Product Specification Sheet APS1041

Rev. 01/2017

LSM103 Locking Switch Module


The 3-position locking switch module(s) shall be Alpha Communications® model LSM103 or approved equivalent.

Each LSM103 module shall be mounted in an Alpha Communications® / S.T.R.™ 'MT' series modular mounting frame, in (CHOOSE MASTER FRAME COLOR) Titanium (suffix-T), White (suffix-W) or Brown (suffix-B) color. The 'MT' frame shall be mounted (CHOOSE MOUNTING TYPE) flush (in the wall), surface (on the wall) or desk mount, using the required flush or surface housing or sloped desktop adapter.

Reliable components shall be mounted on an attractive clear polycarbonate faceplate. Pigtail wiring connectors shall be provided for wire connections. 

Contractor shall observe all local and national electrical and building codes.

LSM103 Locking Switch Module
The Alpha Communications® LSM103 3-position locking switch module provides 3 color changing locking switches to activate remote devices. Virtually any number of LSM103 modules can be used to configure a system with the room station capacity needed. The locking switches used can be N/O or N/C type and can only be re-set at the original location. When any switch is depressed the window color changes from Black to Red.

Each LSM103 module is designed to be mounted in the Alpha Communications® 'MTseries modular mounting frame, in Titanium (suffixT), White (suffix-W) or Brown (suffix-B) color. The 'MT' frame can be mounted flush (in the wall), surface (on the wall) or desk mount, using the required flush or surface housing or sloped desktop adapter.

  • 3 locking (color changing) pushbutton/switches
  • Attractive, modular, polycarbonate plastic faceplate

Dimensions: Height: 3.94" (100mm)
Width: 3.94" (100mm)
Construction: Attractive polycarbonate clear plastic faceplate.
Connections: Pigtail wire connectors 
Housing: Snaps in a standard 'MT' series frame
Three (3) locking N/O / N/C switches for remote low-voltage signaling

Alpha Communications
42 Central Drive • Farmingdale • NY • 11735-1202 • Phone: (631) 777-5500 • Fax: (631) 777-5599
TOLL-FREE: (800) 666-4800 • Web: • Email:
Copyright© 1998-2020 Alpha Communications® - All Rights Reserved.
Due to continuous product improvement, all colors, sizes, materials, finishes and specifications are subject to change without notice.