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Allen Bradley 440K-M2NNNDS Guardmaster Safety Switch

Allen Bradley 440K-M2NNNDS Guardmaster safety switch for machine protection.

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ManufacturerAllen Bradley

Part number440K-M2NNNDS

Type Safety Switch

Series Guardmaster 440K

Contact Configuration 2NC (Double Normally Closed)

Actuator Not Specified (typically requires separate actuator)

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Response within 1 business hour

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12-month warranty

All units tested

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Same-day dispatch

Order by 2pm CST

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Worldwide delivery

US, EU, Asia, Middle East

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Veteran-owned

CAGE: 9NK75

Robust design High reliability Safety compliance Monitors guard status Durable construction

Product description

The Allen Bradley 440K-M2NNNDS is a robust Guardmaster safety switch from the 440K series, designed for dependable operation in demanding industrial environments. This switch is engineered to monitor the status of machine guards, providing a critical safety function by signaling whether access points are secured. Its durable construction ensures reliability even under frequent use.

This safety switch is essential for protecting personnel in manufacturing, packaging, and automation industries where machinery presents potential hazards. The 440K-M2NNNDS is integral to safety interlock systems, ensuring that machines cannot be started or will immediately stop if guards are opened, thereby preventing accidents and promoting a safe working environment.

Stanlo Automation, a veteran-owned distributor of surplus industrial automation parts, offers the Allen Bradley 440K-M2NNNDS. We provide businesses with access to critical safety components, ensuring operational continuity and compliance with safety regulations at competitive prices.

Technical specifications

Type	Safety Switch
Series	Guardmaster 440K
Contact Configuration	2NC (Double Normally Closed)
Actuator	Not Specified (typically requires separate actuator)

Common applications

Machine Guarding

Industrial Safety

Manufacturing Automation

Packaging Lines

Material Handling

Assembly Machines

Compatible systems

Allen Bradley Guardmaster Safety Relays Safety PLCs Industrial Control Panels

Also known as

Allen Bradley 440K-M2NNNDS Safety Component Guardmaster 440K Series Safety Switch AB 440K-M2NNNDS

Replaces / compatible with

Designed to replace or be used with other Allen Bradley 440K series safety switch components. Compatible with various safety control systems.

Technical note

Expert tip

This part number may refer to a switch body that requires a specific actuator to function. Verify compatibility with the intended actuator and safety control system for proper integration.

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Frequently asked questions

What is the purpose of the 440K-M2NNNDS Allen Bradley Guardmaster safety switch?

The 440K-M2NNNDS is designed to monitor the position of machine guards or doors. When installed correctly with its associated actuator, it signals to the safety control system whether the guard is closed. If the guard is opened, the switch changes its state, triggering the safety system to stop the machine and prevent potential injury.