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Allen Bradley

Allen Bradley 440K-E33045 Guardmaster Elf Tongue Interlock Switch

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ManufacturerAllen Bradley

Part number440K-E33045

Contact Configuration 2 NC Safety

Connection Type M16 Conduit, 1/2in NPT Adptr

Enclosure Rating IP67

Material Plastic

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12-month warranty

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Veteran-owned

CAGE: 9NK75

2 NC Safety Contacts M16 Conduit Connection IP67 Rated Plastic Enclosure Guardmaster Elf Series CCC, CUL, KC, UL Certified

Product description

The Allen-Bradley 440K-E33045 is a Guardmaster Elf tongue interlock switch, engineered for reliable safety monitoring of machine enclosures. It features two normally closed (NC) safety contacts, providing a secure means to de-energize machinery when guards are breached. The switch offers M16 conduit connection for ease of installation.

Constructed with a durable plastic enclosure and boasting an IP67 rating, this interlock switch is well-suited for environments exposed to dust and moisture. It is commonly used on sliding, hinged, or lift-off guards to ensure operational safety and compliance with industrial safety standards. Compliant with CCC, CUL, KC, and UL standards.

Stanlo Automation, a veteran-owned surplus parts distributor, provides the Allen-Bradley 440K-E33045. We are dedicated to offering quality industrial components and dependable service to our customers.

Technical specifications

Contact Configuration	2 NC Safety
Connection Type	M16 Conduit, 1/2in NPT Adptr
Enclosure Rating	IP67
Material	Plastic
Standard	CCC, CUL, KC, UL

Common applications

Machine Guard Monitoring

Access Control

Industrial Safety

Manufacturing Equipment

Automation Systems

Hazardous Environments

Compatible systems

Machine safety guard interlocking systems

Also known as

440K-E33045 Safety Switch Allen Bradley Elf Tongue Switch Guardmaster Interlock

Replaces / compatible with

This interlock switch is designed to ensure that machinery remains in a safe state when access doors or guards are opened.

Technical note

Expert tip

The M16 conduit and optional 1/2in NPT adapter provide flexible installation options for various industrial conduit systems.

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Frequently asked questions

What is the contact configuration of the Allen-Bradley 440K-E33045?

The Allen-Bradley 440K-E33045 is equipped with two normally closed (NC) safety contacts. These contacts are essential for safety interlock circuits, providing a direct pathway to shut down equipment when a guard is compromised.