Product Number: 1245A2

CAT3 Horizontal, 4pr, UTP, LS-PVC Jkt, CMP

CAT3, 4-Pair, U/UTP-unshielded, Plenum-CMP, Premise Horizontal cable, 24 AWG solid bare copper conductors, LS-PVC insulation, LS-PVC jacket

  • Availability:
    Global
  • Status:
    Active
1245A2
5 of 5

Specifications

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Suitable Applications

802.3 10BaseT, 100BaseT4

Conductor

Size Stranding Material No. of Pairs
24 Solid BC - Bare Copper 4

Insulation

Material Color Code
PVC - Polyvinyl Chloride White/Blue Stripe & Blue, White/Orange Stripe & Orange, White/Green Stripe & Green, White/Brown Stripe & Brown

Outer Jacket

Material Material Trade Name Nom. Diameter Ripcord
PVC - Polyvinyl Chloride Flamarrest® 0.157 in No

Electricals

Max. Conductor DCR Max. Capacitance Unbalance
93.8 Ohm/km (28.6 Ohm/1000ft) 330 pF/100m

Delay

Frequency Max. Delay Max. Delay Skew Nom. Velocity of Prop.
100 MHz 537.6 ns/100m 45 ns/100m 61%

High Frequency

Frequency [MHz] Max. Insertion Loss (Attenuation) [dB/100m] Min. NEXT [dB] Min. SRL (Structural Return Loss) [dB] Max./Min. Fitted Impedance
1 2.6 41.0 12.0 100 ± 15 Ohm
4 5.6 32.0 12.0 100 ± 15 Ohm
8 8.5 27.0 12.0 100 ± 15 Ohm
10 9.7 26.0 12.0 100 ± 15 Ohm
16 13.1 23.0 10.0 100 ± 15 Ohm

Voltage

UL Voltage Rating
300 V RMS

Temperature

UL Temperature Operating Installation Storage
60°C -20°C To +60°C 0°C To +50°C -20°C To +60°C

Bend Radius

Stationary Min. Installation Min.
2.25 in (57.2 mm) 4.75 in (121 mm)

Max. Pull Tension

25 lbs (11 kg)

Bulk Cable Weight

18 lbs/1000ft (27 kg/km)

Environmental Suitability

Plenum, Indoor

Flammability / Reaction to Fire

NFPA 262 Plenum (UL 910)

NEC / UL Compliance

CMP

CEC / C(UL) Compliance

CMP

Data Category

Category 3

TIA/EIA Compliance

ANSI/TIA-568-C.2 Category 3

Third Party Performance Verification

Category 3

European Directive Compliance

EU CE Mark, EU Directive 2015/863/EU (RoHS 2 amendment), EU Directive 2011/65/EU (RoHS 2), EU Directive 2012/19/EU (WEEE), REACH: 2017-07-10

APAC Compliance

China RoHS II (GB/T 26572-2011)

Non-Plenum Number

1229A1

Notes

Electrical values are expected performance based on cable testing and representative performance within a typical Belden system. Print Includes Descending Footage Markings.

Update and Revision

Revision Number: 0.440 Revision Date: 02-20-2026

Update and Revision

Revision Number: 0.440 Revision Date: 02-20-2026


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Part Numbers

Item # Color Putup Type Length UPC
1245A2 009U1000 White UnReel 1,000 ft 612825109761

Resources

Technical Documents
Product Guides
Reference Manuals
Compliance Documentation

Resources

Technical Documents
Product Guides
Reference Manuals
Compliance Documentation