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Fastfwd75's avatar
Fastfwd75
Explorer
Jun 10, 2014

Battery was doing fine on the fan but the lights deadly

Was testing my battery for future dry camp use. Had the vent fan on for 5 hours and the battery still showed full. Added 3 lights fixtures(total 6x921 bulbs) for 40 minutes. The battery shows 1/3 f...
Seeking Advice
RVWithTito's avatar
RVWithTito
Explorer
Jun 13, 2014
Incandescent bulbs consume about 10 times more energy than LEDs. Plus the instantaneous voltage displayed on most panels are not a good measure of capacity. I installed a TriMetric battery monitor instead. Check my website if you want more info about that.

I recommend adding a second battery and gradually replacing your bulbs with LEDs.

Here is a video I did comparing LED vs incandescent bulb power consumption.

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