This is a presolicitation notice for a sole-source, firm-fixed-price contract to Siemens Industry Inc. for the installation of a centralized, air-gapped alarm notification system. The work involves providing all labor and materials to install specified Siemens control hardware to monitor cooling, hydraulic, and power systems. The period of performance is 30 days after receipt of order (ARO). Companies believing they can meet the requirements must submit a complete technical package. Responses must be received no later than 10 April 2026.