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Symbol of Switches, Push-buttons, Circuit Switches...

The switches, pushbuttons, circuit switches... are electrical, electronic or mechanical devices designed to interrupt or divert the flow of electric current or other signals in an electrical circuit.

Symbology of Switches, Pushbuttons, Circuit Switches...

Symbol Description Symbol Description
Open switch symbol Open switch
Generic symbol
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  Closed switch symbol Closed switch
Switch with delayed opening symbol Switch with delayed opening   Switch with delayed opening and closing symbol Switch with delayed opening and closing
Switch with delayed opening symbol Switch with delayed opening   Switch delay when opening and closing symbol Switch delay when opening and closing
Double switch symbol Double switch - bipolar   Double switch symbol Double Switch - bipolar
One closes before the other
Limit switch symbol Limit switch
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  Double limit switch symbol Double limit switch
When one closes another opens
Time switch symbol Time switch / Timer
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  Thermal switch symbol Thermal switch
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Open thermal switch symbol Open thermal switch   Closed termal switch symbol Closed termal switch
Level switch fluid / Float switch symbol Float switch
Level switch fluid
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  Differential switch symbol Differential switch
Thermal magnetic switch symbol Thermal magnetic switch
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  Limiter symbol Limiter
Dual In-line Package, DIP symbol DIP (Dual In-line Package)
Encapsulated switches
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  Electronic limiter symbol Electronic limiter
Dual In-line Package, DIP symbol DIP (Dual In-line Package)
encapsulated switches
e.g. 4 switches
  Switch with neon lamp incorporated symbol Switch with neon lamp incorporated
Mercury switch symbol Mercury switch
Inclination or motion detector
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  Starter symbol Starter
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Selector symbol Selector   Pulse contact symbol Contact driven by a pulse counter
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Foot operated switch symbol Foot operated switch   Time switch symbol Time switch

Circuit Switch Symbols

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Switch, SDPT symbol Switch, SDPT
(A pole double throw)
Generic symbol
  Switch, SDPT symbol Switch, SDPT
(A pole double throw)
Slide switch, SDPT symbol Slide switch, SDPT   Double Switch, DPDT symbol Double Switch, DPDT
(Double pole double throw)
Double Switch, DPDT symbol Double Switch, DPDT
(Double pole double throw)
  Multi-switch symbol Multi-switch
Multi-switch symbol Multi-switch   Multi-switch symbol Multi-switch
Rotating Multi-switch / Rotary switch symbol Rotary switch
Rotating Multi-switch
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  Multi-switch symbol Multi-switch
Rotating Multi-switch symbol Rotating Multi-switch   Multi-switch symbol Multi-switch

Push-buttons / Push Switch Symbols

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Pushbutton open symbol Open Push-button / Pushbutton
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  Closed pushbutton symbol Closed push-button / Pushbutton
Pushbutton open symbol Open Pushbutton   Closed pushbutton symbol Closed pushbutton
Pushbutton limit switch symbol Pushbutton limit switch   Telegraph key symbol Telegraph key
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Double limit switch pushbutton symbol Double limit switch pushbutton
One closes and another opens
  Joystick symbol Joystick
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Pushbutton circuit switch symbol Pushbutton circuit switch   Double pushbutton symbol Double pushbutton
One closes and another opens

Symbols of Switches of Two and Three Positions

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Switch symbol Switch
Closing or opening contact
Generic symbol
  Switch symbol Switch
Closing or opening contact
Switch opening or resting symbol Switch opening or resting   Inverter switch before closing symbol Inverter switch before closing
Inverter switch with intermediate cutting position symbol Inverter switch with intermediate cutting position   Inverter switch before opening symbol Inverter switch before opening
Double opening switch symbol Double opening switch   Inverter switch before opening contact Inverter switch before opening
Contact double opening symbol Contact double opening   Circuit switch symbol Circuit switch
Cutting contact before making contact

Disconnectors / Unipolar Switch Symbols

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Disconnectors, manual contact symbol Disconnectors, manual contact
Generic symbol
  Disconnectors / open pushbutton symbol Disconnectors / open pushbutton
With automatic return after closure
Open rotating contact symbol Open rotating contact
Without automatic return after closure
  Contact / close pushbutton symbol Contact / close pushbutton
With automatic return after opening
Close rotating contact symbol Close rotating contact
Without automatic return after opening
  Contact / Squeegee switch symbol Contact / Squeegee switch
With automatic locking and return
Pushbutton with mushroom head symbol Pushbutton with mushroom head
With positive operation of opening contact and fixed position
  Contact / open pushbutton symbol Contact / Open pushbutton
Positive contact operation

Symbols of Position Switches

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Position contact symbol, closure Position contact
Closing contact
  Position contact symbol, opening Position contact
Opening contact
Dual position switch mechanically symbol Dual position switch mechanically operated in both directions   Symbols of the position switch with positive opening operation of NC contact position switch with positive opening operation of NC contact

Symbols of Contacts with Automatic Return and Position Maintained

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shutdown switch with automatic return symbol Shutdown switch with automatic return   Opening switch with automatic return symbol Opening switch with automatic return
Closing switches with maintained position symbol Closing switches with maintained position   reversing switch symbol Inverter Switch with intermediate position, with automatic return in position and without automatic return in the opposite

Symbols of Operation Switches with Advanced or Delayed

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Delayed closing switch symbol Delayed closing switch   Early opening switch symbol Early opening switch
Early shutdown switch symbol Early shutdown switch   Delayed opening switch symbol Delayed opening switch

Symbols of Switches of Step in Two-Position

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Step with momentary switch symbol Step switch with momentary closing when its control device is activated   Step with momentary switch Step switch with momentary closing when its control device is disabled
Symbol of the step switch with momentary closure when toggles its control device Step switch with momentary closing when its control device is toggle on or off      
Picture gallery of electrical and related switches
Single line switches symbols
Symbols of power switching devices
Symbols of switches by effects & dependencies
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