GRID: Transformers, a linchpin of resiliency, are still hard to come by -- DOE report Blake Sobczak, E&E reporter Published: Monday, April 28, 2014 When it comes to U.S. grid resiliency, large power transformers are like the 800,000-pound gorilla in the room. Please subscribe to EnergyWire to read the full story. Username: Password: Forgot your access codes? Recover them. Not a subscriber? Sign up for a trial. Ready to subscribe? Click here.