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September 08, 2026 3 min read
Setup and operating instructions for the X10 WS14A Decorator Companion Switch, used with the WS12A Dimmer or WS13A Switch for 3-way/4-way applications.
Setup and operating instructions for the X10 WS14A Decorator Companion Switch — an add-on companion switch used with the WS12A Decorator Dimmer or WS13A Decorator Switch to enable 3-way and 4-way lighting control applications.
The WS14A Decorator Companion Switch must be used together with either the WS12A Decorator Dimmer or the WS13A Decorator Switch. It is normally used for "3-way" applications — where two switches control the same light, such as at the top and bottom of a staircase. The WS14A can also support "4-way" applications, where three switches control the same light, by connecting the WS12A/WS13A plus one WS14A per the WS12A/WS13A instructions, then adding a second WS14A as described below.
WS12A Dimmer → traveller wires → WS14A Companion Switch. The traveller wires connect the WS12A Dimmer to the WS14A Companion Switch.
WS13A Switch → traveller wires → WS14A Companion Switch. The traveller wires connect the WS13A Switch to the WS14A Companion Switch.
For 4-way dimmer or switch applications (three switches controlling one light), an additional WS14A Companion Switch is added downstream of the first WS14A, connected via its own traveller wires. See the instructions included with the WS12A (for dimmer applications) or WS13A (for switch applications) for full wiring details of the additional companion switch.
90-Day Limited Warranty: X10.com, a division of X10 Wireless Technology, Inc., warrants this product to be free from defective material and workmanship for 90 days from the original date of retail purchase. X10 will repair or replace, at its sole discretion, a defective product returned within the warranty period with proof of purchase. For service, visit www.x10.com/support/return_policy.htm or email sales@x10.com to obtain a Return Merchandise Authorization (RMA) number.
X10.com, a division of X10 Wireless Technology, Inc. — www.x10.com/support
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