Category 3-UTP 25Pair 26AWG , GB 31247 B1 Rating
Category 3-UTP 25Pair 26AWG , GB 31247 B1 Rating
- Availability
- Asia Pacific
- Status
- Active
- Orderable items
- 2
Part numbers
YJ72872B1 is a product family. Each item number below is a separate orderable part — colour, put-up and length differ.
| Item # | Color | Length | Order |
|---|---|---|---|
| YJ72872B1 0101000M | Black | 1,000 m | Order online |
| YJ72872B1 0081000M | Gray | 1,000 m | Order online |
Specifications
Product Overview
| Suitable Applications | Premise Backbone Cable, Ethernet 10BASE-T, Analog Phone, FAX |
|---|
Construction Details
| Overall Cable Diameter (Nominal) | 9.5 mm (0.37 in) |
|---|
Conductor
| Element | Pair(s) |
|---|---|
| Size | 26 AWG |
| Stranding | Solid |
| No. of Pairs | 25 |
Insulation
| Material | PE - Polyethylene |
|---|---|
| Color Code | Western Electric |
Outer Shield
| Shield Type | No Shield |
|---|
Outer Jacket
| Material | LSZH - Low Smoke Zero Halogen (Flame Retardant) |
|---|---|
| Ripcord | Yes |
Electrical Characteristics
Electricals
| Max. Conductor DCR | 148 Ohm/km (45.1 Ohm/1000ft) |
|---|---|
| Max. Mutual Capacitance | 66 pF/m (20 pF/ft) |
High Frequency
| Frequency | Max. Insertion Loss (Attenuation) | Min. NEXT [dB] | Min. SRL (Structural Return Loss) [dB] | Max./Min. Fitted Impedance |
|---|---|---|---|---|
| 1 | 3.1 | 41 | 12 | 100 ± 15 Ohms |
| 4 MHz | 6.7 | 32 | 12 | 100 ± 15 Ohms |
| 8 MHz | 10.2 | 27 | 12 | 100 ± 15 Ohms |
| 10 MHz | 11.6 | 26 | 12 | 100 ± 15 Ohms |
| 16 MHz | 15.7 | 23 | 10 | 100 ± 15 Ohms |
Mechanical Characteristics
| Max. Pull Tension | 400 N (90 lbf) |
|---|---|
| Bulk Cable Weight | 125 kg/km (84.0 lbs/1000ft) |
Temperature
| UL Temperature | 72 V DC |
|---|---|
| Operating | -20°C to +60°C |
Bend Radius
| Installation Min. | 95 mm (3.7 in) |
|---|
Standards and Compliance
| GB Compliance | GB 31247 |
|---|---|
| TIA/EIA Compliance | ANSI/ TIA 568 .2 D Category 3 |
| ISO/IEC Compliance | IEC 11801-1 |
| European Directive Compliance | EU Directive 2015/863/EU (RoHS 2 amendment) |
History
| Update and Revision | Revision Number: 0.29 Revision Date: 02-20-2026 |
|---|
Resources
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