Electronic, 3 C #20 Str TC, ETFE Ins, OS, ETFE Jkt

High Temperature Electronic, 3 Conductor 20AWG (7x28) Tinned Copper, ETFE Insulation, Overall Beldfoil® Shield, ETFE Outer Jacket
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Product Overview

Suitable Applications

extreme high/low temperature environments; chemical resistant; low voltage analog signals (4-20ma, 0-10v, ...); low voltage control (24v, …); instrumentation

Construction Details
Element Number of Element Size Stranding Material
Conductor(s) 3 20 AWG 7x28 TC - Tinned Copper
Element Material Nom. Thickness Nom. Insulation Diameter Color Code
Conductor(s) ETFE - Ethylene Tetrafluoroethylene 0.015 in (0.38 mm) 0.068 in (1.7 mm) Black, Red, Green
Outer Shield
Shield Type Material Coverage Drainwire Type
Tape Bi-Laminate (Alum+Kapton®) 100% 22 AWG (7x30) TC
Outer Jacket
Material Nom. Thickness Nom. Diameter
ETFE - Ethylene Tetrafluoroethylene 0.020 in (0.51 mm) 0.193 in (4.90 mm)

Overall Cable Diameter (Nominal)

0.193 in (4.90 mm)

Electrical Characteristics
Element Nom. Conductor DCR Nom. Capacitance Cond-to-Cond Nom. Capacitance Cond-to-Other (Conds + Shield) Max. Current
Conductor(s) 11.2 Ohm/1000ft 26.5 pF/ft (86.9 pF/m) 47.7 pF/ft (156 pF/m) 6.2 Amps per Conductor at 30ºC
Voltage Rating
350 V
Mechanical Characteristics
-30°C to +150°C
Bend Radius
Stationary Min. Installation Min.
1.9 in (48 mm) 1.9 in (48 mm)

Max. Pull Tension

47 lbs (21 kg)

Bulk Cable Weight

27 lbs/1000ft

Standards and Compliance

Environmental Suitability



CA Prop 65

Flammability / Reaction to Fire

UL 1581 (VW-1)

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)

APAC Compliance

China RoHS II (GB/T 26572-2011)

Product Notes


Tefzel and Kapton are DuPont trademarks.


Update and Revision

Revision Number: 0.470 Revision Date: 06-30-2022

Part Numbers
Item # Color Putup Type Length UPC
85240 3681000 Clear, Transparent Reel 1 000 ft 612825212409