Tripp Lite BP48V24-2U Smart UPS 48V 2U Rackmount External Battery Pack Cable - N/A Connector(s) - DC connectors Connector(s) - DC connectors Dimension (H x W x D) - 3.5 x 17.5 x 13.5 inches / 8.9 x 44.5 x 34.3 cm Form factors supported - 2U rackmount housing