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Allen Bradley

Allen Bradley 440P-CRPB12B Roller Plunger Safety Limit Switch

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ManufacturerAllen Bradley

Part number440P-CRPB12B

Actuator Roller Plunger

Body 22mm Plastic

Contact Action Break Before Make

Contact Configuration 2 NC, 1 NO

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Roller plunger actuator Break before make contacts 2 NC, 1 NO configuration M20 conduit entry 22mm Small IEC style Suitable for safety functions

Product description

The Allen Bradley 440P-CRPB12B is a 22mm Plastic Roller Plunger Safety Limit Switch from the Bulletin 440P series. This model features a durable roller plunger actuator and break-before-make (BBM) contact action, providing a configuration of 2 Normally Closed (NC) and 1 Normally Open (NO) contacts. It is designed with an M20 conduit entry for wiring.

This safety limit switch is ideal for applications requiring robust machine guarding and safety interlocks. Its roller plunger actuator is suitable for detecting the position of moving machine parts, ensuring that machinery operates only under safe conditions.

Stanlo Automation, a veteran-owned distributor, offers the Allen Bradley 440P-CRPB12B. Rely on us for high-quality surplus industrial parts and dependable service to keep your operations secure and efficient.

Technical specifications

Actuator	Roller Plunger
Body	22mm Plastic
Contact Action	Break Before Make
Contact Configuration	2 NC, 1 NO
Connection Type	M20 Conduit Entry
Size	22mm Small IEC Style

Common applications

Machine Guarding

Safety Interlocks

Industrial Machinery

Conveyor Systems

Automated Lines

Personnel Safety

Compatible systems

Industrial control systems Safety relay modules Allen-Bradley PLCs

Also known as

440P-CRPB12B Switch Allen Bradley Guardmaster 440P-CRPB12B 440P-CRPB12B Limit Switch

Replaces / compatible with

This switch is part of the Allen-Bradley 440P series and serves as a reliable replacement for similar roller plunger safety limit switches with a 2 NC, 1 NO break-before-make configuration.

Technical note

Expert tip

The M20 conduit entry provides a secure and robust connection point for wiring in demanding industrial environments.

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Frequently asked questions

What is the primary function of the Allen Bradley 440P-CRPB12B safety limit switch?

The primary function of the Allen Bradley 440P-CRPB12B is to provide safety interlocks for industrial machinery. Its roller plunger actuator detects the position of moving parts or guards, ensuring that the machine stops safely when required.