We offer quality Reliance Controls manual transfer switches, panels, load centers, and accessories at low discount prices. As the world’s leading manufacturer of manual transfer switches for portable generators, Reliance Controls offers the most complete line of innovative transfer switches and accessories available.

What is a transfer switch? Why do I need a transfer switch? How does a transfer switch work?
Looking for an older Pro/Tran model? Find the new Pro/Tran 2 equivalent with this Comparison Chart
How to Install a Reliance Pro/Tran 2 Transfer Switch
Pro/Tran 2 Installation Videos