abstract
adapter
background
cable
communication
concept
connect
connection
connector
cord
current
decorative
design
device
disconnect
disconnection
ech
electric
electrical
electricity
electronic
element
energy
equipment
flat
gadget
house
hub
icon
isolated
line
object
off
outlet
plastic
plug
power
raster
sign
socket
supply
switch
symbol
technology
turn
unplugged
volt
web
wire