Reduced PriceOffersContact UsHelpTrack Orders
Home
Login
Register
My Account
0
0 ItemsHK$0.00
  • All Products
    • Manufacturers
    • Popular Manufacturers
      ANALOG DEVICES
      STMICROELECTRONICS
      KEMET
      PANASONIC
      AMPHENOL
      ALPHAWIRE
      OMEGA
      NI
      TEKTRONIX
      TE CONNECTIVITY
      LITTELFUSE
      RASPBERRY PI
      View All Manufacturers
      MULTICOMP PRO

      The Engineer's Choice

      From prototype to production

      Learn More

      ACCESS ASSEMBLE ASPIRE

      The right components for tomorrow's success

      Learn More
      • Resources
      • Services
        • Custom Components
        • Purchasing & Procurement support
        • Design Resources
        • Production & Contract Manufacturing Services
        • Education Hub
        • Education Kits
        • Facilitates & Operation Support
        • Packaging Solutions
        View All Services
        Technical Resources
        • Security & Surveillance
        • Healthcare
        • Industrial Automation
        • OEM Solutions
        • EV Charging
        • Internet of Things
        • Artificial Intelligence
        • Maintenance & Safety
        • Wireless Technology
        • Sensor Technology
        • Power Management
        • Embedded Hub
        • 3D Printing Solutions
        • Engineering Glossary
        • Calculators & Charts
        • Selector Tools & Catalogues
        • eTechJournal
        • Software Offer
        View All Tech Resources
        Help
        • Contact Us
        • New To element14
        • Technical Support
        • Delivery Information
        • Legislation and Environmental
        • FAQ's
        • Feedback
        View All Help
        • Communities
        • element14
          Visit the element14 Community for technical discussions, learning content, and opportunities to test new products.
          hacksterio
          Hackster is a community dedicated to learning hardware.
          • Bill of Materials (BOM) Upload
            • Tools
            • Quick Buy
              Parts List (BOM) Upload
              Request a Quote
              All Buying Tools
              • Offers
                • Contact Us
                  • Help
                    • Reduced Price
                      1. Home
                      2. Security
                      3. Intrusion Detection

                      Intrusion Detection:

                      77 Products Found
                      Find a huge range of Intrusion Detection at e絡盟 Hong Kong, including Alarm Switches, Detectors / Sensors, Accessories, Barriers, Control Panels / Remote Keypads. We stock a wide range of Intrusion Detection from the world's top manufacturers including: Seco-larm, Finder, Jsp, Fulleon & Defender Security
                      View
                      Buyer
                      Engineer
                      Manufacturer
                      Packaging
                      Categories
                      Intrusion Detection

                      (77)

                    • Accessories (15)
                    • Alarm Switches (29)
                    • Alarm Systems (2)
                    • Barriers (7)
                    • Bell Boxes (2)
                    • Control Panels / Remote Keypads (4)
                    • Detectors / Sensors (18)
                    • No Filter(s) Applied
                      0 Filter(s) Selected
                      ComparePrice ForQuantity
                      SM-4105-LQ/B
                      SECO-LARM SM-4105-LQ/B
                      2808833

                      Data Sheet

                      SECO-LARM
                      1. Steel Door Recessed Contact N.C.1" Gap (
                      Each
                      1+
                      HK$48.050
                      Min: 1 / Mult: 1
                      18.21.8.230.0300
                      FINDER 18.21.8.230.0300
                      2930806

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$860.650
                      5+
                      HK$753.060
                      10+
                      HK$738.000
                      25+
                      HK$722.940
                      50+
                      HK$707.880
                      More Pricing...
                      Min: 1 / Mult: 1
                      ELK960
                      ELK PRODUCTS ELK960
                      2803976

                      Data Sheet

                      RoHS

                      ELK PRODUCTS
                      1. DELAY TIMER
                      2. 24V
                      Each
                      1+
                      HK$252.000
                      Min: 1 / Mult: 1
                      SM-226L-3Q
                      SECO-LARM SM-226L-3Q
                      2808374

                      Data Sheet

                      RoHS

                      SECO-LARM
                      1. Product Range:SM Series
                      Each
                      1+
                      HK$212.000
                      Min: 1 / Mult: 1
                      SM-4301-TQW
                      SECO-LARM SM-4301-TQW
                      2808836

                      Data Sheet

                      SECO-LARM
                      1. Plunger Type Contact
                      Each
                      1+
                      HK$29.020
                      Min: 1 / Mult: 1
                      SM-300Q/W
                      SECO-LARM SM-300Q/W
                      2808377

                      Data Sheet

                      SECO-LARM
                      1. Product Range:SM Series
                      Each
                      1+
                      HK$38.100
                      Min: 1 / Mult: 1
                      SM-4601-L3Q
                      SECO-LARM SM-4601-L3Q
                      2808840

                      Data Sheet

                      SECO-LARM
                      1. Industrial Wide Gap Contact
                      Each
                      1+
                      HK$169.580
                      Min: 1 / Mult: 1
                      18.51.8.230.0300
                      FINDER 18.51.8.230.0300
                      2930812

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$1,123.350
                      5+
                      HK$982.930
                      10+
                      HK$963.280
                      25+
                      HK$943.620
                      50+
                      HK$923.960
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.41.8.230.0300
                      FINDER 18.41.8.230.0300
                      2930811

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 30 m
                      4. 18 Series
                      Each
                      1+
                      HK$1,366.830
                      5+
                      HK$1,195.970
                      10+
                      HK$1,172.060
                      25+
                      HK$1,148.140
                      50+
                      HK$1,124.220
                      More Pricing...
                      Min: 1 / Mult: 1
                      KDS33
                      C&K COMPONENTS KDS33
                      3263276

                      Data Sheet

                      RoHS

                      C&K COMPONENTS
                      1. Alarm Switch
                      2. KDS
                      3. SPST-NC
                      4. 30.42 mm
                      5. 15.24 mm
                      6. 10.16 mm
                      Each
                      1+
                      HK$42.810
                      5+
                      HK$39.260
                      10+
                      HK$35.700
                      20+
                      HK$33.460
                      50+
                      HK$31.220
                      Min: 1 / Mult: 1
                      18.31.8.230.0000
                      FINDER 18.31.8.230.0000
                      2930808

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$750.590
                      5+
                      HK$656.760
                      10+
                      HK$643.630
                      25+
                      HK$630.490
                      50+
                      HK$617.360
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.01.8.230.0000
                      FINDER 18.01.8.230.0000
                      2930802

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. External PIR
                      3. 10 m
                      4. 110 °
                      5. 18 Series
                      Each
                      1+
                      HK$511.990
                      5+
                      HK$447.990
                      10+
                      HK$439.040
                      25+
                      HK$430.080
                      50+
                      HK$421.120
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.11.8.230.0000
                      FINDER 18.11.8.230.0000
                      2930803

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 10 m
                      4. 110 °
                      5. 18 Series
                      Each
                      1+
                      HK$598.700
                      5+
                      HK$523.860
                      10+
                      HK$513.390
                      25+
                      HK$502.910
                      50+
                      HK$492.430
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.31.8.230.0031
                      FINDER 18.31.8.230.0031
                      2930809

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$820.480
                      5+
                      HK$717.920
                      10+
                      HK$703.570
                      25+
                      HK$689.210
                      50+
                      HK$674.850
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.31.8.230.0300
                      FINDER 18.31.8.230.0300
                      2930810

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$827.540
                      5+
                      HK$724.090
                      10+
                      HK$709.610
                      25+
                      HK$695.130
                      50+
                      HK$680.650
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.21.8.230.0000
                      FINDER 18.21.8.230.0000
                      2930805

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$757.030
                      5+
                      HK$662.400
                      10+
                      HK$649.160
                      25+
                      HK$635.910
                      50+
                      HK$622.660
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.31.0.024.0300
                      FINDER 18.31.0.024.0300
                      2930807

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$820.480
                      5+
                      HK$717.920
                      10+
                      HK$703.570
                      25+
                      HK$689.210
                      50+
                      HK$674.850
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.5D.8.230.0000
                      FINDER 18.5D.8.230.0000
                      2930815

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$1,833.750
                      5+
                      HK$1,604.530
                      10+
                      HK$1,572.440
                      25+
                      HK$1,540.350
                      50+
                      HK$1,508.260
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.51.8.230.B300
                      FINDER 18.51.8.230.B300
                      2930814

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$960.700
                      5+
                      HK$958.500
                      10+
                      HK$956.290
                      25+
                      HK$954.090
                      50+
                      HK$951.880
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.51.8.230.0040
                      FINDER 18.51.8.230.0040
                      2930813

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$1,236.620
                      5+
                      HK$1,082.040
                      10+
                      HK$1,060.400
                      25+
                      HK$1,038.760
                      50+
                      HK$1,017.120
                      More Pricing...
                      Min: 1 / Mult: 1
                      18.21.0.024.0300
                      FINDER 18.21.0.024.0300
                      2930804

                      Data Sheet

                      RoHS

                      FINDER
                      1. Sensor
                      2. Passive Infrared
                      3. 8 m
                      4. 18 Series
                      Each
                      1+
                      HK$820.480
                      5+
                      HK$717.920
                      10+
                      HK$703.570
                      25+
                      HK$689.210
                      50+
                      HK$674.850
                      More Pricing...
                      Min: 1 / Mult: 1
                      SM-4601-LQ
                      SECO-LARM SM-4601-LQ
                      2808839

                      Data Sheet

                      SECO-LARM
                      1. Industrial Wide Gap Contact
                      Each
                      1+
                      HK$137.310
                      Min: 1 / Mult: 1
                      HDC000-265-300
                      JSP HDC000-265-300
                      1375498

                      Data Sheet

                      JSP
                      1. CHAIN
                      2. 6MM
                      3. 25M PACK
                      4. BLACK/YELLOW
                      Each
                      1+
                      HK$204.930
                      5+
                      HK$190.550
                      10+
                      HK$184.090
                      25+
                      HK$180.410
                      Min: 1 / Mult: 1
                      HDE100-005-300
                      JSP HDE100-005-300
                      1375511

                      Data Sheet

                      JSP
                      1. CHAIN
                      2. SUPPORT POST
                      3. W/CAP
                      4. BLK/YELLOW
                      Each
                      1+
                      HK$88.870
                      5+
                      HK$82.400
                      10+
                      HK$79.510
                      25+
                      HK$76.820
                      Min: 1 / Mult: 1
                      KKA073000000
                      JSP KKA073000000
                      1375563

                      Data Sheet

                      JSP
                      1. BAR/PLANK
                      2. 2M
                      3. REFLECTIVE
                      Each
                      1+
                      HK$172.040
                      Min: 1 / Mult: 1
                      ComparePrice ForQuantity
                      1-25 of 77 items
                      of 4 page(s)
                      Customer Service
                      Sales +852 2268 9888
                      Technical +852 2268 9878
                      Live Agent
                      Submit Feedback
                      FAQs
                      Quick Links
                      Track my order
                      Order History
                      Return a Product
                      Delivery Information
                      Our Company
                      About Us
                      Quality Policy
                      Careers
                      ESG
                      Social Media +

                      Subscribe to become an exclusive element14 insider!

                      LinkedIn
                      Twitter
                      Facebook
                      Norton Secured
                      Mark of Trust ANAB
                      BSI 9001
                      Visa
                      Mastercard
                      Trade Account
                      Privacy Statement
                      Legal and Copyright Notices
                      Terms & Conditions
                      Terms of Use for API
                      Sitemap
                      An Avnet Company© 2025 Premier Farnell Limited. All Rights Reserved.
                      e絡盟 is a trading name of eluomeng Limited.
                      Registered number: 559890 | Registered office: 21st Floor, Tower 2, Enterprise Square Five, 38 Wang Chiu Road, Kowloon Bay, Kowloon, Hong Kong.