Zone Expander (For 451 Alarm)

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Compatibility:  STS-4xx Series (Full List in Description)

  • Adds Up To 24 More Wireless Zones
  • Add Up to 8 Wired Zones

  • This zone expander will increase the number of zones that are allowed on our STS-451 panel. It can add an additional 24 wireless zones or an additional 8 wired zones to the alarm system.
  • $21.95
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Qty:  
  • Item #
    STS4-451ZNEX

Expander Overview
This zone expander will increase the number of zones that are allowed on our STS-451 panel. It's capable of adding an additional 24 wireless zones or an additional 8 wired zones to the alarm system, totaling 48 wireless zones or 24 wired zones.
 
-- Expander Specifications --
Supports 14 Wireless Sensors on a total of 8 wired zones
Powered by a 12v power adapter. (No backup battery.)
Wired directly to the wired zone terminals on the alarm panel.

Requirements:
- One of our 4xx alarm systems.
- Resistors for the wired terminals. (These came with your alarm system.)

 

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