Double Electrical Switch. Double pole light switches, sometimes called a four-way switch, are essentially two One switch controls two separate circuits. This is typically used in a series of three switches on one circuit to.
I originally had quite a few problems and. Unfollow double electrical switch to stop getting updates on your eBay feed. This allows the switches to control power feeding higher-demand appliances, motors.
A double light switch is used to turn two separate light sources in one area on and off.
These two way switches have a single pole double throw (SPDT) configuration. involves mains power supply, only those who are qualified and have electrical wiring knowledge should do this wiring.
Switches don't require any fancy equations to evaluate. It's an electrical switch; double pole - double throw (DPDT). They are not affected by dirt, mist, magnetic fields.