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 APC SERVICE BYPASS PANEL 230V 10A BBM IE (SBP1500RMI) $455 In stock Add to cart APC REPLACEMENT BATTERY CARTRIDGE 6 (RBC6) $526 In stock Add to cart 19 in Rackmount for 9200CX switches (RACKMNT-19-CMPACT=) $104 In stock Add to cart 4 Outlet with 2M Cord (BSV400AU2M) $47 In stock Add to cart Rack PDU. Basic. 0U/1U. 120-240V/15A. 22 (AP6015A) $119 In stock Add to cart