‌CAT5e UTP Cable Technical Overview‌

‌1. Physical Properties:‌

Construction: 4 twisted copper pairs (8 conductors) with polyethylene insulation

Jacket: PVC or LSZH (Low Smoke Zero Halogen) material

Diameter: Typically 5.2-5.5mm

Bend Radius: Minimum 4x cable diameter

Weight: ~30kg/km

‌2. Key Parameters:‌

Frequency: Up to 100 MHz

Impedance: 100Ω ±15Ω

Attenuation: ≤24 dB/100m @ 100MHz

NEXT: ≥35.3 dB @ 100MHz

Data Rate: Supports 1000BASE-T (Gigabit Ethernet)

Maximum Length: 100 meters (328 ft) for Ethernet

‌3. Performance Characteristics:‌

Untwisted Pair (UTP) design without shielding

24 AWG copper conductors (typically)

Supports Power over Ethernet (PoE) up to 15.4W (Type 1)

Operating temperature: -20°C to 60°C

Flame rating: CM/CMR/CMP available

‌4. Primary Applications:‌

Ethernet networks (10/100/1000 Mbps)

Telephone systems (multi-line)

Video surveillance systems

Building automation systems

Home networking installations

Short-distance patch cables

‌5. Standards Compliance:‌

TIA/EIA-568-C.2

ISO/IEC 11801

ANSI/TIA-1096-A

UL 444

CAT5e UTP remains the most common cabling solution for cost-effective LAN installations, offering good performance for most office and residential networking needs while being more affordable than CAT6/6a alternatives.