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Allen-Bradley 440R-D22R2 GuardShield Safety Relay Module

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Allen-Bradley 440R-D22R2

by Allen-Bradley

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OverviewElevate your industrial safety standards with the Allen-Bradley GuardShield 440R-D22R2 Safety Relay Module. This essential component of the GuardShield Safety Relay series from Rockwell Automation is engineered to provide superior protection for both equipment and personnel against a variety of electrical and operational risks. Integrating the 440R-D22R2 offers a comprehensive set of safety features and global certifications, guaranteeing adherence to strict industrial safety mandates while promoting efficient and secure equipment function. The 440R-D22R2 constantly monitors safety mechanisms like light curtains, emergency stop buttons, and safety gates. Its robust construction and advanced diagnostic capabilities deliver immediate feedback and rapid responses to potential safety breaches, minimizing downtime and maximizing operational continuity. This module represents a strategic investment in proactive safety management, ensuring peace of mind through its proven performance in demanding industrial environments.Key Features Advanced Safety Monitoring: Monitors critical safety devices including light curtains, emergency stop buttons, and safety gates for immediate hazard identification and reaction. Seamless Integration: Designed for easy integration into existing control systems, enabling quick setup of intricate safety circuits and enhancing system versatility. Outstanding Operational Reliability: Features redundant relay operation, alongside advanced short-circuit and overload protection, ensuring continuous and highly dependable performance in challenging industrial environments. Space-Saving Design: Its compact size significantly conserves valuable control panel area and offers flexible installation options on standard DIN rails, ensuring adaptable deployment. Global Compliance: Fully compliant with leading international safety standards and certifications, including CE, UL, cUL, and TÜV, confirming its superior quality and adherence to worldwide safety benchmarks. Enhanced Diagnostics: Provides clear diagnostic indicators for efficient troubleshooting and status monitoring, reducing maintenance efforts and improving operational efficiency. Robust Environmental Endurance: Built to endure harsh industrial conditions with an operating temperature range of -10°C to 55°C, ensuring consistent performance across diverse climates. Technical Specifications Model: 440R-D22R2 Series: GuardShield Type: Safety Relay Module Voltage: 24V DC Output Configuration: 2 Normally Open (NO) and 2 Normally Closed (NC) Rated Operating Voltage: 24V DC Maximum Switching Current: 6A Mounting: DIN rail or panel mountable Certifications: CE, UL, cUL, TÜV, RoHS Safety Features: Short-circuit protection, overload protection, and redundant relay operation Dimensions: Compact design for easy installation in control panels Operating Temperature: -10°C to 55°C (14°F to 131°F) Applications Comprehensive Machine Safety: Essential for safeguarding operators from machinery hazards by precisely monitoring and controlling safety devices such as emergency stop buttons, light curtains, and interlock switches. Automated Production Systems: Vital for integration into automated production lines, establishing robust safety protocols for operator protection during complex automated processes. Material Handling Operations: Ensures the highest level of safety for workers in material handling systems by diligently verifying the correct functionality of safety gates and other crucial protective equipment. Advanced Robotic Systems: Provides critical protection in sophisticated robotic applications by monitoring and controlling safety devices, actively preventing accidents and ensuring a secure environment. Why ChooseThe Allen-Bradley 440R-D22R2 stands out as a premier safety solution due to its advanced monitoring capabilities, robust construction, and global compliance. It offers seamless integration into existing systems and provides enhanced diagnostics, making it an ideal choice for industries requiring reliable and efficient safety management. Investing in this module means prioritizing the safety of your personnel and the longevity of your equipment.Order NowSecure your industrial operations with the Allen-Bradley 440R-D22R2 Safety Relay Module. Contact us today to place your order or to learn more about how this exceptional product can benefit your facility.FAQWhat type of safety devices can the 440R-D22R2 monitor?The 440R-D22R2 can monitor various critical safety devices, including light curtains, emergency stop buttons, and safety gates.Is the 440R-D22R2 compatible with existing control systems?Yes, it is designed for effortless integration into existing control systems, facilitating swift installation and configuration of complex safety circuits.What certifications does this safety relay module hold?The module is fully compliant with leading international safety standards and certifications, including CE, UL, cUL, and TÜV.What is the operating temperature range for the 440R-D22R2?It is engineered to withstand harsh industrial conditions with an operating temperature range of -10°C to 55°C (14°F to 131°F).

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PRODUCT DETAILS

Allen-Bradley 440R-D22R2

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Model: 440R-D22R2
  • Series: GuardShield
  • Type: Safety Relay Module
  • Voltage: 24V DC
  • Output Configuration: 2 Normally Open (NO) and 2 Normally Closed (NC)
  • Rated Operating Voltage: 24V DC
  • Maximum Switching Current: 6A
  • Mounting: DIN rail or panel mountable
  • Certifications: CE, UL, cUL, TÜV, RoHS
  • Safety Features: Short-circuit protection, overload protection, and redundant relay operation
  • Dimensions: Compact design for easy installation in control panels
  • Operating Temperature: -10°C to 55°C (14°F to 131°F)

Applications

  • Comprehensive Machine Safety: Essential for safeguarding operators from machinery hazards by precisely monitoring and controlling safety devices such as emergency stop buttons, light curtains, and interlock switches.
  • Automated Production Systems: Vital for integration into automated production lines, establishing robust safety protocols for operator protection during complex automated processes.
  • Material Handling Operations: Ensures the highest level of safety for workers in material handling systems by diligently verifying the correct functionality of safety gates and other crucial protective equipment.
  • Advanced Robotic Systems: Provides critical protection in sophisticated robotic applications by monitoring and controlling safety devices, actively preventing accidents and ensuring a secure environment.

Why Choose the 440R-D22R2?

The Allen-Bradley 440R-D22R2 stands out as a premier safety solution due to its advanced monitoring capabilities, robust construction, and global compliance. It offers seamless integration into existing systems and provides enhanced diagnostics, making it an ideal choice for industries requiring reliable and efficient safety management. Investing in this module means prioritizing the safety of your personnel and the longevity of your equipment.

Availability & Shipping

  • In stock: 440R-D22R2 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 440R-D22R2 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

The 440R-D22R2 can monitor various critical safety devices, including light curtains, emergency stop buttons, and safety gates.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

CUSTOMER REVIEWS

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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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