PRODUCT DETAILS
440R-D22S2 Allen-Bradley Guardmaster Safety Relay | Brand New Dual Input SS | 24V DC
Product Overview
The 440R-D22S2 Allen-Bradley Guardmaster Dual Input Solid-State (SS) Safety Relay is a brand new industrial safety relay designed to monitor and protect emergency stop circuits, safety gates, and interlock devices in industrial automation and machine control systems.
This dual input solid-state safety relay ensures redundant safety monitoring, fast response, and reliable operation in high-risk machinery environments. Ideal for engineers, system integrators, and industrial safety professionals, it supports 24V DC systems and integrates seamlessly into existing Guardmaster safety architectures.
Key Features
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Brand: Allen-Bradley (Rockwell Automation)
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Model / Part Number: 440R-D22S2
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Series: Guardmaster
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Condition: Brand New, Factory Sealed
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Type: Dual Input Solid-State Safety Relay
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Operating Voltage: 24V DC
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Dual Input Monitoring for redundant safety circuits
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Fast response with solid-state outputs
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DIN rail mounting for easy installation
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Industrial-grade reliability and durability
Technical Specifications
| Specification | Details |
|---|---|
| Supply Voltage | 24V DC |
| Safety Inputs | Dual-channel, redundant |
| Safety Outputs | Solid-State (SS) |
| Monitoring Functions | Emergency stop, safety gate, interlock devices |
| Reset Type | Manual / monitored reset (system dependent) |
| Mounting | DIN Rail |
| Safety Category* | Up to Cat. 4 / PL e / SIL 3 |
| Manufacturer | Allen-Bradley |
* Safety category depends on overall system design (EN ISO 13849-1).
Applications
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Industrial machine safety systems
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Emergency stop and safety gate monitoring
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Interlock and safety circuit control
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Packaging, assembly, and production line machinery
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Industrial automation upgrades
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Dual input SS safety relay applications
Why Choose the 440R-D22S2 Safety Relay?
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High reliability for industrial machine safety
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Dual input monitoring reduces risk and improves redundancy
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Solid-state outputs provide fast, precise safety response
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Seamless integration with Allen-Bradley Guardmaster systems
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Factory sealed, brand new for critical industrial operations
Shipping & Quality Assurance
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Brand new, factory sealed, fully inspected
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Industrial-grade packaging for secure transport
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Fast worldwide shipping available


