APC (E3SBT4) – E3SBT4 – Easy UPS 3S Standard Battery Module

APC (E3SUPS20KHB) – E3SUPS20KHB – EasyUPS 3S 20kVA 400V 3:3 UPS High Tower – INCLUDE Input termination & installation in office hour (HK site, Extra $4,000 for Macau site), 8×5 Start Up, 1st year 7X24 Onsite warranty service and 1 PM visit during office hour. *** Not Include battery. Need to purchase Standard Battery (E3SBT4) or High Capacity Battery (E3SBTH4), support maximum 4pcs batteries. *** Not Include Network Card, need to purchase E3SOPT001 seperately. *** Not Include External Bypass. ** There may have charges for extra electrical works upon site inspection