A-B 440E-L13042 Guardmaster Safety Switch

Product Overview

Brand: Allen-Bradley (A-B)
Model: 440E-L13042
Product Type: Guardmaster Lifeline 4 Cable Pull Safety Switch
Function: Emergency stop / cable-pull safety switch
Maximum Cable Length: Up to 75 m
Contact Configuration: 3 N.C. safety + 1 N.O. auxiliary
Conduit Connection: M20
Protection Rating: IP66
Lifecycle Status: Active

Key Technical Specifications

Rockwell Automation identifies this exact model as a Lifeline 4 emergency cable-pull switch with three normally closed safety contacts, one normally open auxiliary contact, M20 conduit and an integrated E-stop.

Advantages & Features

• Emergency-stop cable pull design for rapid machine shutdown.
• Supports cable spans of up to 75 m.
• 3 N.C. safety contacts provide multiple safety-circuit switching options.
• Integrated N.O. auxiliary contact for status or control functions.
• IP66 metal housing provides protection against dust and water.
• Built-in cable tension indication helps with proper installation.
• Durable design rated for approximately 1 million mechanical cycles.
• Manual reset helps prevent automatic restart after an emergency activation.

Typical Applications

• Conveyor systems
• Material handling equipment
• Packaging machinery
• Production lines
• Machine tools
• Industrial processing equipment
• Automated manufacturing systems
• Long conveyor and machinery safety zones