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  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)
  • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)

    • ADT 4520-330 Signal Device Subassembly 105-FD-4520 ISS. 5 Fire Alarm Module PLC (AH1157-2)

    ADT Alarm Systems

    $88.20
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    Product Description

    ADT Alarm Systems

    MPN: 4520-330
    USED
    ADT Signaling Device Subassembly





    Approximate Weight: 2 lbs.
    Approximate Dimensions: 11" x 4" x 2"

    Shipping within 1 business day
    30 Day Warranty on all purchases

    Your purchase will include what is pictured and described above ONLY.
    For more info or pictures, please visit our FAQs or contact us :
    423 821-4712 - Sales@RiverCityIndustrial.com

    Additional Information

    SKU:
    AH1157
    UPC:
    721749828921
    Condition:
    Used
    Availability:
    Ships within 0-1 business days of full payment. Expedited shipping available.
    SKU:
    AH1157
    MPN:
    4520-330
    Approx Shipping Dims (LxWxH):
    13.000" x 10.000" x 8.000"
    Approx Shipping Weight:
    5.0000
    Location:
    A 9C
    Listed:
    1/14/2026
    UPC:
    721749828921
    eBay Listing:
    358115954201