Smart lock NUKI Cisa Astral S 30/35 — cylinder compatible, model 220242

NUKI Cisa Astral S 30/35 — cylinder compatible, model 220242 is a mechanical cylinder component designed to integrate with smart locking systems that accept Cisa Astral S 30/35 style cylinders. The component is intended to be used as part of a NUKI smart lock installation to enable automated or remote-controlled access when combined with compatible electronic lock hardware. It is sized to fit doors requiring a 30/35 cylinder profile and provides the mechanical interface needed for converting a conventional lock into a smart-access point.

Advantages

This compatible cylinder component provides precise mechanical compatibility with Cisa Astral S 30/35 profiles, allowing straightforward replacement or upgrade of existing cylinders. It supports reliable physical operation of the locking mechanism when paired with an appropriate smart lock actuator, maintaining standard key access while enabling additional smart features through the connected system. The design focuses on dimensional fit and functional interchangeability to reduce installation complexity.

Suitable for

• Upgrading a mechanical Cisa Astral S 30/35 cylinder to a smart lock configuration
• Replacement of worn or damaged cylinders in doors using a 30/35 profile
• Installations where retaining manual key override alongside electronic control is required

Key specifications

• Cylinder profile: compatible with Cisa Astral S 30/35 dimensions
• Fit: designed for doors requiring a 30/35 cylinder length
• Function: mechanical cylinder component for integration with smart lock actuator
• Access modes: supports manual key operation when installed
• Material: manufactured to standard lock cylinder materials suitable for residential/commercial doors

How to use

Install the cylinder into the door lock according to the door hardware manufacturer’s instructions and ensure correct alignment with the locking mechanism. Once the mechanical cylinder is fitted, connect and configure the compatible NUKI smart lock actuator or module following the NUKI system setup procedure so that electronic control and any remote or timed functions are enabled. Verify manual key operation and electronic control function before finalizing the installation and reassembling trim or escutcheons.

Usage recommendations

Ensure compatibility with the specific door thickness and lock case before purchase, and follow manufacturer guidance for secure fitting. Use authorized installers or follow certified installation instructions if unsure about alignment or electronic integration. Periodically check for smooth key operation and proper response from the connected smart lock system.