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The ADEMCO 4101SN V-PlexTM Single Output Relay Module is an accessory for use with ADEMCO control panels that support serial number addressable polling loop output devices.


The 4101SN features the following:

  • Form C relay contacts rated at 2A, 28VACNDC with contact supervision.
    The position of the relay is supervised, but not the actual external contact wiring.
    Note: Some panels may not support this feature. 
  • One class B/style B EOLR-supervised aux input zone. 
  • Operating power and communication with control panels via the addressable V-PlexTM polling loop. 
  • Electronics mounted in a small plastic case with tamper-protected cover. Suitable for residential and commercial burglary and fire installations.

Product Documentation

Title   Size Date
UOXX UL 864 Commercial Fire Listing sheet PDF 20.49 KB 08/09/2013
V-Plex Addressable Technology PDF 593.39 KB 09/15/2011
V-Plex Family - Scalable Solutions PDF 1070.13 KB 11/07/2012
V-Plex Single Output Relay Module PDF 71.70 KB 09/16/2011
Ordering Information

Part No. Description
4101SN V-Plex Single Output Relay Module

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Support Materials

VISTA-128B Diagram

Product Drawings

4101SN DWG