There's a reason why all electronics have compatibility specifications. Am sure you're aware of that. If you fail to adhere to them, you might be risking the entire performance of your gadget.
Just like every other gadgets, be it regular electronics, mobiles phones desktop computers, etc, with certain specifications, your computer too was built with compatable parts which makes it function as suppose to. Am afraid if you replace your laptop battery or any any other part with one that is not specifically designed for that model, it becomes incompatible which might very well lead to high risk and possible damage to the entire system.
It will be wise to use parts that are compatible with the original design of your laptop on order to avoid any mishap.