F-450 V10 Battery cover?

It's probably a battery blanket. It's insulation.

It is insulation. It prevents the heat from the engine from getting to the battery and extends the life of the battery.

Yes it is an insulator and my dealer said its mainly for cold weather and he advised to take off here in Az. I have had them on several vehicles and took all off and suffered no ill effects afterwards.

So its your choice to use or take off since its really not needed.

Hank85713 wrote:
Yes it is an insulator and my dealer said its mainly for cold weather and he advised to take off here in Az. I have had them on several vehicles and took all off and suffered no ill effects afterwards.

So its your choice to use or take off since its really not needed.

It's also for heat, which is worse than cold in general for batteries, but not an issue either way. I'm sure theoretically there's a small benefit.
Like most things, real world, not enough to make a difference and too many other contributing factors to battery life anyway.

Last set of quality batteries lived in my 07 diesel for 10+ years, no blankets and 2 winters in Alaska.

Hank85713 wrote:
Yes it is an insulator and my dealer said its mainly for cold weather and he advised to take off here in Az. I have had them on several vehicles and took all off and suffered no ill effects afterwards.

Just the opposite ! They protect from HEAT !!

Hank85713 wrote:
Yes it is an insulator and my dealer said its mainly for cold weather and he advised to take off here in Az. I have had them on several vehicles and took all off and suffered no ill effects afterwards.

So its your choice to use or take off since its really not needed.

Your dealer is a idiot, that battery insulation is to protect the battery from the extreme under hood temps, heat is what kills battery's, evaporates the electrolyte and turns them into junk.

Yes, I'm thinking protection from heat would be the main player here. We all know Ford would not spend money on any part that had no benefit. So I guess to some degree there is logic behind the part and all the time and money spent on R & D to produce the part.