Electrical & Electronic Symbols

Electrical Connector Symbols

The electrical connectors, are conductive pieces used to connect two or more conductors by adjustment. They usually consist of a male connector and a corresponding female connector.

Symbols of Electrical Connectors: Sockets, Plugs, Jack, etc.
Symbol Description Symbol Description
Plug / Male connector symbol, NEMA Male connector / Plug
Generic symbol
NEMA System
+ Info		   Female connector / Jack / Socket symbol, NEMA Female connector / Socket / Jack
Generic symbol
NEMA System
Male female connection symbol Male female connection
Plug and Jack		   Double male female connection Male and female double connection
Plug and Jack double connection
Plug / Male connector symbol, IEC Male connector / Plug
Generic symbol
IEC System		   Jack / Socket connector symbol, IEC Female connector / Socket / Jack
Generic symbol
IEC System
Bipolar male connector symbol Bipolar male connector
Two connectors		   Plug and Jack / Male female connection symbol Male female connection
Plug and Jack
RF connector / Plug coaxial connector symbol Male coaxial connector / Plug
RF connector
+ Info		   RF connector / Jack coaxial connector symbol Female coaxial connector / Jack
RF connector
Connection with equal connectors symbol Connection with equal connectors   Connecting 3 connectors symbol Connection with 3 connectors
Multipolar connection
Female / Female connection symbol Female / Female connection   Connection with 3 connectors symbol Connection with 3 connectors
Multipolar connection
Double male female connection symbol Double male female connection   Male with male connection socket symbol Male with male connection socket
Switch contacts / Bipolar connection jack symbol Bipolar connection jack
Switch contacts
+ Info		   Three-pole jack connection symbol Three-pole jack connection
Switch contacts
Three-conductor jack, has two normally closed switches connected to the contacts.
Jack socket symbol Jack socket
Two-conductor		   Two-conductor / Jack socket symbol Jack socket
Two-conductor
Two-conductor / Jack socket symbol Jack socket
Two-conductor		   Two-conductor / Jack socket symbol Jack socket
Two-conductor
Two-conductor / Jack socket symbol Jack socket
Two-conductor		   Three-conductor / Jack socket bipolar symbol Jack socket bipolar
Three-conductor
Jack socket bipolar symbol Jack socket
Two-conductor		   Jack socket bipolar symbol Jack socket bipolar
Three-conductor
Non-polarized male connector symbol Non-polarized male connector   Non-polarized male connector symbol Non-polarized male connector
Unpolarized socket symbol Unpolarized socket   Unpolarized socket symbol Unpolarized socket
Polarized male connector symbol Polarized male connector   Polarized socket symbol Polarized socket
Polarized socket symbol Polarized socket   Polarized socket symbol Polarized socket
Dot and dash connector symbol Dot and dash connector   Contact symbol Generic contact
Male plug to the grid Male plug to the grid
AC power plugs
+ Info		   Symbol of the plug to the mains socket with earth Plug connected to the main circuit with earth
Single phase connector symbol Single phase connector
+ Info		   Power connector in building symbol Power connector in building
Three-phase connector symbol Three-phase connector   Three-phase connector in building symbol Power three-phase connector in building
Base Three-phase and grounding symbol Base Three-phase and grounding   Socket with earth symbol Socket with earth
Connectors base power, 3 socket symbol Connectors base power
3 socket		   Connectors base power, 3 socket symbol Connectors base power
3 socket
Power connector with electrical transformer symbol Power connector with electrical transformer   Power connector with obturator symbol Power connector with obturator
Power connector with switch of locking symbol Power connector with switch of locking   Connector socket with SPST switch symbol Connector socket with SPST switch
Power socket with protective conductor symbol Power socket with protective conductor   Telecommunications connector symbol Telecommunications connector
Fixed part of a plug symbol Fixed part of a plug   Moving part of a plug symbol Moving part of a plug
Plugged connectors symbol Plugged connectors   Cutting or separation receptacle symbol Cutting or separation receptacle
Open connection link symbol Open connection link   Closed connection link symbol Closed connection link
Closed connection link symbol Closed connection link   Sliding contact connection Sliding contact connection
Pin header symbol Pin header
e.g. 6x1
+ Info		   Pin header symbol Pin header
e.g. 6x2
Symbols of sockets of vacuum tubes
Picture gallery of electrical connectors, sockets...
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