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Allen Bradley 440N-Z21S26A GuardMaster Safety Switch

Allen Bradley 440N-Z21S26A GuardMaster safety switch.

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ManufacturerAllen Bradley

Part number440N-Z21S26A

Part Number 440N-Z21S26A

Manufacturer Allen Bradley

Series GuardMaster

Contact Type Z-S26A

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Reliable machine guarding interlock Z-S26A contact 18mm sensor head GuardMaster series Durable industrial design

Product description

The Allen Bradley 440N-Z21S26A is a GuardMaster safety switch designed for robust machine guarding applications. It features a Z-S26A contact and an 18mm sensor head, providing reliable interlocking for safety gates and doors to prevent machine operation when access is not secured.

This safety switch is commonly utilized in manufacturing, automotive, and industrial automation environments where safeguarding personnel from hazardous machinery is critical. Applications include protecting operators on assembly lines, CNC machines, and packaging equipment.

Stanlo Automation, a veteran-owned distributor of surplus industrial parts, offers the 440N-Z21S26A. We aim to provide our customers with reliable components and efficient service to minimize operational disruptions and keep production running.

Technical specifications

Part Number	440N-Z21S26A
Manufacturer	Allen Bradley
Series	GuardMaster
Contact Type	Z-S26A
Sensor Head Diameter	18mm

Common applications

Machine Guarding

Safety Gates

Industrial Manufacturing

Automotive

Automation Cells

Packaging Machinery

Compatible systems

Allen Bradley GuardMaster Actuators Safety Control Relays Industrial Safety Systems

Also known as

Allen Bradley 440N-Z21S26A GuardMaster 440N-Z21S26A Safety Interlock Switch 440N-Z21S26A

Replaces / compatible with

This part is part of the Allen Bradley GuardMaster series. For specific replacement information, please consult the manufacturer's documentation.

Technical note

Expert tip

The Z-S26A contact is typically used in conjunction with a safety relay or controller to ensure a safe stop of the machinery when the guard is breached.

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Frequently asked questions

What type of contact is used in the Allen Bradley 440N-Z21S26A safety switch?

The Allen Bradley 440N-Z21S26A safety switch utilizes a Z-S26A contact. This contact is designed to be part of a safety circuit, ensuring that the machine remains in a safe state when the associated guard is open.