Like on a board sitting on 2 blocks.
Should you put a car battery on a concrete floor.
Concrete also conducts heat far quicker than wood.
Never store a car battery on a concrete floor or a dirt floor for that matter.
And if you re curious see.
The design of modern day batteries includes a hard plastic shell that eliminates the intake of moisture thus making the garage floor a great place to put your car battery.
Not only that but that the battery would not take a charge after this occurred.
The difference between concrete and cement but don t take our word for it.
Is it bad for your battery.
New batteries and ones in good condition are almost immune to such temperature issues.
If you put a used battery on a garage floor and leave it there in unheated conditions there s a good chance that it may fail to start the car when replaced.
The other way around isn t always true with an already damaged battery leaking battery acid on a concrete floor potentially causing some damage to said concrete.
And here s the interesting thing clay.
Mythbusters battery vs concrete floor.
Before we dwell into the details the myth has some historical basis.
Batterystuff knowledge base article answering the popular question about battery storage.
Naturally if a topic or concept is not very well understood people can fall prey to all sorts of rumors and myths that spread from generation to generation and the question of a car battery draining on a concrete floor is one of them.
Came back a few hours later to test the voltage you d find that the one on the floor will show a lower voltage than the one on the shelf at least until they re both at a similar temperature again.
Always store a battery elevated off the floor on something that can get air movement around it.
So if you took two identical batteries placed one on a concrete floor and one on a wooden shelf.
In the past yes batteries stored on concrete floor would loose charge because of the free electrons grounding themselves outside of the battery.
Cement and concrete floors provide a fairly good barrier between the car battery and extreme temperature changes that could otherwise cause damage to the battery cells.
Apparently he is under the impression that putting a car battery on a concrete floor would drain it.
So today you can put your battery on a concrete floor for as long as you want.
Modern batteries are fully insulated and do not experience this problem anymore.