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Guide to Finding a Replacement SLA Battery
Your equipment probably came with a battery already installed and there continues to be a lot of equipment that relies on SLA (sealed lead-acid) type batteries. Eventually these batteries are going to see a drop in performance and finally stop working. SLA batteries typically have a shelf life between 3-5 years depending on the type of battery, its maintenance and of course, how hard it needs to work.
There are a few key steps when looking to buy a replacement SLA battery that will come in handy when that time comes.
Consider the SLA battery Information
If possible, have a close look at the battery information on the casing. It should typically be quite visible. Check for:
- Voltage - you'll want to match the current voltage number (6V, 12V etc)
- Capacity (Ah) - again try to match the number but there is some flexibility with this as you may have the ability to go higher if all the other specs match.
- Type - the two main types are AGM (absorbed glass matt) and Gel.
- Dimensions - have a look (or measure) the length, width and height. This will save installation headaches.
- Terminal Types - check what type of terminals the existing battery has (blade, bolt etc) and the location of the terminals. Again, this will help with the installation.
SLA Replacement Battery Search Tips
There are typically several easier ways to identify a replacement for your battery and not all of them have to take a lot of time but can be critical.
Model Numbers – most batteries will have a model number as identification. Sometimes it’s located on a sticker which if worn out, makes it tough to ID, but those that do have it can be used to search for your exact replacement. If the current one is a Yuasa YTX12-BS simply search in BatteryClerk.com and the first result will typically be the best option for you. In this case you’ll find it here.

Part Numbers – again these may be on a sticker or often stamped into the casing. If both options are scuffed it can be tricky but more often that not, if the battery is in a protected area, it should be highly visible. If your Mobility scooter shows a part number of SLADC12-35j, again put that in our search to find your compatible replacement battery.
Combinations – sometimes you might be able to find what you need by searching for some features that you know.
When you combine several of these features, the chances of finding your exact replacement should increase. If you search for Type (wheelchair for example) dimension (something like 7.8 x 5.2 x 6.4) and even brand (Golden Technologies), you can often find your replacement unit. This method is a little more of an inexact science so try some different combinations first (Ah, V + brand) or (Ah, V + Dimensions).

At BatteryClerk we can get the batteries out within 1-2 days for shipping to most of the U.S. so you can have your replacement battery in place and ready to go. Just remove the cables from the old battery, take the old battery out of its compartment, put the new one in the same place as the old and re-attach the same cables. Some batteries will require clamps or other methods to keep them in place more securely. Check out our infographics for more details.

The BatteryClerk.com search function has been designed to make searching for your replacement battery easier. Obviously, the more information you can glean from your current battery, the more accurate you can be. Also keep in mind that not all batteries are created the same. We manufacture AJC batteries for top performance and to withstand extreme conditions which in turn helps to reduce returns, customer satisfaction and all-round good experiences. If you need to learn more about the specifics of our SLA batteries, head to our Tutorials & Guides section.