Electrical & Electronic Symbols

Basic Electrical and Electronic Symbols

Main electronic and electrical symbols that represent functions, components, devices and circuits in electronic and electrical schematic diagrams.They all belong to the most common and widely used standards in the world.

These basic electrical symbols are represented with their generic symbol. For specific representations, you can access their family in the related link in the "+ symbol" attached to the device name.

Basic analog and digital electrical and electronic symbols
Symbol Description Symbol Description

Symbols of pasive components
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Resistor symbol, IEC system Resistor
IEC system
+ symbols		   Resistor symbol, NEMA system Resistor
NEMA system
+ symbols
Inductor / Coil symbol Inductor / Coil
+ symbols		   Capacitor symbol Capacitor
+ symbols
Switch symbol Switch
+ symbols		   Circuit switch symbol Circuit switch
+ symbols
Pushbutton symbol Push-button switch
+ symbols		   Plug symbol, IEC system Plug - Contact male
IEC system
+ symbols
Fuse symbol Fuse
+ symbols		   Female plug symbol, IEC system Socket - Contact female
IEC system
+ symbols
Electric line symbol Electric line / Wire
+ symbols		   Plug symbol, NEMA system Plug - Contact male
NEMA system
+ symbols
Ground symbol Earth / Ground
+ symbols		   Female plug symbol, NEMA system Socket - Contact female
NEMA system
+ symbols

Symbols of active components
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Diode symbol Diode
+ symbols		   Diac symbol Diac
+ symbols
Thyristor symbol Thyristor
+ symbols		   Triac symbol Triac
+ symbols
IC / Chip symbol Integrated circuit / IC / Chip
+ symbols		   Amplifier symbol Amplifier
+ symbols
Electric generator Generator
+ symbols		   Battery symbol Battery
+ symbols
Transistor symbol Transistor
+ symbols		   Vacuum tube, diode symbol Vacuum tube / Electron tube
e.g. Diode
+ symbols

Symbols of Logic Gates (Digital electronic)
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AND gate symbol, ANSI system AND gate
ANSI system
+ symbols		   OR gate symbol, ANSI system OR gate
ANSI system
+ symbols
NAND gate symbol, ANSI system NAND gate
ANSI system
+ symbols		   NOR gate symbol, ANSI system NOR gate
ANSI system
+ symbols
Logic inverter symbol Logic inverter
+ symbols		   Symbol of display 7-segment LED Display 7-segment LED
+ symbols
AND gate symbol, British system AND gate
British system
+ symbols		   OR gate symbol, British system OR gate
British system
+ symbols
AND gate symbol, NEMA system AND gate
NEMA system
+ symbols		   OR gate symbol, NEMA system OR gate
NEMA system
+ symbols

Electrical test & control equipment symbols
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Ammeter symbol Ammeter
+ symbols		   Voltmeter symbol Voltmeter
+ symbols
Ohmmeter symbol Ohmmeter
+ symbols		   Frequency meter symbol Frequency meter
+ symbols
Wattmeter symbol Wattmeter
+ symbols		   Electric clock symbol Electric clock
+ symbols
Electrical counter / Integrator symbol Electrical counter / Integrator
The asterisk is replaced by the letter or symbol for the quantity count
+ symbols		   Recording instrument symbol Recording instrument
The asterisk is replaced by the letter or symbol of the magnitude recorded
+ symbols

Other basic electrical and electronic symbols
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Antenna / aerial symbol Antenna / Aerial
+ symbols		   Speaker symbol Speaker / Loudspeaker
+ symbols
Microphone symbol Microphone
+ symbols		   Lamp / Light Bulb symbol Lamp / Light Bulb
+ symbols
Direct current, DC symbol Direct current, DC
+ symbols		   Alternating current, AC symbol Alternating current, AC
+ symbols
Positive polarity symbol Positive polarity
+ symbols		   negative polarity symbol Negative polarity
+ symbols
Piezoelectric crystal symbol Oscillator / Crystal
+ symbols		   Relay symbols, (Coil and Switch) Relay
+ symbols
Electric transformer symbol Transformer
+ symbols		   Electric motor symbol Motor
+ symbols
Index of all Electrical and Electronic Symbols
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