Caterpillar offers generator switchgear suitable for applications ranging from single standby/load management to multi-unit utility paralleling installations (generator paralleling switchgear). Some frequently asked questions regarding generator switchgear and generator paralleling switchgear include: Q. What is generator switchgear? A. The interface between the on-site generator and the building load. Q. What is generator paralelling switchgear? A. An interface that ties together multiple generators and/or power sources to supply the building load. Q. How do generator transfer switches work? A. An automatic transfer switch senses incoming utility power and in the event of an outage, starts the generator set and transfers the load. Q.Why should you purchase switchgears from Caterpillar? A. Cat Switchgear is designed to meet users’ needs and is supported by Cat dealers in over 200 countries worldwide.