NOS Marconi 6V6G
NOS in original boxes. Various brandings including Haltron, GEC, Marconi, Westinghouse, etc.
Great in Deluxes, Deluxe Reverbs, Princetons, Princeton Reverbs, and most 6V6 amps. Some modern amps that come factory equipped with JJ 6V6GTs will have plate voltages that exceed the limits of these and other normal 6V6s.