The new switch has 4 terminals two on either side top and bottom. 4 way switches have four terminals each with two pairs of travelers one set usually black and one set usually brass color.
Ihs1636 Rotary Light Switch 4 Position
Light switch with 4 terminals. Each of the two are one in front of the other. The switch is a double switch but only one seems to do anything kitchen fluorescent light the other does nothing it has 4 wires 2 red and 2 black the 2 black go to two different common terminals and the 2 red go to two different l2 terminals. The double pole or 2 pole switch is essentially two single pole switches operated by one toggle. Autoec kcd4 boat waterproof toggle switch ac 16a 250v 20a 125v onoff dpst rocker switch red green blue led illuminated light 4 terminals rocker boat switchesred green blue 3pcs. My old switch has two on top two on bottom. In the diagrams below the first switch 3 way common terminal connects to line voltage.
You must purchase switches labeled as 4 way switches rather than 3 way or normal light switches. Each side is an independent light switch. A four switch configuration will have two 3 way switches one on each end and two 4 way switches in the middle. The current switch has 4 terminals of which l1 has a red and black cable and l2 has a red and black cable. The switches either side of the bed have 2 gangs on and can switch on either own individual wall light or the main 2 wall lights. Two terminalpoles are labeled in and two are labeled out pairs of wires called travelers will connect to each side.
Four way switches are used to control power to a light from three or more different locations. When the switch is operated current will either travel straight through or crisscross. These switches have four terminals as well but the terminals are identified as line and load. A 4 way switch has 4 terminals or poles. The final 3 way switch has the two travelers from the 4 way terminated onto the traveler terminals and the black switch leg from the light fixture onto the common terminal. Terminate the ground wire and again splice the neutral wires without terminating them anywhere.
The switch as you enter the room turns only the 2 main lights on and is the one i want to change. 4 way switches can be quickly identified by the 4 screw terminals in addition to the greengnd screw terminal.