Masterlock 4400DAU Bluetooth Padlock 47mm Solid Zinc body - *RUN OUT*

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Discontinued Product
This product has been discontinued by the manufacturer and is only available while current stock lasts.

Masterlock 4400DAU Bluetooth Padlock 47mm Solid Zinc body - Boron Steel Shackle

The Master Lock 4400DAU Bluetooth® Padlock features a metal body for durability. The shackle is made of boron alloy, offering maximum resistance to cutting and sawing. The smartphone/app interface offers speed, ease of use, and greater control with the ability to share access; with keyless convenience. The locking mechanism features anti-shim technology, offering maximum security. The 1 Year Limited Warranty provides peace of mind from a brand you can trust.


  • 47mm solid zinc body
  • Boron steel shackle


  • Cabinets, indoor storage lockers, school, employee and athletic lockers


  • Bluetooth


  • Solid zinc and boron steel


  • The free iOS and Android eLocks App is designed for personal use, supporting up to 10 locks
  • Never worry about a forgotten combination!
  • Share access with others - temporary or permanent
  • Share 24/7 access or limit to days or nights
  • Monitor access history and receive tamper alerts
  • Backup access using directional code on lock keypad
  • Low battery notification an reminder on padlock and in app
  • Comes with easy to replace CR2450 battery
  • Battery jump allows for temporary access if battery dies while locked
  • Locker Mode setting allows for storage inside a locker

Shackle material & size

  • Boron steel shackle
  • 7mm x 22mm clearance
Warranty Documents
  • document name
  • format
  • size
  • download
    • Masterlock Warranty
    • 102KB

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