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Electrical connectors types-Automotive Electrical Terminals Coding rules

May-06-2022

Wiring Harness Crimping Terminals are very important electrical components in automotive wiring harness. This article mainly introduces two key parameters of terminals and our terminal coding rules, hoping to help you find the automobile terminals you need faster.

Classification of Terminals

Generally, terminals are classified into the following two types according to the type of connector housing that the terminals are suitable:

✔   Male Terminal: generally the terminal matched by the male connector , also called Plug Terminals, Tab Terminals.

✔   Female Terminal: generally the terminal matched by the female connector, also called Socket terminals ,Receptacle terminals.

Electrical connectors types-Automotive Electrical Terminals Coding rules (4)

Terminals Size

That is, the Tab terminal width of the when the male and female terminals match.

Electrical connectors types-Automotive Electrical Terminals Coding rules (2)

Common terminal size

Electrical connectors types-Automotive Electrical Terminals Coding rules (1)

The coding rules of our terminals are formulated according to the above two parameters. The following describes the specific rules on details.

Automotive Electric Terminal Coding Rules

Electrical connectors types-Automotive Electrical Terminals Coding rules (3)

  Product Code

The first two letters "DJ" indicates the connector, which is the same code as the connector shell.

  Classification Code

Classification

Blade Terminal

Shur plug Terminal

Splice Terminal

Code

6

2

4

  Group Code

Group

Male Terminal

Female Terminal

Ring Terminal

Y Terminal

U Terminal

Square Terminal

Flag Terminal

Code

1

2

3

4

5

6

7

  Design Serial Number

When there are several terminals whose specification are same, upgrade this number to distinguish the different types of terminals.

  Deformation Code

Under the condition that the main electrical parameters are same, different types of electric terminals shall be distinguished by uppercase letters letters.

  Specification Code

The specification Code is expressed by the Male Terminal width (mm) (shown as the terminal size in the above table).
  Wire Size Code

Code

T

A

B

C

D

E

F

G

H

AWG

26 24 22

20 18

16

14

12

10

wire size

0.13 0.21 0.33

0.5 0.52 0.75 0.83

1.0 1.31 1.5

2 2.25

3.3 4.0

5.2 6.0

8-12

14-20

22-28

 


Post time: May-06-2022

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