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OVERVIEW
- Use your smartphone to open and manage your lock with the Master Lock® Vault System compatible with both Master Lock Vault Home and Master Lock Vault Enterprise
- The free Master Lock Vault Home iOS and Android apps are designed for personal use, supporting up to 10 locks, and allows you to monitor access history
- The free Master Lock Vault Enterprise iOS and Android app and web interface are designed for business applications working with many locks and many users allowing you to easily monitor access with robust data and audit trails
- No keys to lose, no combinations to forget. No unauthorized key duplication.
- Backup access using numeric code on lock keypad
- Share access with others - temporary or permanent
- Includes mounting hardware for easy installation.
- Low battery notification & reminder on lock box and in app
- Comes with easy to replace CR123A battery
- Large storage capacity for keys and access cards
Manufacturer Resources
Product Specs
- Subcategory:
- Padlocks
- Series:
- 5441 Series
- Keyed:
- Yes
- Product Group:
- Other \/ Miscellaneous Hardware
- Product Subgroup:
- Padlocks
- Product Type:
- Padlocks
- Commercial/Residential:
- Residential
- Shackle Width:
- 3-1/4" (83mm)
- Padlock Body Width:
- 1-3/4" (83mm)
- Product Category:
- Door Trim and Accessories
- Department:
- Door Hardware
Master Lock 5441EC – Frequently Asked Questions
1) Can I give a contractor temporary access to a Master Lock 5441 lock box without handing over a key?
That's the point of the 5441. It opens from a smartphone through the Master Lock Vault system, and access can be shared with other people either temporarily or permanently. No physical key changes hands, so there's nothing to duplicate and nothing to collect afterward. If the phone isn't an option at the door, a numeric code on the lock's keypad is the backup way in.
2) Which Master Lock Vault app should I use with the 5441, Vault Home or Vault Enterprise?
Both work with the 5441. Vault Home is the free iOS and Android app for personal use, supports up to 10 locks, and lets you monitor access history. Vault Enterprise is the free app plus web interface built for business use with many locks and many users, and it carries the fuller data and audit trails. A landlord with a handful of units is fine on Vault Home; a property management firm running dozens of boxes across a portfolio wants Enterprise for the audit trail.
3) Do I need to buy anything extra to mount a 5441 lock box on a wall?
Mounting hardware is included with the 5441, and so is the CR123A battery it runs on. It's a wall mount box, so you're fastening it to a solid surface rather than hanging it on a door handle or a railing.
4) What happens to the Master Lock 5441 when the battery dies?
It warns you first. The 5441 gives a low battery notification and reminder both on the lock box itself and in the app, and the CR123A cell is user replaceable. Keep a spare in the truck if the box is on a remote property where a dead cell means a wasted trip.
5) Will a Master Lock 5441 hold more than one key, like a fob or a building access card?
Yes. The 5441 is built with a large storage capacity for keys and access cards, so a unit key plus a mailbox key plus a prox card fits rather than a single house key. That matters for multi-family and commercial openings where whoever is coming needs more than one credential to get through the building.
6) Is the Master Lock 5441 rated for commercial buildings or for residential use?
Master Lock classes the 5441 as a residential product. It gets used on rentals, single homes and small multi-family, and the Vault Enterprise side supports managing a lot of them across a portfolio. For a heavy commercial opening where the box is exposed and takes abuse, look at a purpose-built commercial key box instead.
7) Should I get a wall mount lock box like the 5441 or a shackle type that hangs on the door?
Wall mount is the right call when the box lives permanently at one opening: it fastens to the wall with the included hardware, can't be lifted off, and won't scuff the door or leave a spot where there's no handle to hang from. A shackle style is what you want when the box has to move between units or when you can't drill into the surface, such as a rented storefront or a historic facade. The 5441 is the wall mount type.
8) How wide is the shackle opening on the Master Lock 5441?
The 5441 measures 3-1/4 inches across the shackle. That is the figure to check against whatever you intend to secure it around or through if you are not fastening it flat to the wall with the supplied hardware.
How fast can I get the Master Lock 5441EC delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Master Lock 5441EC come with a warranty?
Absolutely. The Master Lock 5441EC is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Master Lock 5441EC?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the Master Lock 5441EC from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.
