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Allen Bradley

Allen Bradley 440G-MT47042 Guardmaster Guardlock Switch

Allen Bradley 440G-MT47042 Guardlock Switch

● In Stock 12-Mo Warranty Same-Day Dispatch Ships Worldwide 🎖 Veteran-Owned

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ManufacturerAllen Bradley

Part number440G-MT47042

Actuator Flexible

Contact Configuration 3 N.C. Safety, 1 N.O Aux

Contact Type Break Before Make

Material Die Cast Alloy

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12-month warranty

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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

Power to Release operation 3 NC, 1 NO contacts Break Before Make Die-cast alloy construction CCC, CE, CUL, KC, UL certified High holding force

Product description

The Allen Bradley 440G-MT47042 is a Guardmaster MT Guardlock Switch, a critical component for industrial machine safety. It utilizes a 'Power to Release' mechanism, ensuring that machine guards remain securely locked until the solenoid is energized. This model is equipped with 3 Normally Closed (NC) safety contacts and 1 Normally Open (NO) auxiliary contact, operating on a Break Before Make (BBM) principle for dependable switching.

This safety switch is designed for applications where machinery may take time to stop or where stopping could cause damage, making it suitable for manufacturing, material handling, and process industries. Its robust die-cast alloy housing provides resistance to harsh environments, and it meets CCC, CE, CUL, KC, and UL safety standards.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen Bradley 440G-MT47042. We pride ourselves on providing high-quality components and excellent customer service to meet your industrial automation needs.

Technical specifications

Actuator	Flexible
Contact Configuration	3 N.C. Safety, 1 N.O Aux
Contact Type	Break Before Make
Material	Die Cast Alloy
Standard	CCC,CE,CUL,KC,UL
Solenoid Voltage	24V DC
Holding Force	1600N (360lbs)

Common applications

Manufacturing Facilities

Material Handling Equipment

Automated Production Lines

Industrial Safety Interlocks

Compatible systems

Allen-Bradley Guardmaster MT series

Also known as

440G-MT47042 Guardmaster AB Safety Switch MT Guardlock Interlock

Replaces / compatible with

Compatible with Allen Bradley Guardmaster 440G-MT series.

Technical note

Expert tip

Ensure the 24V DC solenoid is correctly wired to prevent accidental guard release or failure to release when needed.

What happens next?

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Frequently asked questions

What is the contact configuration of the Allen Bradley 440G-MT47042 guardlock switch?

The Allen Bradley 440G-MT47042 features a contact configuration of 3 Normally Closed (NC) safety contacts and 1 Normally Open (NO) auxiliary contact. This setup is designed for reliable safety interlocking functions.