Lock cylinder SYNOLOGY D6 40x50 mm nickel for enclosure access, keyed cylinder, 5K pack

Replacement lock cylinder SYNOLOGY D6 40x50 mm in a nickel finish, supplied as a 5K pack, provides mechanical access control for compatible Synology enclosures and cabinets. The keyed cylinder is designed to fit drive bay doors or enclosure access points that accept the D6 form factor, enabling secured physical access in environments such as data centers, server rooms, and office IT cabinets.

Advantages

The SYNOLOGY D6 lock cylinder offers a standard 40x50 mm form factor and a nickel surface that resists corrosion and wear in typical IT environments. Supplied in a bulk 5K pack, it simplifies replacement and inventory management for large-scale deployments. The keyed mechanical design requires no power and integrates with compatible Synology enclosure locking mechanisms to add a layer of physical security for drives and doors.

Suitable for

• Securing drive bays in Synology enclosures
• Locking cabinet doors and access panels in server racks
• Replacement stock for data center hardware maintenance
• Office IT closets and network cabinets requiring keyed locks

Key specifications

• Form factor: 40 x 50 mm
• Finish: nickel
• Supply quantity: 5,000 pieces per pack
• Type: keyed mechanical lock cylinder

How to use

Install the cylinder into a compatible Synology enclosure or cabinet cutout sized for a 40x50 mm D6 cylinder, following the enclosure manufacturer's instructions for securing the retaining nut or clip. Insert the matching key to engage or disengage the lock; no electrical connection is required. For replacement, remove the existing cylinder by loosening its retaining hardware, extract the old unit, and insert the new SYNOLOGY D6 cylinder, ensuring correct orientation and secure fastening.

Usage recommendations

Verify compatibility with your specific Synology enclosure model before installation. Store spare cylinders in a dry environment to prevent surface oxidation, and maintain an inventory log when deploying the 5K pack across multiple cabinets to track key assignments and locations.