Honeywell Building Automation

BUILDING AUTOMATION

You are browsing the product catalog for

You are viewing the overview and resources for

    /content/hbtbt/us/en/search-results.html
    Please note that the credit card payment service will be unavailable for scheduled maintenance on Saturday, May 30th, 2026, from 12:00 AM to 6:00 AM EST (4:00 AM to 10:00 AM GMT, 5:00 AM to 11:00 AM CET and 9:30 AM to 3:30 PM IST). Thank you for your patience.

    Accessories

    P48-21-00 End Cap for Metal Sampling Tube

    Discontinued

    P48-21-00 end caps for metal sampling tubes are intended for use with conventional and intelligent duct smoke detectors.

    Overview
    This product has been discontinued.
    Honeywell will provide product support until

    System Sensor® P48-21-00 end caps for metal sampling tubes are intended for use with conventional and intelligent duct smoke detectors.

    Specifications

    Others

    • Brand
      • Silent Knight
      • System Sensor

    Others

    • Brand
      • Silent Knight
      • System Sensor
    • Brand : Silent Knight|System Sensor

    Related Categories

    [{"carouselId":"Long_Description","carouselLabel":"Long Description"},{"carouselId":"name","carouselLabel":"Name"},{"carouselId":"productURL","carouselLabel":"Product URL"},{"carouselId":"imageURL","carouselLabel":"Image URL"}]

    Related Products
    Mounting Base, 200 Series, White
    PRODUCTS
    toggle view
    SOLUTIONS
    toggle view
    INDUSTRIES
    toggle view
    Support
    toggle view
    CAREERS
    toggle view
    COMPANY
    toggle view
    CONTACT US
    toggle view
    Legal
    toggle view
    FOLLOW US

    Copyright © 2026 Honeywell International Inc.

    Terms & Conditions
    Privacy Statement
    Your Privacy Choicesicon
    Cookie Notice
    Global Unsubscribe
    You can compare up to 5 items at a time ×

    Compare X Products

    Clear All

    X of 5 products to compare