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Tongue Interlock Switch | 2 N.C. & 1 N.O. Contacts | M16 Conduit Entry | by Allen-Bradley

SKU: 440KC21052
$110.50 List price: $137.70
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The Tongue Interlock Switch by Allen-Bradley features 2 normally closed (N.C.) safety contacts and 1 normally open (N.O.) auxiliary contact, making it ideal for industrial safety interlocking and machinery safety systems. With a durable plastic construction and M16 conduit entry, this switch ensures reliable access control for hazardous equipment, enhancing safety in your operations.
Technical Specifications
  • 2 Normally Closed (N.C.) safety contacts
  • 1 Normally Open (N.O.) auxiliary contact
  • Make before break contact operation
  • M16 conduit entry
  • Plastic housing
  • Dimensions (H x L x W): 100mm x 40mm x 50mm
  • Weight: 0.3 kg
Key Features
  • Tongue interlock design for enhanced safety
  • 2 Normally Closed (N.C.) safety contacts
  • 1 Normally Open (N.O.) auxiliary contact
  • Make before break contact operation
  • Flat tongue interlock switch
  • M16 conduit entry
  • Plastic construction for durability
Professional Installation Requirements
  • Installation should be performed by a qualified technician to ensure compliance with safety standards and proper integration into safety systems.
Applications
  • Industrial safety interlocking
  • Machinery safety systems
  • Access control for hazardous equipment
Standards & Compliance
  • AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
  • Plastic construction reduces metal waste and supports lightweight design
  • Durable design extends product life, reducing replacement frequency
Warranty Information

Radwell 2-year warranty included; factory warranty does not apply.

Available Now

The Allen-Bradley 440KC21052 Tongue Interlock Switch is available now for immediate purchase. Ideal for industrial safety and machinery access control applications.