Battery carrying protective bag/case

J0nG0m

Member
Hello there... Do any of you use carrying bag with your battery?

I usually put the battery in my backpack when I get to work, but in there is not quite protected and obviously can't leave on the bike. So any suggestions for a carrying case/bag? I have a RadRhino/RadRover and it seems that battery shape is quite generic so maybe there such products in the market already, I just haven't found it yet.

Thanks
 
I use this Pedego pannier bag to carry my gear and a spare battery when I have to leave the bike parked in a public place:

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It has a separate protective compartment to store the battery with a lot of space for extra gear.

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Off the bike, it carries like a briefcase with it's attached handle.

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This particular product is designed to fit rear rack Pedego bikes but I'm sure it would also fit the Radrover rear rack if you have that option. There are many other pannier style bags that will work as well.
 
Hi... Thanks for your answer.

I have similar bags on my bike already, what I'm after is more like a sleeve, something to protect my battery while in my backpack, maybe a bit of cushion? I've seen similar products to what I'm looking for but they seem to be made from neoprene (guess to protect from cold weather) so not really protective.
 
I was going to make something out of plastic but haven't had the time to make it yet. In the meantime I made a sleeve with fold over end caps out of heavy gauge cardboard and duct tape. Then I carry it in a backpack. It has worked really well I'll continue to use it until I figure out something better.
 
The "dolphin" style battery on the rhino seems like it has a plastic cover which should offer good protection. It protects the cells inside while on the bike. What do you carry in your backpack that might damage it?

A simple plastic "sleeve" can be made from thin schedule 20 PVC pipe with a suitable diameter. Just cut to the appropriate length, glue an end cap on one end and use another as a removable cover cap. 4" diameter pipe may be too small but 5" should work. Thin schedule 20 pipe can be tough to find. Thicker, sch 40 pipe is readily available at home depot but is a bit more bulky.

I carry my spare rack style batteries in a simple canvas tote bag but this should work in a backpack as well. The battery case itself needs no protection but one end has electrical components. I protect it with a foam plastic sheet sleeve taped into the proper shape, similar to your cardboard idea. It wears out easily though. It only lasts a season or so but is easily replaceable.

I'm on the hunt for a rectangular vinyl cap that will fit but no luck so far.

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I think it is safer to carry a spare battery in a trunk bag or pannier rather than a backpack. These batteries carry as much energy as a stick of dynamite. In the event of a crash it is possible for the energy to be released if the battery sustains a shock impact and puncture. I don't know if that release could be explosive but I know it could take the form of a fire. Given that I think it is an unacceptable risk to have the battery strapped to my back. I would rather be thrown free from where the battery is being carried. I use a Topeak MTX trunk bag with the fold up panniers. I took off the original click on adapter and replaced it with a racktime adapter that works with the rear rack on my Riese & Muller. In the center bag their is room for a 500 watt Bosch Battery, a separate compartment for tools, a spare inner tube, a compact first aid kit, a gas filling kit with a couple of gas cartridges, a rain cover for my helmet and one for my saddle, a couple of energy bars and a pair of rain pants if needed. That leaves the two fold out panniers for bringing home mail from the PO or some groceries. If the bag is too roomy, I pad it with some microfiber cleaning rags so the battery is not chaffing or bounding around inside the bag. if you are filling the bag with gear around the battery, be careful not to put anything hard, rough or edgy in contact with the bag. The vibration of the ride will chaff on the plastic battery case and leave a mark.
 
@rideaholic that seems a good idea, but because my battery is most is the time wet because of snow I think cardboard will deteriorate fast.

@6zfshdb is not so much what I have in my backpack, is just in there is not quite protected. For example when I go to work I put my backpack on a hook inside my locker, one time because of the weight the battery, the hook bent and the bag went straight down. Yes the casing is protective enough, but if cracks the cells are going to be exposed to moisture. What you have there on your pictures is a really good idea, have to work something around that, it would be nice if it had a handle also (sounds picky but I have dropped the battery 3 times already)

@Alaskan I have panniers and I don't have spare battery, if so I agree with you that pannier is the best place for spare battery. In my case when I take the battery off the bike I need to put it somewhere save, for example I could have my backpack and a carrying bag for the battery which can also go inside the backpack if needed
 
There are many canvas bags available, with or without handles, The trick is finding the right size. I use these canvas sleeves to protect my handlebars but they should be a good fit on a dolphin style battery.

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https://www.amazon.com/gp/product/B00Q2MGDHE/ref=oh_aui_search_detailpage?ie=UTF8&psc=1

The sleeves have an elastic closure on one end and two snaps on the other to reduce the size of the opening. They are made of heavy canvas and with a little modification, should work as a battery sleeve. They come in pairs so you could put one inside the other to double the protection.
 
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