APC BACK-UPS CS 500VA 230V USB/SERIAL (BK500EI) $202 In stock APC BACK-UPS CS 500VA 230V USB/SERIAL (BK500EI) quantity Add to cart SKU: BK500EI Categories: Power & Rack Equipment, Power Equipment Brand: APC Description Description APC BACK-UPS CS 500VA 230V USB/SERIAL Related products MOUNT RAM 4.75 ARMW/2X (95ACC1048) $99 In stock Add to cart VERT. POLE/WALL MOUNT KIT FOR CATALYST W (AIR-MNT-ART1=) $289 In stock Add to cart 4 Outlet with 2M Cord (BSV400AU2M) $47 In stock Add to cart 9PX 3000VA ANZ Li-Ion UPS (9PX3000IRTANZ-L) $7,374 In stock Add to cart APC Smart-UPS 1000VA LCD (SMT1000IC) $1,136 In stock Add to cart