Regular business hours start up for single-phase, 208 volt UPS suite (upto 16 KVA – does not include SU12KRT, SU16KRT and SU20KRT and their derivative models) including primary rack mount battery pack and up to two auxiliary rack mount battery packs. When timely performed, startup activates three year onsite, next business day "break/fix" warranty service for locations within 350 miles of a covered service area. Contact Tripp Lite for current service areas. Additional charges apply for additional battery packs or cabinets.