Switching Power Inc., Ronkonkoma, New York, has been awarded a ceiling $57,981,395 firm‐fixed‐price, single‐award, five‐year, indefinite‐delivery/indefinite‐quantity contract for Sub‐array Power Supply Energy Savings (SAPS-ES) with an option to extend the ordering period one year. This contract provides for the production of SAPS-ES units and line replacement units spares to complete a full fleet replacement of legacy units for the Ballistic Missile Early Warning System and Precision Acquisition Vehicle Entry Phased Array Warning System radars. Work will be performed in Ronkonkoma, New York, and is expected to be completed by Sept. 30, 2024. This award is the result of a sole-source acquisition. Fiscal 2018 procurement funds in the amount of $8,978,511 are being obligated at the time of award. Air Force Life Cycle Management Center, Peterson Air Force Base, Colorado Springs, Colorado, is the contracting activity (FA8723‐19‐D‐0002).