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Allen-Bradley 440R-B23020 MSR126T safety relay, 24V DC, 3 N.O. + 1 N.C., removable terminals

Allen-Bradley 440R-B23020

SKU: 440R-B23020
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$585.00
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Allen-Bradley 440R-B23020

Overview

The Allen-Bradley 440R-B23020 is a Minotaur MSR126T safety relay designed to monitor safety devices such as emergency stop buttons and gate switches. Operating on 24V DC, this relay features 3 normally open (N.O.) safety outputs and 1 normally closed (N.C.) auxiliary output, providing reliable response in machine safety applications. It comes with removable terminals for easy installation and maintenance.

Key Features

  • Voltage: 24V DC

  • Safety Outputs: 3 N.O.

  • Auxiliary Output: 1 N.C.

  • Terminal Style: Removable

  • Mounting: DIN rail

  • Category: Cat. 4 per ISO 13849-1

  • SIL 3 (IEC 61508), PLe (ISO 13849-1)

  • Response Time: ≤ 20 ms

  • Reset: Manual or automatic selectable

  • LED indicators for power and status

Technical Specifications

  • Catalog Number: 440R-B23020

  • Series: MSR126T

  • Housing Type: Plastic

  • Operating Temperature: -10°C to +55°C (14°F to 131°F)

  • Storage Temperature: -40°C to +85°C

  • Enclosure Type: IP20 (housing), IP40 (mounted in panel)

  • Standards: CE, cULus, TUV

  • Dimensions (H x W x D): Approx. 99 x 22.5 x 114.5 mm

  • Weight: Approx. 150 g

  • Brand: Allen-Bradley

  • Sub Brand: Guardmaster®

Applications

  • Emergency stop monitoring

  • Guard door interlocks

  • Light curtain safety circuits

  • Machine start/restart interlock circuits

  • Safety applications requiring up to SIL 3 / PLe compliance

Why Choose the 440R-B23020

  • Compact and DIN-rail mountable for easy panel integration

  • Meets global safety standards (SIL 3, PLe)

  • Fast response time enhances machine protection

  • Reliable relay logic without programmable setup

  • Ideal for OEM and end-user safety systems

Order Now

The Allen-Bradley 440R-B23020 MSR126T safety relay is available and ships worldwide. 

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 440R-B23020

Overview

The Allen-Bradley 440R-B23020 is a Minotaur MSR126T safety relay designed to monitor safety devices such as emergency stop buttons and gate switches. Operating on 24V DC, this relay features 3 normally open (N.O.) safety outputs and 1 normally closed (N.C.) auxiliary output, providing reliable response in machine safety applications. It comes with removable terminals for easy installation and maintenance.

Key Features

  • Voltage: 24V DC

  • Safety Outputs: 3 N.O.

  • Auxiliary Output: 1 N.C.

  • Terminal Style: Removable

  • Mounting: DIN rail

  • Category: Cat. 4 per ISO 13849-1

  • SIL 3 (IEC 61508), PLe (ISO 13849-1)

  • Response Time: ≤ 20 ms

  • Reset: Manual or automatic selectable

  • LED indicators for power and status

Technical Specifications

  • Catalog Number: 440R-B23020

  • Series: MSR126T

  • Housing Type: Plastic

  • Operating Temperature: -10°C to +55°C (14°F to 131°F)

  • Storage Temperature: -40°C to +85°C

  • Enclosure Type: IP20 (housing), IP40 (mounted in panel)

  • Standards: CE, cULus, TUV

  • Dimensions (H x W x D): Approx. 99 x 22.5 x 114.5 mm

  • Weight: Approx. 150 g

  • Brand: Allen-Bradley

  • Sub Brand: Guardmaster®

Applications

  • Emergency stop monitoring

  • Guard door interlocks

  • Light curtain safety circuits

  • Machine start/restart interlock circuits

  • Safety applications requiring up to SIL 3 / PLe compliance

Why Choose the 440R-B23020

  • Compact and DIN-rail mountable for easy panel integration

  • Meets global safety standards (SIL 3, PLe)

  • Fast response time enhances machine protection

  • Reliable relay logic without programmable setup

  • Ideal for OEM and end-user safety systems

Order Now

The Allen-Bradley 440R-B23020 MSR126T safety relay is available and ships worldwide. 

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 440R-B23020

Allen-Bradley 440R-B23020

$585.00
Add to wishlist
Allen-Bradley 440R-B23020

Allen-Bradley 440R-B23020

Your Price:
$585.00
Item Added to Your Cart
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