.85 PF = 11.76 kVA. Always specify your generator/transformer in kVA, not kW.