What size generator or power station for a CFL bulb? (50+ W)
To run a CFL bulb, choose at least
50 W running.
50 W running.
A CFL bulb draws about 14 W while running. Pick a generator, inverter or power station rated comfortably above these numbers.
Battery runtime calculator
Estimated runtime—
Assumes about 85% usable capacity. Motors need extra headroom for startup surge.
How long a power station lasts
| Power station | Estimated runtime |
|---|---|
| 300 Wh | 18 h 13 min |
| 500 Wh | 30 h 21 min |
| 1,000 Wh | 60 h 43 min |
| 2,000 Wh | 121 h 26 min |
| 3,000 Wh | 182 h 9 min |
Sizing guide
| Minimum running watts | 50 W |
| Minimum starting watts | 50 W |
| Suggested inverter | 100 W or higher |
See also CFL bulb wattage and running cost.
FAQ
How many watts does a CFL bulb use?
About 9-25 watts to match a 40-100 W incandescent.
Are CFLs or LEDs better?
LEDs win - they use less power, last longer and contain no mercury.