30-Days Money Back Guarantee
Free US Shipping Over $99

Our response to the COVID-19 Crisis

As the COVID-19 situation intensifies daily, when you purchase any Ultraloq Smart Lock on our website, we will donate 10 meals to the San Francisco-Marin Food Bank to help people who may now be facing hunger as a result of lost hours, wages, or jobs.

5-in-1 Keyless Entry Smart Lock

Never locked out again

  • Smartphone app
  • Code
  • Auto Unlock
  • Magic Shake
  • Mechanical Key

Add random digits to protect your passcode from prying eyes.

Unlocks when you
come to the door

Unlock with the tap of a button.

Magic Shake to open without unlocking your phone.


  • Mechanical Key

    Backup mechanical key for emergency override.

  • Dual Data Encryption

    Two-Layer protection using secure 128-bit AES and a Dynamic Key that will keep you and your data safe.

Auto Lock
Ultraloq U-Bolt can relock
automatically for added
security and convenience.

Share Ekeys

Grant access for specific dates or times.

Keyless Entry

Ultraloq App enables you to unlock your door with your smartphone.

Manage Users

Know who has the access to your lock and how. Add or delete users any time you want.

Log Record

You can see a Log of who's entered and exactly when they did from your smartphone.

Go Remote Instantly with Bridge

Control entry access to your door from anywhere, for anyone with the optional Bridge. You can unlock your Ultraloq or grant access to guests and visitors via a code or an eKey for specific dates or periods of time remotely with no monthly charges. You will receive a smartphone notification when someone opens your door.

Just ask Amazon Echo or Google Home to control your Ultraloq. You can also integrate seamlessly with popular smart home devices using IFTTT functions.

DIY Installation

Ultraloq U-Bolt is designed to fits any US standard
door. The simple installation takes minutes and only four
screws. No wiring and no drilling.

Up to 8,000
Times Access

Thank to Bluetooth 4.0's ultra low power consumption technology, Ultraloq U-Bolt can be powered by four AA batteries with more than one year of battery life through regular use. Low battery notification via smartphone app.

  • Did kids get home safely?
  • AirBnb guest coming?
  • Hands full?
  • Go for a run without keys?
  • Bluetooth Smart
  • Share Temporary
    Codes and Ekey
  • Auto Lock
  • Easy Setup and DIY
  • Long Battery Life
  • Magic Shake
  • Mechanical Key
  • Anti-peep Numeric Keypad
  • Solid and Resistant
  • Front Lock Micro-USB for Emergency Power
  • Feature
  • Bluetooth Connectivity
  • Auto UnLock
  • Auto Lock
  • User Defined 4-8 Digit Code
  • Anti-peep Code
  • Magic Shake
  • Hidden Mechanical Key
  • Micro-USB Emergency Power Interface
  • Lockout Mode
  • Standalone Mode
  • Smartphone Control
  • Temporary Fingerprint ID
  • Temporary Code
  • Temporary Ekey
  • Remote Access
  • Unlockinng and Locking Alert
  • Unauthorized Attempts Alert
  • Multiple User Permissions
  • Smart Home Integration
  • Work with Alexa
  • Works with Google Assistant
  • Works with IFTTT
  • Installation
  • Deadbolt
  • Compatibility
  • U-Bolt + Bridge

  • Included
  • Exterior and interior part Compatible with US standard doors
  • August + Connect

  • Not included. Existinng deadbolt is required.
  • Interior part only Not compatible with every deadbolt in the market
  • Sense + Wi-Fi Adapter

  • Included
  • Exterior and interior part Compatible with US standard doors
  • Kevo + Kevo Plus

  • Included
  • Exterior and interior part Compatible with US standard doors

Need a hand? Book a pro*

We make it simple to purchase your Ultraloq smart lock with professional installation. We've partnered with OnTech Smart Services to offer flexible, online scheduling that allows you to book an expert for any day of the week.

Book installation with OnTech
Customer Reviews
4.6 Based on 30 Reviews
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  • Reviews
  • Questions

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Filter Reviews:
g r.
United States United States
I recommend this product
Good product

Good product I am satisfied

Gary W.
United States United States
I recommend this product
Works fantastic

Best lock with Wi-Fi we have ever had

Bruce S.
United States United States
I recommend this product
I love the Locks

I love the Locks - Just have not had a chance to put in the two new ones yet.

Enrique H.
United States United States
I recommend this product
This is the one!!

As reliable as it can get. As an owner of a vacation unit that is rented constantly and after going through 2 more expensive locks from a competitor, Ultraloc U-bolt came through with flying colors. Operational options and loooong battery life make this a no brained.

What’s in the box

External Assembly

Internal Assembly

Mounting Plate




Bridge (Optional)

Backup Key



Dril Template and Manuals


Model U-Bolt
Connectivity Bluetooth 4.0, WiFi (Ultraloq Bridge required)
Identification Mode Code and smartphone app
Code User defined 4-8 digit
Keypad Backlight Yes
Temporary Code or Ekey Yes
Compatible Smartphone iOS and Android
Remote Access Ultraloq Bridge WiFi adaptor required
Mechanical Key Override Yes
Micro-USB Backup Power Interface Yes
Working Voltage 6V (4 X Alkaline AA batteries)
Working Temperature Outside lock body: -22 ̊F (-30 ̊C) to 149 ̊F (65 ̊C)
Inside lock body: 14 ̊F (-10 ̊C) to 131 ̊F (55 ̊C)
Battery Life Up to 1 year (8000 times access)
LED Indicator Color Red, green and blue
User Capacity 60
Hardware type Deadbolt
Door Prep 2.125 inch (54 mm) diameter face hole & 1 inch (25 mm) diameter latch hole
Door Thickness 1.3 - 1.96 inch (33 - 50 mm)
Backset Adjustable to 2.375 or 2.75 inch (60 or 70 mm)
Door Handing Reversible
Case Material Strong Zinc Alloy
Finish Satin Nickel or Black
Dimension 2.95 x 2.95 x 0.98 inch / 75 x 75 x 16 mm (front panel)
2.95 x 4.92 x 1.39 inch / 75 x 125 x 35.3 mm (back panel)
Weight 3.3 lb / 1.5 kg
  • 30
    money back guarantee
  • 18
    electronic warranty
  • Free
    US shipping
    over $99