The Department of Defense, through the Defense Logistics Agency (DLA) Aviation at Philadelphia, PA, is seeking proposals for the procurement of three units of the RADAR EIE MED POWER, identified by NSN 7R-1680-016817148-E7 and reference number 7288306G3. This procurement requires engineering source approval due to the flight-critical nature of the item, necessitating that only approved sources with unique design capabilities and manufacturing knowledge may participate. Interested parties must submit their proposals along with the necessary source approval documentation within 45 days of this presolicitation notice, as the government intends to negotiate with only one source under FAR 6.302-1. For further inquiries, potential bidders can contact Canon Chhoun at (215) 737-6826 or via email at canon.chhoun@dla.mil.