Available in Canada – Fast Shipping Across Canada & USA
Smart, secure keyless entry without changing your door. The Nuki Ultra replaces your existing European cylinder and is controlled from your phone, while remaining completely invisible from the outside.
Secure, high-quality cylinder with advanced encryption
Fast, quiet motor for smooth locking and unlocking
Built-in WiFi for remote access
No drilling or wiring
Installs in under 15 minutes
Designed for doors with a key cylinder on both sides (European / multi-point locks). Includes a high-security universal adjustable cylinder for a precise fit. If your door is thicker, extension options are available to ensure proper fit.
Important: This model is for European-style doors only. If your door has a standard Canadian or U.S. deadbolt, we also offer the North American version.
Not sure if it fits? Send us a photo of your lock — we’ll confirm compatibility and advise if an extension is needed before you order.
See how easy installation is:
Easy Installation: Easy Installation: Nuki Smart Lock Ultra
6 Key Facts about the Nuki Ultra: Nuki Smart Lock Ultra - 6 Key Facts
What customers are saying:
“Super easy to install and works flawlessly. Took less than 15 minutes.”
“Incredible!!! First time smart lock I’m not returning. Been using it for the past 7 months. Never once let me down and after 6 months remaining rechargeable batteries were at 25% !!!
“The team has been a huge help with my Nuki product purchases here in the USA, and I truly appreciate the excellent support and overall experience you”.
“Fast shipping and responsive support. They helped me confirm compatibility before ordering.”
Why order from HELT
Official Nuki partner in Canada-Compatibility support before you purchase-Responsive, knowledgeable customer service-Reliable shipping across Canada & USA
Available in Canada – Fast Shipping Across Canada & USA
Smart, secure keyless entry without changing your door. The Nuki Ultra replaces your existing European cylinder and is controlled from your phone, while remaining completely invisible from the outside.
Secure, high-quality cylinder with advanced encryption
Fast, quiet motor for smooth locking and unlocking
Built-in WiFi for remote access
No drilling or wiring
Installs in under 15 minutes
Designed for doors with a key cylinder on both sides (European / multi-point locks). Includes a high-security universal adjustable cylinder for a precise fit. If your door is thicker, extension options are available to ensure proper fit.
Important: This model is for European-style doors only. If your door has a standard Canadian or U.S. deadbolt, we also offer the North American version.
Not sure if it fits? Send us a photo of your lock — we’ll confirm compatibility and advise if an extension is needed before you order.
See how easy installation is:
Easy Installation: Easy Installation: Nuki Smart Lock Ultra
6 Key Facts about the Nuki Ultra: Nuki Smart Lock Ultra - 6 Key Facts
What customers are saying:
“Super easy to install and works flawlessly. Took less than 15 minutes.”
“Incredible!!! First time smart lock I’m not returning. Been using it for the past 7 months. Never once let me down and after 6 months remaining rechargeable batteries were at 25% !!!
“The team has been a huge help with my Nuki product purchases here in the USA, and I truly appreciate the excellent support and overall experience you”.
“Fast shipping and responsive support. They helped me confirm compatibility before ordering.”
Why order from HELT
Official Nuki partner in Canada-Compatibility support before you purchase-Responsive, knowledgeable customer service-Reliable shipping across Canada & USA
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