ZOLL Medical Corp., Chelmsford, Massachusetts, has been awarded a maximum $66,765,417 modification (P00004) exercising the second one-year option period of a one-year base contract (SPE2D1-22-D-0013) with four one-year option periods for dual-aeromedical certified ventilators and accessories. This is a firm-fixed-price, indefinite-delivery/indefinite-quantity contract. The ordering period end date is Sept. 27, 2025. Using customers are Army, Navy, Air Force, Marine Corps, and Department of Health Affairs. Type of appropriation is fiscal 2024 through 2025 war stopper funds. The contracting activity is the Defense Logistics Agency Troop Support, Philadelphia, Pennsylvania.