The Department of Defense, specifically the Department of the Navy through NAVSUP Weapon Systems Support Mechanical, is seeking contractors for the repair and modification of power supply units, classified under the PSC code 6130 for electrical converters, nonrotating. This presolicitation opportunity aims to ensure the operational readiness and reliability of critical power supply systems used in various defense applications. Interested parties can reach out to Lamar R. Crummel at (717) 605-6474 or via email at lamar.crummel@navy.mil for further details regarding the procurement process. Additional information regarding funding amounts and deadlines will be provided in subsequent announcements.