Topaz Electric 657S EMT Compression Connector (2-1/2 inch, Steel):

Specifications

• Manufacturer: Topaz Electric Corporation
• Model Number: 657S
• Material: Zinc-plated steel
• Finish: Zinc plated
• Type: EMT Compression Connector
• Trade Size: 2-1/2 inch
• Connection Type: Threaded x Compression
• Thread Length: 0.75 inch
• Dimensions:
  • Diameter: 3.688 inches
  • Length: 3.875 inches
• Compliance & Certifications:
  • UL 514B
  • CSA Certified
  • Federal Specification W-F-408E
  • NEMA FB-1
  • RoHS Compliant

Key Features

• Compression type connector for joining EMT conduit to boxes or enclosures
• Concrete-tight design when properly installed
• Durable steel construction with zinc plating for corrosion resistance
• Includes zinc-plated steel locknut
• UL and CSA listed, NEMA compliant
• Suitable for heavy-duty applications

Applications

• Used to securely connect EMT conduit to electrical boxes or enclosures
• Ideal for commercial, industrial, and residential electrical installations
• Suitable for indoor and outdoor use depending on code compliance
• Commonly used in concrete-tight environments such as slab or wall installations