WAdvanced Arresting Gear
WArmature (electrical)
WDouble-T armature
WEddy current brake
WElectric motor
WElectrical steel
WElectromagnetic Aircraft Launch System
WElectromagnetic coil
WElectromagnetic radio frequency convergence
WElectromagnetic suspension
WElectromagnetic vortex intensifier with ferromagnetic particles
WHumbucker
WInduction cooking
WInductor
WMagnetic amplifier
WMagnetic cartridge
WMagnetic flow meter
WMotor soft starter
WNon-radiative dielectric waveguide
WRailgun
WReed switch
WRelay
WSaturable reactor
WShading coil
WSynchronous condenser
WTelegraph sounder