Project Description

The sleekest electronic security screen door lock. The ML-Ultra-Secua from Mcgrath Locks is the the perfect solution for security screen doors. With the ability to open via a phone app, PIN code keypad, swipe cards/fobs, key override and RFID you will never lock yourself out again. The McGrath Locks Ultra Secua uses the TT lock app. This app gives you the ability for an audit trail, one of user codes, timed codes and so much more. Suits a wide variety of different types of security doors.

  • Unlocking methods: TT lock APP/pin code/RFID card/Mechanical keys
  • Locking method: 3 triple locking or single locking
  • Material: Zinc alloy and Acrylic keypad
  • 3-locking: all electronic parts are put into the front panel. Lift the handle to engage the 3-pin locking system directly. Only operates triple locking with the Yale or Tasman locks.
  • Power supply: 2pcs 3V Lithium battery last up to 2-3 years
  • Suits either left or right hand opening hinged security and screen doors
  • Low battery notifications on the App & Lock itself
  • Suits door thickness from 19mm to 30mm
  • Anti-Peep Code: User may enter any random digits before or/and after the correct code and can still gain access, make sure strangers can’t steal your code by watching you nearby when you enter the code
  • Wrong-Try Lockout: Input wrong password 5 times, the keypad will be locked for 2 minutes.
  • Low power Alarm: when battery is lower than 4.8V, buzzer will make alert after each unlocking. and can unlock a further 50 times until batteries are fully depleted, please replace the batteries in time.


  • Admin Capacity: 1
  • Door Thickness: 19mm – 30mm
  • Mortice Depth: 36mm
  • Digital Face Width: 42mm
  • Communication: Bluetooth 4.1 BLE and above
  • Support OS: iOS 7.0 or above, Android 4.4 or above
  • Battery Life: 2 – 3 years
  • Power Supply: 2pcs 3V Lithium battery (included)
  • Static Current: < 65uA
  • Motor Working Current: <200mA
  • Unlock Way: M1 card, Passcode, APP, Wristband, Mechanical Key, Bluetooth
  • Unlock Time: 1-1.5seconds
  • Working Temperature: -20~70 degree
  • Working Humidity: 10% ~ 97%
  • IP Class: (IP66 External Lock Housing)
  • WiFi Gateway: Available
  • Warranty: Refer to McGrath locks Warranty form
  • User Code Capacity: 150
  • User Card Capacity: 200
  • APP Shared Code: Unlimited
  • Length of Password: 4 – 9 Digits
  • RFID Card Type: Mifare1 card, support S50 and S70
  • Card Working Frequency: 13.56MHZ
  • Door Swing: Left, Right
  • Finish: Black

The premium McGrath Ultra Secua security screen Wi-Fi smart door lock with  allows instant unlock from anywhere via smartphone with the optional WIFI Gateway. We are Perth’s best Local Locksmiths based in Mount Lawley and have the biggest range of digital door locks ready for installation in the whole Perth region. Choose a digital door lock from our collection to get the best smart door locks to keep your home safe and secure. Comes with 3 free Ninja FOB swipe cards for a limited time. 
 A sleek door lock with a plethora of access methods. Bluetooth app, pin code, RFID card swipe cards and manual key to providing quick and convenient access.

Enhance the appearance of your home with one of our sleek new generation digital locks. An elegant first impression on entry. Choose from our range of sophisticated locks, either striking contemporary design or classic traditional style, all engineered and crafted with quality and durability in mind. Advanced security for your home with a selection of easy access options for you and your family.

No more leaving keys under the mat for someone to find. No more concern over lost, lent or misplaced keys. You control who and how you allow access to your home. Ideal for rentals and holiday AirBNBs.

Automatic Locking: Leave your home with confidence. The door locks behind you automatically, or you can switch to manual mode for frequent in-and-out access.

We work with many short stay accomodation companies in Perth such as Let go BNB, Hostyou, AirBnB and can install and set up a digital door lock to suit your needs.

12 month warranty and ongoing customer support.

We service the whole Perth region and surrounding areas.
For installation please contact [email protected] or call 0413 320 222