IMPA: 490511

Master Key System Padlocks 40mm (IMPA 490511)

These 40mm padlocks are designed for environments requiring tiered access control, such as onboard vessels, warehouses, and facilities. Each lock comes with its own unique key, while a single master key can open all locks in the series. This ensures security for individual compartments while allowing authorized personnel to perform inspections or emergency access with one key.

Available with either a copper or iron body and a brass inner core, these padlocks offer corrosion resistance and durability suited for marine applications. The compact 40mm size makes them versatile for lockers, cabinets, and equipment boxes. Comply with ship chandler requirements and streamline your security management with this master key system.

Key Features

Technical Specifications

SpecificationDetail
Size40 mm
Body MaterialCopper or Iron
Core MaterialBrass
Key SystemMaster key system (unique keys + master key)
IMPA Code490511
CategoryHardware

Frequently Asked Questions

How does the master key system work?

Each padlock is supplied with its own unique key, and a separate master key is provided that can open all padlocks in the same series. This allows individual locks to be secured while giving authorized personnel access to all areas with one key.

What materials are available?

The padlocks are available with either a copper or iron body, and the inner core is made of brass for durability and corrosion resistance.

Are these padlocks suitable for marine environments?

Yes, the brass core and optional copper body offer good corrosion resistance, making them suitable for use in marine and offshore settings.

What is the size of these padlocks?

The padlocks have a body width of 40mm, making them compact and versatile for various applications.

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