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Allen-Bradley 440K-A21030 tongue interlock safety switch, 2NC contacts, IP67, die-cast Guardmaster housing

Allen-Bradley 440K-A21030

SKU: 440K-A21030
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Allen-Bradley 440K-A21030

Overview

The Allen-Bradley 440K-A21030 is a tongue-operated interlock safety switch from the Guardmaster series, designed to monitor and control the safe opening of protective guards. This model features 2 normally closed (NC) safety contacts, a robust die-cast metal housing, and an IP67 rating, ensuring reliable performance in harsh industrial environments. It provides a cost-effective solution for gate, door, and guard position monitoring.

Key Features

  • Switch Type: Tongue (key) interlock safety switch

  • Contact Configuration: 2NC (safety)

  • Voltage Rating: 24V DC typical (depending on wiring configuration)

  • Enclosure Rating: IP67 for dust and water protection

  • Actuator Key: Sold separately or selectable by application

  • Housing Material: Die-cast alloy for durability

  • Mounting: Surface mount with multiple entry points

  • Series: Guardmaster

Technical Specifications

  • Catalog Number: 440K-A21030

  • Contact Type: Snap action

  • Maximum Current: Up to 2A (DC)

  • Operating Temperature: -25°C to +80°C

  • Mechanical Life: >1 million operations

  • Conduit Entry: M20 or 1/2" NPT (depending on version)

  • Compliance: ISO 14119, IEC 60947-5-1

  • Certifications: CE, cULus, TÜV

Applications

  • Guard doors on machinery and conveyors

  • Access gates in robotic cells

  • Food and beverage machinery

  • Packaging equipment

  • OEM safety systems

Why Choose the 440K-A21030

  • Ensures operator safety by detecting guard position

  • IP67-rated housing suitable for wet and dusty environments

  • Compact, rugged design for long-lasting reliability

  • Compliant with international machine safety standards

  • Ideal for applications requiring simple, mechanical safety interlocking

Order Now

The Allen-Bradley 440K-A21030 tongue interlock safety switch is in stock and available for worldwide shipping. 

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.
1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.
Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.

Description

Allen-Bradley 440K-A21030

Overview

The Allen-Bradley 440K-A21030 is a tongue-operated interlock safety switch from the Guardmaster series, designed to monitor and control the safe opening of protective guards. This model features 2 normally closed (NC) safety contacts, a robust die-cast metal housing, and an IP67 rating, ensuring reliable performance in harsh industrial environments. It provides a cost-effective solution for gate, door, and guard position monitoring.

Key Features

  • Switch Type: Tongue (key) interlock safety switch

  • Contact Configuration: 2NC (safety)

  • Voltage Rating: 24V DC typical (depending on wiring configuration)

  • Enclosure Rating: IP67 for dust and water protection

  • Actuator Key: Sold separately or selectable by application

  • Housing Material: Die-cast alloy for durability

  • Mounting: Surface mount with multiple entry points

  • Series: Guardmaster

Technical Specifications

  • Catalog Number: 440K-A21030

  • Contact Type: Snap action

  • Maximum Current: Up to 2A (DC)

  • Operating Temperature: -25°C to +80°C

  • Mechanical Life: >1 million operations

  • Conduit Entry: M20 or 1/2" NPT (depending on version)

  • Compliance: ISO 14119, IEC 60947-5-1

  • Certifications: CE, cULus, TÜV

Applications

  • Guard doors on machinery and conveyors

  • Access gates in robotic cells

  • Food and beverage machinery

  • Packaging equipment

  • OEM safety systems

Why Choose the 440K-A21030

  • Ensures operator safety by detecting guard position

  • IP67-rated housing suitable for wet and dusty environments

  • Compact, rugged design for long-lasting reliability

  • Compliant with international machine safety standards

  • Ideal for applications requiring simple, mechanical safety interlocking

Order Now

The Allen-Bradley 440K-A21030 tongue interlock safety switch is in stock and available for worldwide shipping. 

Condition

New & Genuine Products – Factory Sealed At PLCpartssolution, all our products are 100% new, genuine, and come in original factory-sealed packaging. We guarantee authentic components that meet the highest industry standards for performance and reliability.

Warranty

1-Year Warranty Included All new products sold by PLCpartssolution come with a 1-year warranty. We stand behind the quality and reliability of our parts, ensuring coverage against manufacturing defects under normal operating conditions.

Disclaimer

Disclaimer: PLCpartssolution is an independent supplier of surplus and refurbished industrial automation products. We are not an authorized distributor, reseller, or representative of the brands listed on this website. All trademarks, brand names, and logos are the property of their respective owners. PLCpartssolution is not affiliated with, endorsed by, or approved by ABB, Fanuc, B&R, Rockwell Automation, Schneider Electric, Siemens, or any other manufacturers mentioned.
Allen-Bradley 440K-A21030

Allen-Bradley 440K-A21030

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Add to wishlist
Allen-Bradley 440K-A21030

Allen-Bradley 440K-A21030

Your Price:
$0.00
Item Added to Your Cart
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