Product Hierarchy
Product Hierarchy

9903 - Transceiver 10BASE5, #28-3pr, #24-1c, PO, Isolated Shields, PVC Jkt, CMG

IEEE 802.3 Ethernet Transceiver 10BASE5, 28 and 24 AWG stranded tinned copper conductors, polypropylene insulation, twisted pairs, overall polyester isolation tape + Duofoil® + tinned copper braid shield (92% coverage), drain wire, light gray PVC jacket.

Product Overview

Suitable Applications: IEEE 802.3 Transceiver Cable

Physical Characteristics (Overall)

AWGStrandingMaterialNo. of Pairs
287x36TC - Tinned Copper3
24TC - Tinned Copper1
Conductor Count: 8
MaterialNominal Wall Thickness
PP - Polypropylene0.009 in
PP - Polypropylene0.01 in
Color Chart
78 OhmGray & White
78 OhmYellow & Orange
78 OhmBlue & Green
PowerBlack & Red
Inner Shield Material
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Construction n x D
TapeBi-Laminate (Alum+Poly)Beldfoil®100%TC - Tinned Copper247x32
Outer Shield Material
TypeLayerMaterialMaterial Trade NameCoverage [%]
Tape1Tri-Laminate (Alum+Poly+Alum)Duofoil®100%
Braid2Tinned Copper (TC)90%
Outer Jacket Material
MaterialNominal DiameterNominal Wall ThicknessSeparator Material
PVC - Polyvinyl Chloride0.25 in0.033 inPolyester Tape

Electrical Characteristics

Conductor DCR
ElementNominal Conductor DCRNominal Outer Shield DCR
28 AWG65 Ohm/1000ft2.9 Ohm/1000ft
24 Ohm/1000ft
Nom. Capacitance Conductor to ConductorNom. Capacitance Conductor to Other Conductor to Shield
19.7 pF/ft34.8 pF/ft
Nominal Characteristic ImpedanceNominal Characteristic Tolerance
78 Ohm± 5 Ohm
Max. Delay SkewNominal Delay
66 ns/100m1.54 ns/ft
Max. Recommended Current [A]
0.875 Amps per Conductor at 25ºC
UL DescriptionUL Voltage Rating
UL AWM Style 291930 V RMS (UL AWM Style 2919)

Temperature Range

UL Temp Rating: 80°C (UL AWM Style 2919)
Operating Temp Range: -20°C To +80°C

Mechanical Characteristics

Bulk Cable Weight: 39 lbs/1000ft
Max. Pull Tension: 68 lbs
Min Bend Radius During Installation: 20 in
Min Bend Radius/Minor Axis: 2.5 in


NEC Articles: Article 800
NEC/(UL) Compliance: CMG
CEC/C(UL) Compliance: CMG
UL AWM Style Compliance: 2919 (30 V 80°C)
CPR Euroclass: Eca
IEEE Compliance: 802.3

Applicable Environmental and Other Programs

EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/96/EC (BFR): Yes
EU Directive 2011/65/EU (ROHS II): Yes
EU Directive 2012/19/EU (WEEE): Yes
EU Directive Compliance: EU Directive 2003/11/EC (BFR)
EU CE Mark: Yes
EU RoHS Compliance Date (yyyy-mm-dd): 2004-01-01
MII Order #39 (China RoHS): Yes

Flammability, LS0H, Toxicity Testing

CSA Flammability: FT4
IEC Flammability: IEC 60332-1-2
UL voltage rating: 30 V RMS (UL AWM Style 2919)


Plenum (Y/N): No

Part Number

Item #ColorUPC
9903 E4X1000Gray, Light Dec612825260288
9903 E4X500Gray, Light Dec612825260295
Footnote: C - CRATE REEL PUT-UP.

Product Notes

Notes: Polyester separator tape over pairs


Update and Revision: Revision Number: 0.284 Revision Date: 09-30-2020
Date: 2004-01-01
No accessories are available for this product