25 Pair Telco Extension Cable — 90° Female to 90° Female / CMR / Cat3 / Gray
This 25 pair telco extension cable is designed for dependable voice and low-speed data connectivity, featuring two 90° 50‑pin female telco connectors on a gray CMR Cat3 riser cable. Built for telecom closets, punch‑down environments, and legacy communications systems, it offers clean cable routing, secure termination, and reliable performance for general telephone and structured voice/data applications.
Key Features
- 25 pair female-to-female extension — Ideal for extending existing 50‑pin telco connections in voice and telecom environments.
- Dual 90° female connectors — Right-angle ends help reduce cable stress and improve clearance in tight racks, cabinets, and backboards.
- CMR Cat3 riser cable — Built for in-building riser runs and compliant with Cat3 electrical requirements.
- Solid 24‑AWG copper conductors — Supports stable transmission for voice, control, and general communications circuits.
- Bandwidth up to 16 MHz — Well suited for traditional telephone systems and low-bandwidth communications links.
- S-lock connector feature — Helps provide a more secure fit in compatible telecom applications.
- UL listed and RoHS compliant — Constructed for dependable, standards-conscious installation.
- Compatible with M66 wiring blocks — A practical choice for telecom rooms, cross-connect fields, and legacy wiring infrastructure.
| Specification |
Details |
| Cable Type |
25 Pair Telco Riser Extension Cable |
| Pair Count |
25 Pair |
| Connector 1 |
50‑Pin Telco Female, 90° |
| Connector 2 |
50‑Pin Telco Female, 90° |
| Cable Category |
Cat3 |
| Jacket Rating |
CMR Riser |
| Conductor Size |
Solid 24‑AWG Copper |
| Cable Type Designation |
444 Communications Cable |
| Bandwidth |
Tested to 16 MHz |
| Color |
Gray |
| Compliance |
UL Listed, RoHS Compliant |
| Typical Uses |
Voice and data communications, general telephone applications, telecom cross-connects, and legacy system extensions |
Why buy from Gruber
- Telecom-ready inventory — Practical connectivity products for voice, copper, and legacy communications infrastructure.
- Built for real installations — A dependable extension solution for racks, backboards, wiring fields, and service closets.
- Clean, professional presentation — Easy to spec, easy to install, and ideal for maintaining organized cable paths in tight spaces.
