Welcome to SpecFab IPBSpecFab IPB, (Specialized Fabrications) fabricates segragated Isolated Phase Bus (IPB), as well as Blade and Disconnect switches for the Power Generation Industry.We also Fabricate and supply replacement parts for all of our products and that of our predecessors. Most orders for replacement parts are shipped within 48 hours, and many ship same day.Email or call our Sales Department today for a quick quote. We will respond to your request within one business day. Through our highly skilled Engineering Department, we can custom design our Isolated Phase Bus to work within your workspace parameters, and your budget.We are hiring! Please check the Careers section!We are now able to accept Visa and MasterCard for parts orders. more... See more text