
Custom Key Codes for Shared Access

3-minute DIY installation

IP65 Rated for All Climates

Adjustable For Different Door Thickness
Access Your Home With Just A Pin
Experience effortless control with the Welock PCB41. Your PIN is the key you’ll never lose or forget. Easily create and manage custom codes for yourself, family, guests, or vacation rentals — all with trackable access timestamps.
*Remote access requires a compatible WiFi Box3 connected smart lock.


Reliable and secure
Electrostatic protection up to 30,000 volts. Waterproof: IP65. Safety in case of fire, etc: can always be opened from the inside. Up to 10 million closures. Working Temperature: -25℃~60℃
Anti-Peep Passcode Protection
Set up an anti-peep passcode to secure your house. You can safely enter your code without worrying about prying eyes. More security for you with WELOCK smart door lock.


Easy DIY Installation in 5 minutes
Install your WELOCK Smart Lock PCB41 in less than 5 minutes on your door (no drilling, no locksmith needed).
Suitable for euro profile lock cylinders in various locations.
Frequently asked questions
Have questions? We’re here to help
How long does it take to complete an order?
Custom orders take 3 to 5 days to process, depending on the item purchased. We do provide express processing with next-day delivery for an additional fee.
Can I inspect the goods before receiving them?
Yes, you can check the quality of the goods before proceeding to payment.
What should I do if there is a problem with my custom order?
We sincerely apologize if the merchandise you received differed from what you ordered. Please contact our customer service to arrange for the item to be returned for a free replacement.
How long does shipping usually take?
Shipping takes between 2 and 3 business days for standard delivery. We do offer next-day delivery if your need is urgent.
When does the camera record?
Recordings are available with select monitoring plans. Based on the plan selected by the owner, the camera will record the following events: alarms, disarming your security system, motion detection, user-triggered recording, secret alerts (when enabled), duress alarm, silent panic button, entry delay, and power restored.
Do I need to be on a wifi network when using the camera?
Yes. All SimpliSafe cameras require WiFi for set up and use. Our cameras are designed to work with 2.4 GHz WiFi networks in order to provide wider coverage and penetrate walls. All WiFi networks support 2.4 GHz. Being on WiFi allows you to connect cameras to your system, stream live video, view and download recordings*; access the SimpliSafe app and control your system from anywhere; enable Video Verification*, arm your system using Google Assistant or Alexa* and retrieve and download necessary firmware updates for your system and devices. *with select monitoring plans.
Awards & Accreditations
Award-winning products over the years. Our innovative solutions include all-in-one a touchscreen-enabled security system.




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