440N-Z21SS2A | Allen-Bradley Guardmaster Non-Contact Switch
440N-Z21SS2A | Allen-Bradley Guardmaster Non-Contact Switch
440N-Z21SS2A | Allen-Bradley Guardmaster Non-Contact Switch
    440N-Z21SS2A | Allen-Bradley Guardmaster Non-Contact Switch
440N-Z21SS2A | Allen-Bradley Guardmaster Non-Contact Switch

440N-Z21SS2A | Allen-Bradley Guardmaster Non-Contact Switch

Part #: 440N-Z21SS2A Manufactured by: Allen-Bradley
Regular price
$324.00
Sale price
$324.00
Regular price
19 in Stock
Condition: New-Surplus Original Box
Shipping calculated at checkout.
Product Overview
The Allen-Bradley 440N-Z21SS2A Guardmaster switch offers secure, wear-free operation with solid-state non-contact sensing ...  Read more
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warranty
IQElectro 2-Year Warranty
Warranty for Product #: 440N-Z21SS2A
IQElectro offers a free 2-year warranty on all products. You can trust that every purchase is a reliable investment in the future of your company. Warranty Terms
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IQElectro is Not an authorized distributor for Allen-Bradley
Original Manufacturer's Warranty Not Covered, This Product is SURPLUS.

Product Description P/N: 440N-Z21SS2A

Description / Specifications

Description 

The Allen-Bradley 440N-Z21SS2A is a Guardmaster non-contact safety switch with a rectangular plastic actuator, designed for safeguarding access to hazardous machine areas. It uses solid-state technology and delivers reliable, tamper-resistant operation in safety-critical environments.

 

 

Technical Specifications 

Condition

New/Never Used Surplus

Brand Allen-Bradley
Category
Safety Control Systems
Part Number 440N-Z21SS2A
Subcatecory
Safety Interlock Switches
Series Guardmaster 440N
Actuator Type Rectangular
Contact Type Solid-State
Contact Configuration 2 N.C. Safety, 1 N.O. Auxiliary
Voltage Range 20.4–26.4 VDC
Material Plastic
Connection Type 3 m PVC Cable
Standards Compliance UL, CE, CCC, C-TICK, KC, CUL
Weight 0.8300 lb

  

 

Information About 440N-Z21SS2A

The 440N-Z21SS2A is part of the Allen-Bradley 440N Guardmaster series and is engineered for non-contact safety applications. It operates with a 20.4–26.4 VDC supply voltage and is equipped with solid-state contacts, ensuring a long operational life and resistance to mechanical wear. This model features 2 normally closed (N.C.) safety outputs and 1 normally open (N.O.) auxiliary output, supporting safety monitoring and machine status indication.

Key Features:

  • Non-Contact Safety Technology: Reduces wear and enables tamper-resistant safety switching

  • Solid-State Outputs: Ensures durability with no mechanical contact wear

  • 2 N.C. Safety + 1 N.O. Auxiliary Contact: Supports both safety circuit and status signaling

  • 3 m PVC Cable Connection: Pre-wired for quick installation and flexible routing

  • Wide Voltage Range (20.4–26.4 VDC): Compatible with standard safety control circuits

The 440N-Z21SS2A enhances machine safety with durable, contactless operation and easy integration into access control systems.

IQElectro is not an authorized distributor.
QElectro LLC (IQElectro) is NOT an Authorized Distributor or in any way affiliated with Rockwell Automation, Siemens, or any other Manufacturers. IQElectro is NOT an Authorized Dealer of this product. The product may be of older version, date codes, or design than that available from authorized dealers. As IQElectro is not an authorized dealer of this product, the Original Manufacturer's Warranty and Support DO NOT apply. IQElectro sells SURPLUS only and DOES NOT SELL SOFTWARE or FIRMWARE licenses For more detailed information, please refer to the full version of our disclaimer policy Disclaimer Policy.
Description / Specifications

Description 

The Allen-Bradley 440N-Z21SS2A is a Guardmaster non-contact safety switch with a rectangular plastic actuator, designed for safeguarding access to hazardous machine areas. It uses solid-state technology and delivers reliable, tamper-resistant operation in safety-critical environments.

 

 

Technical Specifications 

Condition

New/Never Used Surplus

Brand Allen-Bradley
Category
Safety Control Systems
Part Number 440N-Z21SS2A
Subcatecory
Safety Interlock Switches
Series Guardmaster 440N
Actuator Type Rectangular
Contact Type Solid-State
Contact Configuration 2 N.C. Safety, 1 N.O. Auxiliary
Voltage Range 20.4–26.4 VDC
Material Plastic
Connection Type 3 m PVC Cable
Standards Compliance UL, CE, CCC, C-TICK, KC, CUL
Weight 0.8300 lb

  

 

Information About 440N-Z21SS2A

The 440N-Z21SS2A is part of the Allen-Bradley 440N Guardmaster series and is engineered for non-contact safety applications. It operates with a 20.4–26.4 VDC supply voltage and is equipped with solid-state contacts, ensuring a long operational life and resistance to mechanical wear. This model features 2 normally closed (N.C.) safety outputs and 1 normally open (N.O.) auxiliary output, supporting safety monitoring and machine status indication.

Key Features:

  • Non-Contact Safety Technology: Reduces wear and enables tamper-resistant safety switching

  • Solid-State Outputs: Ensures durability with no mechanical contact wear

  • 2 N.C. Safety + 1 N.O. Auxiliary Contact: Supports both safety circuit and status signaling

  • 3 m PVC Cable Connection: Pre-wired for quick installation and flexible routing

  • Wide Voltage Range (20.4–26.4 VDC): Compatible with standard safety control circuits

The 440N-Z21SS2A enhances machine safety with durable, contactless operation and easy integration into access control systems.

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