Southern Arizona VA Health Care Systems (SAVAHCS) requires semi-annual maintenance of their Uninterruptible Power Supply (UPS) systems. Please see SOW for all details. Questions are due no later than ... Southern Arizona VA Health Care Systems (SAVAHCS) requires semi-annual maintenance of their Uninterruptible Power Supply (UPS) systems. Please see SOW for all details. Questions are due no later than September 1st, 2026 at 11:00am MDT. Questions will only be answered via amendment and must be sent via email. Proposals are due no later than September 8th,2026 at 11:00am MDT unless extended via amendment.