There is a difference between surge protectors and battery backed up voltage protectors. A battery back up model has two basic functions to perform and the first is it’s an electronic gadget that acts a buffer which protects a computer and all its files from power failure or power surge. Where as the other function of this device is to provide battery backup so that computers or other equipment can be safely shut down in the event of a total loss of electricity.
A battery back up transient voltage spike protection device has many names like the battery back up surge protector, UPS surge protector, uninterruptible power supply or just UPS. This is designed specifically to protect and conserve from electric storms, lightning strikes and any sort of electrical surge, any data stored on a computer or any other type of network peripheral. It protects mini computers, home computers, office computers, network hubs; file servers, UNIX and telecommunications systems. It provides protection to other types of critical applications or important equipments which need a high degree of security protection.