No need to throw away your old UPS away when they no longer stay for longer hours running on batteries. It is simply due to the worn out batteries. This replacement battery will rejuvenate your UPs and ensure they are back to optimal use again. Now you have gotten one to use. This backup battery is designed to fit any Brand of UPS such as Mercury, Maxview, Binatone, Cornerstone and a host of others. It can also be used for Generators, Rechargeable Fans, CCTV Power boxes and any type of product that requires a 12V battery.