Octal (8 pin) solid state rectifier fits standard 5AR4, 5U4, etc sockets.
Be sure to read this article before using this item as a substitute for a tube rectifier.
twww.kcanostubes.com/content/rectifier-comparison-and-interchangeability-chart
NOS version (before the quality slipped). Handmade in USA with USA materials by Jupiter Condenser Designed as replacements for the Astrons used in vintage tweed Fenders and Gibsons, and the blue molded caps used in brown and blackface Fenders, and other vintage guitar amplifiers. These film and foil capacitors are the top choice for vintage tone in the repair of 50s and 60s amplifiers and in new builds of vintage-style amplifiers. Extra long leads for restoration of actual point-to-point wired vintage amplifiers.