Product Hierarchy
Product Hierarchy

2123A - FOUNDATION Fieldbus or Profibus PA, (16 pr) 18 AWG (7x26) TC, XLPO/TPE, IS/OS, TC-ER

2123A-FOUNDATION Fieldbus or Profibus PA

Sixteen 18 AWG pairs stranded (7x26) tinned copper, cross-linked polyolefin insulation, individual plus overall Beldfoil® shield (100% coverage), oil- and UV-resistant TPE jacket.

Physical Characteristics (Overall)

AWGStrandingMaterialNo. of Pairs
187x26TC - Tinned Copper16
Conductor Count: 32
AWG Size: 18
MaterialNominal Wall Thickness
XLP - Cross Linked Polyolefin0.032 in
Color Chart
1Blue and Orange Numbered 1
2Blue and Orange Numbered 2
3Blue and Orange Numbered 3
4Blue and Orange Numbered 4
5Blue and Orange Numbered 5
6Blue and Orange Numbered 6
7Blue and Orange Numbered 7
8Blue and Orange Numbered 8
9Blue and Orange Numbered 9
10Blue and Orange Numbered 10
11Blue and Orange Numbered 11
12Blue and Orange Numbered 12
13Blue and Orange Numbered 13
14Blue and Orange Numbered 14
15Blue and Orange Numbered 15
16Blue and Orange Numbered 16
Inner Shield Material
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Construction n x D
TapeAluminum Foil-Polyester TapeBeldfoil®100 %TC - Tinned Copper207x28 mm
Outer Shield Material
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Construction n x D
TapeAluminum Foil-Polyester TapeBeldfoil®100 %TC - Tinned Copper187x26 mm
Outer Jacket Material
MaterialNominal DiameterNominal Wall ThicknessRipcord
F-R PVC - Flame Retardant Polyvinyl Chloride1.126 in0.085 inYes

Construction and Dimensions

Lay Length
0.091 mm

Electrical Characteristics

Conductor DCR
Nominal Conductor DCR
5.86 Ohm/1000ft
Max. Capacitance UnbalanceNom. Capacitance Conductor to Conductor
1.2 pF/ft22 pF/ft
Nominal Inductance
0.22 µH/ft
Nominal Characteristic Impedance
100 Ohm
High Frequency (Nominal/Typical)
Nom. Insertion Loss
0.08 dB/100ft
Nominal Velocity of Propagation (VP) [%]
64 %
High Freq
Max. Insertion Loss (Attenuation)Max./Min. Input Impedance (unFitted)
0.091 dB/100ft100 Ohm
ElementMax. Recommended Current [A]
Per Conductor5.4 Amps per Conductor
DescriptionUL Voltage Rating
Electrical Characteristics Notes: Max Propagation Delay Change From 7.812 kHz to 39.06 kHz: 518 pS/ft
Other Electrical Characteristic 2: 31.25 KBits/sec

Temperature Range

Installation Temp Rating: -25°C
UL Temp Rating: 90°C
Operating Temp Range: -40°C To 90°C

Mechanical Characteristics

Oil Resistance: Yes
Bulk Cable Weight: 608 lbs/1000ft
Max Recommended Pulling Tension: 940 lbs
Min Bend Radius/Minor Axis: 11.5 in


NEC/(UL) Specification: TC-ER
CSA AWM Specification: AWM I A/B II A/B

Applicable Environmental and Other Programs

EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/11/EC (BFR): Yes
EU Directive 2011/65/EU (ROHS II): Yes
EU Directive 2012/19/EU (WEEE): Yes
EU Directive 2015/863/EU: Yes
EU Directive Compliance: EU Directive 2003/11/EC (BFR)
EU CE Mark: Yes
CA Prop 65 (CJ for Wire & Cable): Yes
MII Order #39 (China RoHS): Yes


Suitability - Burial: Yes
Suitability - Indoor: Yes
Suitability - Oil Resistance: Yes
Suitability - Outdoor: Yes
Suitability - Sunlight Resistance: Yes

Flammability, LS0H, Toxicity Testing

UL Flammability: UL1581 Vertical Tray
CSA Flammability: FT4
ISO/IEC Flammability: 60332-3-24 (Category C)

Part Number

Plenum (Y/N): No
Item #Color
2123A 0061000BLUE, LIGHT
2123A 0065000BLUE, LIGHT
2123A 0031000ORANGE
2123A 0035000ORANGE
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