Allen-Bradley 440R-S13R2 Guardmaster Safety Relay

Description:

The Allen-Bradley 440R-S13R2 Guardmaster Single Input Safety Relay (440RS13R2) is used in industrial safety control systems to monitor emergency stop devices and safety circuits. Commonly installed in machine control panels, robotic cells, packaging equipment, and automated production lines where reliable safety input monitoring is required. Maintenance teams, OEMs, and system integrators use this safety relay for machine builds, safety retrofits, replacement of failed relays, and maintaining compliance with functional safety standards.

Applications:

The 440R-S13R2 safety relay is widely used in manufacturing plants, material handling systems, and process machinery to monitor emergency stop buttons, safety gates, and interlock switches. It provides dependable safety circuit control and helps ensure safe shutdown of hazardous equipment in accordance with industrial safety requirements.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Model / Part number: 440R-S13R2
• Product type: Safety relay
• Series: Guardmaster
• Input channels: Single safety input
• Safety contacts: Force-guided relay outputs
• Supply voltage: 24 V DC (application dependent)
• Mounting: DIN rail
• Safety category: Designed for machine safety applications (category dependent on configuration)
• Application environment: Industrial safety control systems

Common Replacements:

• Allen-Bradley 440R-S12R2
• Allen-Bradley 440R-N23132
• Siemens 3SK1111-1AB30