Product Hierarchy
Product Hierarchy

7851A - Category 6+ Enhanced Cable, 4 Bonded-Pairs, U/UTP, CMR

Category 6+ Enhanced Premise Horizontal Cable (600MHz), 4 Bonded-Pairs, 23 AWG Solid Bare Copper Conductors, U/UTP, Riser-CMR, PVC Jacket

Product Overview

Suitable Applications: Premise Horizontal Cable, Ethernet 1000BASE-T, Ethernet 100BASE-TX, Ethernet 10BASE-T, PoE++, PoE+, PoE
Patent: This product has one or more applicable patents. More information on patents can be found at

Construction Details

AWGStrandingMaterialNumber of Pairs
23SolidBC - Bare Copper4
MaterialColor Code
PO - PolyolefinWhite/Blue Stripe & Blue, White/Orange Stripe & Orange, White/Green Stripe & Green, White/Brown Stripe & Brown
Bonded-Pair: Yes
Outer Jacket Material
Separator MaterialMaterialNom. DiameterRipcord
Center Member (Patented E-Spline®)PVC - Polyvinyl Chloride0.280 inYes

Electrical Characteristics

Max. Conductor DCRMax. DCR UnbalanceMax. Capacitance UnbalanceNom. Mutual Capacitance
82 Ohm/km3%90 pF/100m15.5 pF/ft
Frequency [MHz]Max. DelayMax. Delay SkewNom. Velocity of Propagation (VP) [%]
100 MHz537.6 ns/100m38 ns/100m67%
High Freq
Frequency [MHz]Max. Insertion Loss (Attenuation)Min. NEXT [dB]Min. PSNEXT [dB]Min. ACR [dB]Min. PSACR [dB]Min. ACRF (ELFEXT) [dB]Min. PSACRF (PSELFEXT) [dB]Min. RL (Return Loss) [dB]Max./Min. Input Impedance (unFitted)Max./Min. Fitted ImpedanceMin. TCL [dB]Min. ELTCTL [dB]
1 MHz1.8 dB/100m82.3 dB80.3 dB80.5 dB78.5 dB74.8 dB72.8 dB20.0 dB100 ± 12 Ohm100 ± 15 Ohm40.0 dB35.0 dB
4 MHz3.5 dB/100m73.3 dB71.3 dB69.7 dB67.7 dB62.8 dB60.8 dB23.0 dB100 ± 12 Ohm100 ± 10.4 Ohm40.0 dB23.0 dB
8 MHz5.0 dB/100m68.8 dB66.8 dB63.7 dB61.7 dB56.7 dB54.7 dB24.5 dB100 ± 12 Ohm100 ± 8 Ohm40.0 dB16.9 dB
10 MHz5.7 dB/100m67.3 dB65.3 dB61.6 dB59.6 dB54.8 dB52.8 dB25.0 dB100 ± 12 Ohm100 ± 7.3 Ohm40.0 dB15.0 dB
16 MHz7.2 dB/100m64.2 dB62.2 dB57.0 dB55.0 dB50.7 dB48.7 dB25.0 dB100 ± 12 Ohm100 ± 5.7 Ohm38.0 dB10.9 dB
20 MHz8.1 dB/100m62.8 dB60.8 dB54.7 dB52.7 dB48.8 dB46.8 dB25.0 dB100 ± 12 Ohm100 ± 5 Ohm37.0 dB9.0 dB
25 MHz9.1 dB/100m61.3 dB59.3 dB52.3 dB50.3 dB46.8 dB44.8 dB25.0 dB100 ± 15 Ohm100 ± 5 Ohm36.0 dB7.0 dB
30 MHz10.0 dB/100m60.1 dB58.1 dB50.2 dB48.2 dB45.3 dB43.3 dB25.0 dB100 ± 15 Ohm100 ± 5 Ohm35.2 dB5.5 dB
31.25 MHz10.2 dB/100m59.9 dB57.9 dB49.7 dB47.7 dB44.9 dB42.9 dB25.0 dB100 ± 15 Ohm100 ± 5 Ohm35.1 dB
62.5 MHz14.7 dB/100m55.4 dB53.4 dB40.7 dB38.7 dB38.9 dB36.9 dB25.0 dB100 ± 15 Ohm100 ± 5 Ohm32.0 dB
100 MHz18.9 dB/100m52.3 dB50.3 dB33.4 dB31.4 dB34.8 dB32.8 dB25.0 dB100 ± 15 Ohm100 ± 5 Ohm30.0 dB
155 MHz23.9 dB/100m49.4 dB47.4 dB25.5 dB23.5 dB31.0 dB29.0 dB22.8 dB100 ± 15 Ohm100 ± 5 Ohm28.1 dB
200 MHz27.5 dB/100m47.8 dB45.8 dB20.3 dB18.3 dB28.8 dB26.8 dB21.6 dB100 ± 15 Ohm100 ± 5 Ohm27.0 dB
240 MHz30.5 dB/100m46.6 dB44.6 dB16.1 dB14.1 dB27.2 dB25.2 dB20.6 dB100 ± 20 Ohm100 ± 5 Ohm26.2 dB
250 MHz31.2 dB/100m46.3 dB44.3 dB15.2 dB13.2 dB26.8 dB24.8 dB20.5 dB100 ± 20 Ohm100 ± 5 Ohm26.0 dB
300 MHz34.5 dB/100m43.1 dB43.1 dB8.6 dB8.6 dB25.3 dB23.3 dB20.1 dB100 ± 20 Ohm100 ± 5 Ohm
310 MHz35.2 dB/100m42.9 dB42.9 dB7.8 dB7.8 dB25.0 dB23.0 dB20.0 dB100 ± 20 Ohm100 ± 5 Ohm
350 MHz37.7 dB/100m42.1 dB42.1 dB4.5 dB4.5 dB23.9 dB21.9 dB19.8 dB100 ± 22 Ohm100 ± 5 Ohm
400 MHz40.6 dB/100m41.3 dB41.3 dB0.6 dB0.6 dB22.8 dB20.8 dB19.5 dB100 ± 22 Ohm100 ± 5 Ohm
436 MHz42.7 dB/100m40.7 dB40.7 dB22.0 dB20.0 dB19.1 dB100 ± 22 Ohm100 ± 5 Ohm
450 MHz43.5 dB/100m40.5 dB40.5 dB21.7 dB19.7 dB18.9 dB100 ± 22 Ohm100 ± 5 Ohm
460 MHz44.0 dB/100m40.4 dB40.4 dB21.5 dB19.5 dB18.8 dB100 ± 22 Ohm100 ± 5 Ohm
500 MHz46.2 dB/100ft39.8 dB39.8 dB20.8 dB18.8 dB18.4 dB100 ± 22 Ohm100 ± 5 Ohm
550 MHz48.8 dB/100ft39.2 dB39.2 dB20.0 dB18.0 dB18.0 dB100 ± 22 Ohm100 ± 5 Ohm
600 MHz51.4 dB/100ft38.6 dB38.6 dB19.2 dB17.2 dB17.6 dB100 ± 22 Ohm100 ± 5 Ohm
UL Voltage Rating
300 V (CMR), 300 V (CL3R)

Mechanical Characteristics

UL Rating.OperatingInstallationStorage
90°C-20°C To +75°C0°C To +50°C-20°C To +75°C
Bend Radius
Stationary Min.Installation Min.
0.5 in2.25 in
Max. Pull Tension: 40 lbs
Bulk Cable Weight: 33 lbs/1000ft

Standards and Compliance

Environmental Suitability: Riser, Indoor
Sustainability: Product Lens™, Environmental Product Declaration (EPD) Available
Flammability / Fire Resistance: UL 1666 Riser, FT4, FT4, IEC 60332-1-2
NEC / UL Compliance: 800, CMR;CMR-LP (0.5A);CL3R-LP (0.5A)
CEC / C(UL) Compliance: CMR
ICEA Compliance: S-116-732-2013
IEEE Compliance: IEEE 802.3bt Type 1, Type 2, Type 3, Type 4
NEMA Compliance: ANSI/NEMA WC-66
Data Category: Category 6
TIA/EIA Compliance: ANSI/TIA-568.2-D Category 6
Cenelec Compliance: Segregation class according EN50174-2=a
CPR Euroclass: Eca
European Directive Compliance: EU CE Mark, EU Directive 2015/863/EU, EU Directive 2011/65/EU (ROHS II), EU Directive 2012/19/EU (WEEE), REACH: 2020-01-16
APAC Compliance: China RoHS II (GB/T 26572-2011)

Part Number

Plenum Number: 7852A
Item #ColorPutup TypeLengthUPC
7851A 006Z1000612825433378
7851A 0101000BlackReel1,000 ft612825190325
7851A 010A1000BlackReel-in-Box1,000 ft612825190318
7851A 0061000BlueReel1,000 ft612825190288
7851A 006A1000BlueReel-in-Box1,000 ft612825190271
7851A F6H1000GrayReel1,000 ft612825190189
7851A F6HA1000GrayReel-in-Box1,000 ft612825190172
7851A 0051000GreenReel1,000 ft612825190264
7851A 005A1000GreenReel-in-Box1,000 ft612825190257
7851A 0031000OrangeReel1,000 ft612825190226
7851A 003A1000OrangeReel-in-Box1,000 ft612825190219
7851A 0021000RedReel1,000 ft612825190202
7851A 002A1000RedReel-in-Box1,000 ft612825190196
7851A 0091000WhiteReel1,000 ft612825190301
7851A 009A1000WhiteReel-in-Box1,000 ft612825190295
7851A 0041000YellowReel1,000 ft612825190240
7851A 004A1000YellowReel-in-Box1,000 ft612825190233

Product Notes

Notes: Electrical values are expected performance based on cable testing and representative performance within a typical Belden system. Values above 600 MHz are for Engineering Information Only. Print Includes Descending Footage/Meter Markings from Max. Put-Up Length to 0.


Update and Revision: Revision Number: 0.409 Revision Date: 09-30-2020
Date: 2004-01-01
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