Siemon Cat 6 UTP Ethernet Cable 305M
Siemon System 6® UTP 4-Pair Cable (E3) – 23 AWG Solid Copper
The Siemon System 6® E3 is a high-performance Category 6 solution engineered to exceed ISO/IEC and ANSI/TIA Class E transmission standards. Designed for mission-critical networks, it provides significant electrical headroom for 1Gbps Ethernet and high-wattage PoE applications.
- Premium Build: 23 AWG solid bare copper conductors for maximum conductivity and durability.
- Superior Signal: Integrated center isolation member (spline) eliminates crosstalk (NEXT) for cleaner data transmission.
- Next-Gen PoE: Fully optimized for IEEE 802.3bt (Type 3 & 4) 100W PoE and Power over HDBaseT (PoH).
- Certified Safety: Available in LSOH (Low Smoke Zero Halogen), CMR (Riser), and CM fire-rated jackets.
- Installer Friendly: 305m (1000 ft.) Reelex® box ensures snag-free pulling and easy cable management.
- Global Standard: Verified compliance with ISO/IEC 11801-1 and ANSI/TIA-568.2-E.
- Free delivery within Nairobi CBD
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Siemon Cat 6 UTP Ethernet Cable (System 6) 305M
The Siemon System 6 UTP Cable is a premier Ethernet LAN cable networking solution engineered to exceed ISO/IEC and TIA/EIA Category 6/Class E performance specifications. Designed for high-density environments, this cable provides significant headroom, ensuring your network can handle the rigors of modern data demands like 1Gbps Ethernet, PoE+, and high-definition video streaming.
Key Features
- Pure Copper Performance: Features 23 AWG solid bare copper conductors for superior conductivity and minimal signal attenuation.
- Enhanced Crosstalk Control: Integrated central isolation member (spline) maintains pair geometry to significantly reduce Near-End Crosstalk (NEXT).
- High Bandwidth: Tested and verified up to 250 MHz, supporting data rates of up to 1 Gbps (and 10 Gbps at shorter distances).
- Installer-Friendly Design: Supplied in a 305m (1000ft) Reelex® pull box with reverse sequential numbering for easy cable tracking and waste reduction.
- PoE Ready: Fully compatible with IEEE 802.3af (Type 1), 802.3at (Type 2), and 802.3bt (Type 3 & 4), making it ideal for IP cameras, VoIP, and Wi-Fi 6 access points.
Technical Specifications
| Feature | Detail |
| Conductor Gauge | 23 AWG Solid Bare Copper |
| Shielding | Unshielded Twisted Pair (UTP) |
| Jacket Options | PVC (CM/CMR) or LSOH (Low Smoke Zero Halogen) |
| Frequency | 250 MHz (verified performance) |
| Standard Compliance | ANSI/TIA-568.2-D, ISO/IEC 11801-1, RoHS |
| Nominal OD | 5.8mm (0.23 in) |
Download Datasheets here. Siemon Cat6 UTP 4-Pair Cable
Choosing Siemon means investing in a “future-proof” network. While standard cables may meet the bare minimum, System 6 provides the electrical margin needed to handle high-speed data spikes and the thermal demands of high-wattage PoE without performance drops.





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Performance and Specifications
The Siemon Cat 6 UTP Ethernet Cable 305M is highly regarded by IT professionals for its solid bare copper construction and adherence to international performance standards like ISO/IEC 11801 and ANSI/TIA-568-C.2. It is a versatile choice for enterprise-grade structured cabling, supporting Gigabit Ethernet (1000BASE-T) and Power over Ethernet (PoE) applications.