Description: A standby generator or popularly called as a backup generator is a machine designed to supply electricity during a power interruption. However, it is usability for a limited time only since it has no overload capacity. A standby generator is integrated into the main electricity line, ensuring it will automatically turn on once its switch detects the absence of consistent and continuous electricity flow. The automatic transfer switch will now use the backup power supply to power your facility. Once power is back, the generator will also automatically shut down. At MRO Supply, we completely understand the frustration of an industrial facility goes through when there is an unforeseen power outage. So, we've compiled the best standby generators from Generac in one place, making it easier to equip your workplace with the best standby generator.