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Data LAN Cables
CAT 6 F UTP
CAT 6 F UTP (F/UTP) is a shielded Category 6 LAN cable designed for Class E applications up to 250 MHz. The overall foil screen helps reduce EMI in noisy environments while supporting modern Ethernet and PoE/PoE+ deployments.
Category 6 (Class E)
F/UTP overall foil
Up to 250 MHz
23 AWG bare copper
PVC / HFFR / PE
305 / 500 m
Related Cat 6 options:
CAT 6 U/UTP ·
CAT 6 SF/UTP
Category reference: Category 6 overview
On this page
CAT 6 F UTP overview
Category 6 F/UTP cables use an overall foil screen plus a drain wire to reduce electromagnetic interference (EMI). This improves signal stability compared to unshielded options in environments like industrial areas, airports and data centers. For simpler office networks with low EMI, CAT 6 U/UTP can be sufficient.
Construction – CAT 6 F UTP
Layer structure
- 23 AWG bare copper
- PE insulation
- Pair separator (PE)
- Polyester band
- Tinned copper drain wire
- Al-PET foil (100% coverage)
- Outer sheath: PVC / HFFR / PE
Why the foil matters
- Improves EMI immunity (site dependent)
- Helps reduce alien crosstalk in dense installations (project dependent)
- Preferred where power cabling runs close to data cables
Standards referenced in datasheets: ISO/IEC 11801 · TIA cabling standards
Compliance – CAT 6 F UTP
- EIA/TIA-568-C.2
- ISO/IEC 11801 (2nd ed)
- IEC 61156-5, EN 50173-1
- EN 50288-5-1
Applications
- IEEE 802.3: 10Base-T, 100Base-T, 1000Base-T, 10GBase-T
- PoE / PoE+ deployments (switch dependent)
- Industrial networks with higher EMI risk
- Data centers and structured cabling systems
- Public facilities: airports, transport systems, campus networks
Compare with CAT 5e options: CAT 5e U/UTP · CAT 5e F/UTP
Technical properties
| Mechanical properties | |
|---|---|
| Copper weight | 20 kg/km |
| Min. bending radius (during draw in) | 52 mm |
| Min. bending radius (permanently installed) | 26 mm |
| Max. tensile strength | 100 N |
| Min. crush resistance | 1000 N/10 cm |
| Min. impact | 10 impacts |
| Installation temperature | 0°C to +50°C |
| Operating temperature | -30°C to +70°C |
| Packing | 305 m / 500 m |
| Electrical properties (at 20°C) | |
|---|---|
| Max. conductor resistance | 9.5 Ω/km |
| Max. resistance unbalance | < 2% |
| Min. insulation resistance | 5000 MΩ × m |
| Mutual capacitance | 50 pF/m |
| Max. capacitance unbalance | 1600 pF/km |
| Impedance at 100 MHz | 100 ± 5 Ω |
| Delay skew | 45 ns / 100 m |
| Test voltage | 1000 V |
| Operating voltage | 125 V |
For full test limits and acceptance criteria, use the datasheet: Cat6 F/UTP PDF.
Performance table (frequency)
| Frequency (MHz) | Attenuation (dB/100m) | NEXT (dB) | PS-NEXT (dB) | ACR (dB/100m) | PS-ACR (dB/100m) | ACRF (dB/100m) | PS-ACRF (dB/100m) | Return loss (dB) |
|---|---|---|---|---|---|---|---|---|
| 1 | 2.0 | 83 | 80 | 85 | 82 | 83 | 80 | 25 |
| 4 | 3.6 | 73 | 70 | 70 | 67 | 70 | 67 | 31 |
| 10 | 6.0 | 73 | 70 | 65 | 62 | 60 | 57 | 30 |
| 100 | 19.5 | 55 | 52 | 40 | 37 | 35 | 32 | 25 |
| 200 | 28.5 | 50 | 47 | 25 | 22 | 30 | 27 | 22 |
| 250 | 32.0 | 45 | 42 | 25 | 22 | 22 | 19 | 22 |
| 300 | 33.0 | 40 | 37 | 15 | 12 | 20 | 17 | 22 |
| 400 | 39.0 | 40 | 37 | 7 | 4 | 20 | 17 | 20 |
Sheath & Euroclass options
| Option | Outer sheath | Euroclass | Cable weight | Flame retardancy | Corrosive gases | Smoke density |
|---|---|---|---|---|---|---|
| F/UTP PVC | PVC | Eca | 51 kg/km | EN 60332-1-2 | N/A | N/A |
| UTP HFFR | HFFR | Dca | 52 kg/km | EN 60332-1-2 | EN 50267-2-3 | EN 61034-2 |
| F/UTP PE | PE | Fca | 45 kg/km | N/A | N/A | N/A |
If your project requires CPR class selection, share the required Euroclass and installation country in your RFQ.
Consider when ordering CAT 6 F UTP
- Quantity & length: confirm km/box requirement (305 m or 500 m).
- Sheath type: PVC vs HFFR vs PE based on safety and environment.
- EMI conditions: F/UTP is preferred near power cables or industrial noise.
- Compliance needs: ISO/IEC and TIA requirements, plus local rules.
- Installation plan: avoid excessive bends; respect radius and pulling limits.
Storage & maintenance
- Store in dry, clean, cool areas away from heat, moisture, and chemical exposure.
- Keep packaging intact until installation to prevent jacket damage.
- Avoid stacking that can deform reels/boxes and affect performance.
- Inspect for physical damage before deployment; test links after termination.
Safety instructions
- Use correct tools (stripper, crimp/termination tools, testers).
- Do not exceed pulling tension or bend radius.
- Maintain separation from power circuits where required.
- Ensure proper grounding practices when shielded systems are used (site dependent).
- Turn off power before working near energized circuits.
FAQ – CAT 6 F UTP
What is the difference between CAT 6 F UTP and CAT 6 U/UTP?
CAT 6 F/UTP includes an overall foil shield to reduce EMI. CAT 6 U/UTP is unshielded and usually preferred in low-noise office environments.
Is CAT 6 F UTP suitable for PoE/PoE+?
Yes, it is commonly used for PoE/PoE+ deployments. Final suitability depends on installation practices, bundle sizes, and network equipment.
When should I choose CAT 6 SF/UTP?
For higher EMI exposure or demanding installations, CAT 6 SF/UTP provides stronger shielding than F/UTP (configuration dependent).
Which jacket should I select: PVC, HFFR, or PE?
PVC is standard indoor; HFFR is selected for low smoke/halogen-free needs; PE is typically used for specific environmental requirements. Choose based on project rules and installation location.
Related internal links
Request a Quote
Send sheath type (PVC/HFFR/PE), required CPR Euroclass (if any), packing length (305/500 m), quantity and destination. Email: info@upcom.com.tr
info@upcom.com.tr