"draw power from" is a correct and usable phrase in written English.
It can be used to mean to take strength or energy from a source. For example, "Many athletes draw power from the support of their fans."
Its suppliers draw power from the now-disabled nuclear plants.
The plastic windows draw power from the plane's electrical system.
For example, several components may draw power from the same source.
At a cafe in Berkeley, patrons draw power from an extension cord plugged into the ceiling.
Small gadgets could draw power from the tiny tremors in your office or car.
Any of the three grids can draw power from this, as needed.
As those flights become longer and higher, the aircraft will start to draw power from its solar cells.
They draw power from their indefinite status, bringing together those who would otherwise be divided by definitions.
They will probably draw power from the battery in future cars; they do not now do so.
Car owners who allow utilities to draw power from their cars could get discounts on electricity rates.
They also hope to get the reader to draw power from the iPhone itself, rather than from a battery.
