APC BACK-UPS CS 500VA 230V USB/SERIAL (BK500EI) $203 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 Cisco 1100 Series Router Rackmount Wallm (ACS-1100-RM-19=) $175 In stock Add to cart 5S 700VA/420W Line Interactive UPS LED (5S700AU) $241 In stock Add to cart Eaton 9SX 1500VA/1350W On Line Tower UPS (9SX1500I-AU) $2,658 Only 2 left in stock Add to cart 1U Blanking Panels – 10 Pack (BLANKP10) $160 Only 2 left in stock Add to cart EASY PDU SWITCHED 1U 16A 230V (EPDU1016S) $1,007 Only 2 left in stock Add to cart