DCCS2 4 port module for single modules with Keystone installation cutout, unequipped, Applicable RJ45 modules: 130B21-E, 130910KI, 130A10-I, 130A10-I-B1, 130A10-29-I, 130A10-29-I-B1, 130A08-I and 130A08-I-B1, Applicable RJ45 couplings: 1309A0-I, Applicable fiber optic modules: 15091001-I, 15091070-I, 15091071-I, 15091072-I, 15091075-I and 15091076-I, Robust module holder made of stainless steel, Fastening in the 19 inch module carrier using a hand-operated knurled screw, The modules can be easily mounted or dismantled in 19 inch module carriers which are installed in the 19 inch cabinet (plug and play), Installation form: DCCS2