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440G-T27255

440G-T27255

Manufacturer: ALLEN BRADLEY

Condition: New and Unused, Surplus.

Price: Available on Request

Overview of Allen Bradley 440G-T27255

The Allen Bradley 440G-T27255 Guardmaster TLS-GD2 is a high-integrity safety switch engineered for demanding industrial environments. Designed for machine guarding applications, it incorporates a power-to-lock feature that ensures safeguards remain locked until safe entry conditions are met. Operating at 24V AC/DC, this model is ideal for machinery requiring hazardous area protection and reliable operator safety. The unit features a glass-reinforced plastic housing and an ingress protection rating of IP67, offering excellent resistance to dust and water. The use of a standard GD2 actuator guarantees compatibility with common industrial installations, making this safety switch a solid choice for safeguarding doors, gates, and machine guards in packaging, processing, and assembly operations.

Key Features of Allen Bradley 440G-T27255

  • Power-to-lock solenoid ensures secure guard interlocking
  • 2 normally closed (NC) safety contacts and 1 normally open (NO) auxiliary contact
  • Standard GD2 actuator included for consistent operation
  • High holding force of up to 2000N (450 lbs) for robust protection
  • Durable glass-reinforced plastic housing; IP67 rated
  • M20 conduit entry supports flexible installation
  • Certified to international safety standards (CCC, CE, UL, KC, CUL)

Technical Specs of 440G-T27255

  • Supply Voltage: 24V AC/DC
  • Contacts: 2 NC (safety), 1 NO (auxiliary), break-before-make
  • Actuator Type: Standard GD2
  • Holding Force (Fzh): 2000N (450 lbs)
  • Conduit Entry: M20
  • Housing: Glass-reinforced plastic (GRP)
  • Ingress Protection: IP67
  • Dimensions: Length 126 mm, Width 86 mm, Depth 43 mm

Applications / Use Case

Allen Bradley 440G-T27255 excels in machine guarding across multiple industrial sectors. It is commonly fitted to protective doors, covers, and access gates on automated lines, packaging machinery, and robotic work cells. The power-to-lock mechanism ensures that hazardous areas remain inaccessible until dangerous motion ceases and safe conditions are confirmed. Its auxiliary contact can be integrated with safety PLCs or monitoring systems to signal guard status for process control or maintenance routines. This model is ideally suited for food and beverage, manufacturing, automotive, and material handling settings where consistent operator safety and regulatory compliance are non-negotiable.

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