NEMA HP4 Nomenclature

NEMA HP4 PTFE - Standard for FEP Insulation Wire

  • Replaces M16878/11, /12, /13
  • For use in the internal wiring of electronic equipment and appliances
  • Low coefficient of friction - which promotes easy handling
  • Excellent chemical resistance
  • Suitable for immersion in gasoline, gasoline vapor, and oil (at a maximum of 80° C)
  • Weathering, ozone, and corrosive environments do not affect the FEP insulation

Conductor Material

Code Type
B Silver Plated Copper(SCC)
C Nickel Plated Copper (NPC)
D Silver Plated High-Strength Copper Alloy (SCA)
E Nickel Plated High-Strength Copper Alloy (NCA)
F Silver Plated Copper Clad Steel (SCCCS)
G Nickel Plated Copper Clad Steel (NCCCS)

AWG Nominal Conductor Size

Code Size Code Size
A 32 K 14
B 30 M 10
C 28 N 8
D 26 P 6
E 24 R 4
F 22 S 2
G 20 T 1
H 18 U 1/0
J 16 W 2/0
K 14 Y 3/0
L 12 Z 4/0

Typical Part Number

nema4

NEMA Type

Type Description
Type K Type K has a voltage rating of 600
Type KK Type KK has a voltage rating of 1000
Type KT Type KT has a voltage rating of 250

Stranding

Code Value
A 1
B 7
E 19
G 37
L 133
P 665
R 817
S 1045
T 1330
V 1672
W 2109

Color Code

Code Color
0 Black
1 Brown
2 Red
3 Orange
4 Yellow
5 Green
6 Blue
7 Violet
8 Gray
9 White