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Ademco 8 Zone Expander

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Wired Zone Expander/Relay Board. Provides 8 end-of-line supervised zones
Brand: Honeywell
Part Number: 4219

Availability: More than 5 in stock

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Regular Price: $62.95

Sale $61.94


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4219 Wired Zone Expander

When your installation requirements call for 8 additional hardwired zones for new or existing installations, the 4219 is your answer. The 4219 Wired Zone Expander adds up to 8 EOLR supervised zones which are connected to the control/communicator via the control's console wiring.

The 4219 is ideal for expanding existing hardwired jobs without changing the control panel. the ability to add multiple zone expanders to gain more hardwired zones offers maximum protection with minimal cost.

The 4219 is housed in a white plastic case for wall mounting and can be mounted in Universal Can. If the 4219 is remotely mounted, there are provisions that tamper protect the unit so that it cannot be disconnected from the console wiring without detection by the control.


  • Adds up to 8 hardwired zone
  • Easily wired to control panel
  • Fits inside Universal Control cabinet
  • Expand existing security systems easily
  • Attractive case design
  • Check Control Documentation for compatibility with 4219

Additional Info

Additional Info

Part Number 4219
What's in the box (1) Ademco 8 Zone Expander


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Width 6-1/2" (169mm)
Height 4-1/4" (108mm)
Depth 1-1/4" (32mm)
Voltage 12 VDC (from control's remote console connection points)
Current 35mA