Cisco PIX-506 / PIX-506E Rack Mount Kit, CK-PIX506/E-RACKBe one of the first to receive our NEW Cisco PIX-506/PIX-506E Rack Mount Kit! Now in Stock! By default the Cisco PIX-506/506E Firewall is not rack mountable. We have custom developed a rack mounting solution for the PIX-506/506E due to overwhelming customer requests. Our custom developed rack mount kit for the PIX-506 and PIX-506E satisfies the demands of the most tidy network admins. It is designed to mount your PIX in the center of a 1.25U space in your rack making your PIX look more like a member of the family rather than a red headed stepchild. This kit includes a space to hold the PIX and also includes a space for the power supply so it will no longer be flopping around loose in your rack.