... , VPN support, load balancing, VLAN support, 100%ORIGINAL NEW ASA5540-BUN-K9 Product DetailsDevice TypeSecurity applianceEnclosure TypeRack-mountable - 1UDimensions (WxDxH)44.5 ... AvailabilityPowerAC 120/230 V ( 50/60 Hz ) 100%ORIGINAL NEW ASA5540-BUN-K9