The MS-3R and MS-4R are 3 and 4-wire version of the same switch, used for controlling one screen from multiple locations, using the motor's voltage. MS-4R is the first control station in a serie of stations. It is also the intermediate contorl in the case of three or more stations. The fourth wire is taped off to create the MS-3R.
MS-3R is the last control station in a series of stations. therefore, it does not need to pass electricity to a next switch. It is used with one or more MS-4R controls.
Features:
- Switch is a black, Euro-style (rounded and oval)rocker switch.
- Cover plate is aluminum, finished silver satin
- Four 6" wire leads: black, red, blue, and black
- MS-3R and MS-4R start out as the same control. the
3 and 4 indicate the number of wires connected to the switch.
- 2 3/4"W x 4 1/2" H cover plate fits a single - gang box.