Patch Panel LS Cable & System Cat.3 & Cat.5 U/UTP cable Multi-Pair, Cable 2, and Cable 25~500 Pair for high-speed data transmission in global commercial networks. Simplified structuring cable solution that preserves long-term network investment. Patch Panel Unshielded Patch Panel - LS-TPP-25P, 50P Description PCB Type 1U-25P-50Pport High density Voice Unshielded Patch Panel 4-Pin connecting RJ45 Connector Modules are Individually terminated using IDV giving assurance of wire connection and using punching down tool. Part Lists 25-Pair Telephone Patch Panel: LS-TPP-25P 50-Pair Telephone Patch Panel:LS-TPP-50P Application Voice Telehone, PBX, X21, V.11, So-Bus, S1/S2, Ethernet10Base-T, Token Ring 4Mbit/s Learn more