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KA250-Z Key-Free Keypad Deadbolt


■ No keys to lose
■ Up to 250 user PIN codes ranging from 4-10 digits
■ USB-C backup power port
■ Compatible with existing door prep, easy to install
■ Backlit keypad to enhance visibility
■ ANSI/BHMA Grade 2 certified ​
■ IP65-rated dustproof and waterproof
Access Ways

Z-Wave System App|PIN Code

Safety Functions

Auto Lock | One-Time PIN Code
Lockout Mode | Away Mode


Bolt Type: Standard Deadbolt

Application: Residential Door

Material: Zinc Alloy

Battery: 4 AA Batteries Required. (included)

Keypad Type:Backlit Push Button

PIN Code:Mater PIN Code x 1; User PIN Code x250; One-Time PIN Codex1

PIN Code Length:4-10

Fingerprint Quantity:N/A

Automatic Handing:Yes

Wrong-Entry Alarm: 10Times/3 min

Low Battery Alarm:Yes

Hardware Standard: Meet ANSI/BHMA Grade 2

Fire Rating:Meet UL10C 20 Minute Fire Rating

IP Rating: IP65 Rated Dust Proof & Water Proof

Woring Temperature:-22 to 140ºF (-30-60ºC)

Door Prep Size:1.5/2.13 inch (38/54mm)

Door Thickness:1.38 to 1.97 inch (35-50mm)

Backset: 2.36/2.76 inch (60mm/70mm) Adiustable

Iot Connection: Z-Wave

Keyway: N/A


 Upgrade to the KA250-Z smart lock for compatibility with most home security systems. A total smart home experience begins with a Kaadas smart lock.

Keyless Entry Convenience

Who’s always forgetting the keys? The Kaadas KA250-Z smart lock supports keyless door-unlocking methods that are perfect for your kids, parents, dog walkers & more.

Access Ways & Quantities:

Master PIN Code x 1

User PIN Code x 250

One-Time PIN Code x 1

One-Time PIN Code

Create and Share One-Time PIN Codes with friends, family, or service providers. Once a one-time code is used, it automatically deletes itself from the device and cannot be used again by anyone else without any additional work from you.

Auto Lock

Set your lock to automatically lock after a certain period of time.

Delay Options: Disabled, 30s, 60s,120s and 180s

One-Touch Locking

Press any of the buttons on the keypad for 2 seconds to lock the device without a key.

remote control outside of home

Manage Access

Set and share Schedule PIN or Temporary PIN Codes with guests or service people via the app as needed.

*This feature’s availability depends on your Z-Wave system’s app support.

Backup Power Port

Use an external battery via a USB-C port to activate the lock even when the batteries are dead. This will provide enough power to let you punch in your code and unlock your door so you can get inside safely. Be sure to change the batteries once inside.


Dust & Water Proof

IP65-rated dust and water proof, designed to withstand harsh weather conditions.

Working Temperature: -22 to 140ºF (-30-60ºC)

Working Relative Humidity: 85±5%

Grade 2 Certified

The KA250-Z smart lock is UL certified and has a 20-minute fire rating. Protect your home even in extreme conditions.

Successful lock & unlock :150000 times

Appearance Pressure Resistance: 11000N

Salt Spray Test: 96 hours

Humidity Test: 240 hours

Works with Most Entry Doors

Replaces standard deadbolts on entryway doors, installs in minutes, no wiring needed, and easy to DIY.

Door Thickness: 1-3/8" to 2"

Backset: 2-3/8" or 2-3/4"

Door Preparation:

1" for cross bore | 1-1/2" or 2-1/8" for bore hole

Request a Demo

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