Apollo Spacecraft DC Power Convertor, measuring 3.5″ x 5.5″ x 3″, featuring several stenciled part numbers and an attached NAA S&ID tag, reading: "Pt. Name Converter Assy., Pt. No. V7-750347 Chg. A, S/N No. 06362YAU2129, Acct. No. 3001 Rel. 246, Contr. 7318 Dept. 568." In fine condition.