Middle Atlantic Premium Online Series Replacement Battery Pack - 1500VA UPS and 1500VA Left UPSWhen downtime is not an option, you need power you can trust. The Middle Atlantic Premium Online Series Replacement Battery Pack is engineered to restore peak performance to your 1500VA UPS and 1500VA Left UPS, keeping mission critical systems protected in any environment. This premium battery pack is designed for professional installations where clean, reliable power is essential for sensitive equipment, network gear, and high end AV racks. By