The New Click-Lock Range of PDU's to be offered by Netshop feature a Unique Locking mechanism that ensure a positive connection between critical power links in server rooms, data centres etc.
http://www.netshop.co.uk/product/520/pc951/cables-connectors/power/c13-iec-lock-to-male-c14-orange-0-5m-lead
No more springy clips that are awkward to use, now its a simple PUSH and LOCK with all standard IEC-C13 power cords and a simple press of a Red Button to Release, Simple.
Contact sales@netshop.co.uk for further information and pricing