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Master Lock 4400EC Bluetooth Indoor Padlock

Master Lock 4400EC Bluetooth Padlock Indoor NEW Model
Availability: In stock
Currently 9 Available
MSRP : $167.64
Master Lock 4400EC Bluetooth Indoor Padlock is available to buy in increments of 1

New Model 10/2021 - Replaces both 4400D and 4400ENT Models

Upgraded Enterprise Version

Upgraded with enhanced administrative features for businesses, including detailed audit trails, individual and group access management, and location tracking through the new Master Lock Vault Enterprise software

The Master Lock No. 4400EC Bluetooth® Padlock features a 1-29/32in (47mm) wide metal body for durability. The 9/32in (7mm) diameter shackle offers 7/8in (22mm) vertical clearance and is made of boron alloy, offering maximum resistance to cutting and sawing. The Master Lock Vault Enterprise system is designed to support Many Locks and Many Users with unmatched security, simplicity and accountability. Administrators control individual or system-wide lock access with our convenient web interface, while users enjoy simple, secure access to assigned locks or lock boxes.


  • Includes Master Lock Vault Enterprise IOS and Android app, and web interface, designed for business applications working with many locks and many users.
  • Use your smartphone to open and manage your lock with the Master Lock Vault Enterprise app
  • No keys to lose, no combinations to forget.
  • No unauthorized key duplication.
  • Backup access using directional code on lock keypad
  • Share access with others - temporary or permanent
  • Easily monitor access with robust data and audit trails
  • Low battery notification & reminder on padlock and in app
  • Comes with easy to replace CR2450 battery
  • Battery jump allows for temporary access if battery dies while locked

    • School, Employee, & Health Club
    • Self-Storage Units & Lockers
More Information
Manufacturer Master Lock
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Product Number:4400EC

Body Width:1-29/32in (47mm)

Shackle Length:7/8in (22mm)

Shackle Width:13/16in (21mm)

Shackle Diameter:9/32in (7mm)

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