Topaz Electric 664S EMT Compression Coupling (1-1/4 inch, Steel):

Specifications

• Manufacturer: Topaz Electric Corporation
• Model Number: 664S
• Material: Zinc-plated steel
• Finish: Zinc plated
• Type: EMT Compression Coupling
• Trade Size: 1-1/4 inch
• Dimensions:
  • Length: 3.063 inches
  • Diameter: 2.188 inches
• Connection Type: Compression
• Compliance & Certifications:
  • UL 514B
  • CSA Certified
  • NEMA FB-1
  • Federal Specification W-F-408E
  • RoHS Compliant

Key Features

• Concrete-tight design for secure conduit connections
• Compression type allows easy installation without threading
• Durable steel construction with zinc plating for corrosion resistance
• UL and CSA listed for safety and quality assurance
• Compatible with EMT conduit systems

Applications

• Used to join two lengths of EMT (Electrical Metallic Tubing) securely
• Ideal for commercial, industrial, and residential electrical installations
• Suitable for indoor and outdoor use depending on local code compliance
• Commonly used in concrete-tight environments where secure fittings are required