Sign in
logo
AEI PROTECT-ON SYSTEMS LIMITED
4yrs
Hong Kong S.A.R.
Main categories: Alarm,Access Control,Keypad,IoT,Smart Home
DK-2800 MK-II+ Series Wi-Fi Keypad
DK-9000 Series Simple Keypad
Electric Locks & Access Control Accessories
Burglar Alarm
Sensors & Alarm Accessories
Pet & Animal Product
  • DA-2321-L Three Relay Output Remote Controller for Electrical Lock 12-24VDC Control
    $18.00 - $19.80 / piece
    MinOrder: 2 pieces
  • DK-2881C (P2) Flush Mount Three Output Waterproof Stainless Steel Faceplate Tuya Door Keypad Keyboard
    $52.40 - $57.80 / piece
    MinOrder: 2 pieces
  • DK-2882GB (P0) Gooseneck Mount Metal Housing IP-66 Waterproof Access Controller with Vandal Resistanst Keypad
    $64.40 - $71.00 / piece
    MinOrder: 1 piece
  • DK-2865 (P1) Mobile App Control Single Output Wi-fi Access Keypad Plastic Night VISION Wifi 12V DC Access Card Card Door Machine
    $26.00 - $28.70 / piece
    MinOrder: 2 pieces
  • DK-2881GB (P2) Tuya Smart Life Wi-Fi Mobile Control Keypad Access Controller with Wiegand Alarm Interlock Features
    $71.90 - $79.30 / piece
    MinOrder: 2 pieces
  • DK-2881C (P0) MIP-66 Flush Mount Waterproof Wiegand Access Keypad for Door Lock
    $34.90 - $38.50 / piece
    MinOrder: 2 pieces
  • DK-9330A Surface Mount Easy Program Standalone Access Control Keypad Relay Output
    $35.20 - $38.80 / piece
    MinOrder: 2 pieces
  • DK-9350A Simple Program Outdoor Access Control Keypad with LED Light and Metal Case
    $33.30 - $36.80 / piece
    MinOrder: 2 pieces
  • DK-9820 Discount Price USD10 Access Control Keypad Popular Hot Sale Keyboard Reliable
    $10.00 - $11.00 / piece
    MinOrder: 2 pieces
  • DK-9522A Simple Access Control Keypad Controller
    $13.70 - $15.10 / piece
    MinOrder: 2 pieces
  • DK-9826 Simple Weatherproof Standalone Easy Program Access Control Controller Keypad for Electrical Lock
    $16.70 - $18.50 / piece
    MinOrder: 2 pieces
  • DK-9821 Simple Keypad with Alarm Output and Door Contact Sensing
    $10.50 - $11.60 / piece
    MinOrder: 2 pieces
  • 125KHz EM Card Access Control Card
    $3.90 - $4.90 / pack
    MinOrder: 10 packs
  • AD-2312 220-240VAC 50Hz Input 12VDC/3A Dual Output Power Supply for Access Control Systems with 13.7VDC Backup Battery
    $34.50 - $37.30 / pack
    MinOrder: 2 packs
  • EL-971-NO Electric Strikes for Access Control Systems
    $11.10 - $11.90 / piece
    MinOrder: 2 pieces
  • Flat 125KHz Proximity EM Keyfob for Access Keypad (10PCS/Pack)
    $3.90 - $4.90 / pack
    MinOrder: 10 packs
  • 10PCS RFID 125KHz Standard EM Proximity Card EM-02 Access Card for Access Systems & Card Reader
    $3.50 - $4.30 / pack
    MinOrder: 10 packs
  • 125KHz Access Keyfob for Door Controller Reader EM-03 10PCS/Pack Read Only Proximity EM Keyfob
    $3.90 - $4.90 / pack
    MinOrder: 10 packs
  • HA-278-B Contact ID Alarm Control Panel with Voice Module Alarm Phone Call to Owner
    $76.00 - $84.30 / piece
    MinOrder: 2 pieces
  • CD-272 4G GSM Gate Opener SMS Relay Switch Form Gate Garage Control SMS Remote Control 12VDC Android Plastic Universal OLED Flip
    $51.50 - $56.70 / piece
    MinOrder: 2 pieces
  • HA-278-A Wired Security Intrusion Alarm Systems 8 Zone Contact ID with Control Console PSTN Network Auto Dialer
    $70.00 - $77.70 / piece
    MinOrder: 2 pieces
  • CD-272 Remote Garage Door Opener Access Control System SMS Notification Cellular Dialer + Gate Opener
    $51.50 - $56.70 / piece
    MinOrder: 1 piece
  • Gate Opener Cellular Dialer App Remote Control Relay Output SMS 4G Control for Access Control & Alarm Dialer RTU5024
    $51.50 - $56.70 / piece
    MinOrder: 1 piece
  • HA-278-D Contact ID 8+16 Zone App Control GSM Alarm Systems Panel With Build In Auto Dialer & Communicator for Alarm Report
    $96.00 - $106.40 / piece
    MinOrder: 2 pieces
  • PIR-2712-ES Wired 12VDC Dual Element PIR Presence Motion Sensor for Energy Saving Systems Hotel Room
    $11.70 - $12.90 / piece
    MinOrder: 2 pieces
  • PIR-2036-EM Hotel Energy Saving Systems Motion Sensor Presence PIR Optical Detector
    $11.50 - $12.70 / piece
    MinOrder: 2 pieces
  • PIR-2036-AM Mini 12V DC Ceiling Mount Motion Sensor 360 PIR for Alarm Systems for Position & Motion Sensing
    $11.50 - $12.70 / piece
    MinOrder: 1 piece
  • PIR-2712 High Quality Wall Mount Motion Presence Sensor 12V Wired PIR for Alarm Systems Japanese Pyro Sensor Motion Position
    $11.70 - $12.90 / piece
    MinOrder: 2 pieces
  • PIR-9236-ES 12V Wired PIR Motion Detector for Hotel Energy Saving Systems Human Motion Sensor
    $10.10 - $11.20 / piece
    MinOrder: 1 piece
  • PIR-9236-ES Ceiling Mount Wired Motion Sensor Detector with Dry Contact Output for Energy Saving Security System
    $10.10 - $11.20 / piece
    MinOrder: 1 piece
  • The Bark Stop Here DDR-28 Dog Barking Training Device (Playing Music to Solve Baking)
    $27.40 - $30.30 / piece
    MinOrder: 2 pieces
  • Cats Do Right Cat Training Device for not to near danger area
    $23.20 - $25.60 / piece
    MinOrder: 2 pieces
  • Pet Control Devices Ultrasonic Animal Repelling Device Gets And Animal Intruders Device
    $21.10 - $27.50 / piece
    MinOrder: 1 piece
hot products
  • PS-101 Piezo Siren Single Mini Horn Large Sound Alarm Siren Bell for Alarm Control Panel Fire Panel Notification

    $3.40 - $3.70 / piece

  • EM Card Reader 26/34/37 Bit Wiegand Output 125khz 125khz EM4100 & EM4200 EM Card Home & Office Door Entry 1 Solid State Output

    $17.10 - $22.20 / piece

  • 6 Zones Home or Office Alarm Security System with Auto Dialer For Home Burglar Security Alarm Control Panel

    $53.10 - $71.40 / piece

  • wired alarm system home security 6-Zone Mini Size Smart Burglar Alarm System with Auto-Dialer

    $53.10 - $71.40 / piece

  • APO AEI DK-2821 Card Reader & Pin Keypad for Electric Lock Access Control Keypad 125KHz RFID Reader

    $16.20 - $17.90 / piece

  • PS-202 High Pitched piezo siren 112dB Intruder Alarm Industrial Sounder Security Alarm System Wired Siren

    $5.20 - $5.50 / piece

WHY CHOOSE US
  • QUALITY ASSURANCE

    To provide quality products at the same time to improve after-sales support

  • ONE-STOP SERVICE

    We have competent R&D Group and experienced engineers

  • INDEPENDENT FACTORY

    We have own assembling factory and mold factory

  • PROFESSIONAL TEAM

    Professional team to provide you with efficient service

about us

AEI PROTECT-ON SYSTEMS LTD., (nicknamed APO or AEI by most customers) is a Hong Kong based company and has been specialized in the development, manufacturing, and marketing of high-quality Security Systems since 1979. The manufacturing of security systems is our major business. The product lines include IoT Digital Access Control Keypads, Intruder & Burglar Alarm Control Panels, Security Auto Dialers, Electric Door Locks, PIR Motion Sensors and Alarm Accessories. They are under the brand names of APO or AEI. We have a strong product development team of talented staff, which includes the software and hardware electronic engineers, mechanical engineers, and art designers. All our projects starting from product proposal brainstorming to the final products in production are done fully in house. We promise a very competitive position in pricing and product selections in the security product industry. Also, we always undertake our most endeavors to provide good service to the customers' satisfaction.