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The Daily Insight

How do you wire a Leviton 4 way switch

Author

David Edwards

Updated on May 16, 2026

At the center box, with a four-way switch, black and red from the first box goes to two terminals with the black and red going to the third box to the other two terminals. The white neutral splices to the white to the light. In the third box, black and red are travelers with white going to the common.

Where do the wires go on a 4 way switch?

At the center box, with a four-way switch, black and red from the first box goes to two terminals with the black and red going to the third box to the other two terminals. The white neutral splices to the white to the light. In the third box, black and red are travelers with white going to the common.

What are the black terminals on a 4 way switch?

The Anatomy a 4-Way Switch The right side black terminal connects to the right side brass terminal. When the toggle is in the other position, the left side black terminal connects to the right side brass terminal. The right side black terminal connects to the left side brass terminal.

What color wire goes to the black screw on a 4 way switch?

The black wire running to the 4-way switch is connected to the hot terminal on the light and at the switch box it’s spliced to the black wire from the common on SW2. The red and white are used as travelers between the 4 way and SW2. The white wire is marked black at each end to mark it as hot.

Is a 4-way switch double pole?

Double pole light switches, also known as a four-way switch, are two single pole switches put together. Two separate circuits are controlled by one switch. This is typically used to control a circuit from multiple locations in a series of three switches on one circuit.

What is the 4th red wire?

The most common home wiring uses non-metallic sheathed cable with three wires in it: black, white and bare. Some sheathed cable includes a fourth red wire, which makes it useful for wiring fixtures with three-way switches, or a ceiling fan with separate light and fan switches.

What color are the screws on a 4 way switch?

Many times, four-way switches will come with two brass-colored terminal screws and two darker-colored terminal screws. A green ground terminal is also on a four-way switch.

What wire do you use for a 4 way switch?

A 3-wire NM connects the traveler terminals of the first 4-way switch and the second 4-way switch, and so on. A 3-wire NM connects the traveler terminals of the last 4-way switch and the second 3-way switch. Traveler wires are interchangeable on each switch.

Is the black screw hot or neutral?

A black or red-hot wire usually connects to a brass-colored screw terminal or black wire lead on electrical devices. A white neutral wire usually connects to a silver-colored terminal or white wire lead.

How do pickup switches work?

The pickup selector switch is connected to the guitar pickups, and gives the guitar player the ability to choose various combinations of pickups at any given time. Each combination of pickups produces a different tone that the guitarist may want to use for the particular song they are playing.

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How does a blade switch work?

The cocking arm is pulled backwards which itself pulls the blade backward. When the blade is fully retracted the spring mounted button rests in the forward notch and again pops up and locks the blade in the cocked position. The cocking arm is then manually pushed forward to again sit flush with the handle.

Where do we usually use this four-way connection?

While not commonly used, four-way switches are sometimes found in long hallways and in very large rooms that have more than two entrances. The four-way switch is used between two three-way switches to provide control for an outlet or light fixture from multiple locations.

What are the 4 wires in a light fixture?

A four-wire electrical line has a red hot wire, a black hot wire, a white common wire and a ground wire. A two-wire line is usually a black hot wire and a white common wire. The ground may be there, but it may not be connected.

What Colour is the common terminal on a 4-way switch?

4-way switches have four terminals each with two pairs of travelers (one set usually black and one set usually brass color).

What are the 4 types of switches?

  • SPST (Single Pole Single throw)
  • SPDT (single pole double throw)
  • DPST (double pole, single throw)
  • DPDT (double pole double throw)

When should you use a 4-way switch?

You use 4-way switches in situations where you want to control a light or other fixture from more than two locations. For example, the second-floor hallway lights in my own home are controlled at four different locations. To accomplish this, you must have two 3-way switches and two 4-way switches.

Where does red wire go on switch?

Attach the white wire from the light fixture, which is now the hot wire, to the nut at the top right of the switch. Attach the red wire from the light fixture to the nut at the top left of the switch. Connect the bare copper wire to the green nut at the bottom left of the switch.

What wire goes to black screw on switch?

The black wire goes up to the light through the yellow cable. The green ground screw on the switch is used to connect the two grounds. The black screw can get either the wire from the electrical panel or the wire going to the light.

What wire connects to the black screw on a switch?

The black screw has the black (common) wire that runs up to the light through the yellow cable. The two grounds are connected together and then to the green ground screw on the switch. To summarize, the black screw gets either the wire from the electrical panel or the wire going to the light.

Does the hot wire go on the top or bottom of a switch?

Is it on the top or bottom of the switch – Quora. If you are speaking of a single pole switch, doesn’t matter. On a 2 pole switch, box mounted, technically it doesn’t matter, but good practices are line at the top, load at the bottom. If a disconnect switch, always line at the top, load at the bottom.

Can you use a smart switch on a 4-way switch?

This means that you can turn any switch into a three way, four way or even five way smart switch without the need to rewire the switch because you can just mount the pico remote on the wall and connect it to the hub and it will enable three way switch functionality through programming in the hub.