112 50 30 10 Paris External Telephone Cable
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product detail
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Parameters
| product name | multi-pair indoor telephone cable |
| Transmission standards | YD / T838.4-2003 |
| Jacket | PVC / LSZH |
| Driver's equipment | Bare copper |
| OD conductor | 0,4 mm / 0,5 mm / 0,6 mm |
| Armored | Aluminum tape |
| Insulation material | PHYSICAL EDUCATION |
| Jacket color | Black gray |
| Sample status | A stock |
| Core number | 200 |
| If you provide a free sample | YEAH |
| Package | Wooden or custom reel |
More information
Product Introduction
This is a specific and common multi-pair cable configuration, where 25 twisted pairs (50 individual wires) are grouped together. These cables are typically connected to standard patch panels (such as a 66-pin or 110-pin patch panel) for easier connection and management. The number (25, 50, 100) directly indicates its capacity.
Features
Indoor cable: It has a PVC cover, is more flexible and can have less rigorous protection against moisture.
Outdoor/aerial cable: It has a black PE or LLDPE jacket resistant to sunlight (UV rays), moisture, and temperature fluctuations. It may include a filler compound for waterproofing.
Direct burial cable: It has the most robust armor and moisture protection, often with a metallic shield or corrugated steel tape, for underground installation.
Applications
1. Traditional telephony: Hotel room telephones, office extensions.
2. Security systems: Fire alarm panels, emergency telephones in elevators.
3. Specialized devices: Fax machines, point of sale (POS) terminals, modems.



