Keystone Panel 1U, 24 port, shielded, economy version, gray Cost-effective 19" distribution panel for accommodating a maximum of 24 modules in a slimline design. The modules are simply snapped into the 19" distribution panel frame without any additional mounting accessories. The additional inner plate ensures continuous shielding. This panel is ideal for shielded and unshielded Keystone modules (max. 17.2 mm wide).