Southwire Components 1 in. Steel Set Screw EMT Connector with Insulated Throat, Zinc Plated

Southwire Components 1 in. Set Screw EMT Connector with Insulated Throat

The Southwire Components 633SI is a 1-inch set screw EMT connector featuring an insulated throat that protects wire insulation from abrasion at the conduit entry point. Made from steel with a zinc-plated finish, it is listed to UL 514B and CSA certified for commercial and industrial applications.

Product Specifications

• Trade size: 1 inch
• Material: Steel
• Finish: Zinc plated
• Connection type: Set screw
• Special feature: Insulated throat
• Product type: Set Screw EMT Connector
• Standards: UL 514B, UL File Number E148720, US Federal Spec A-A-50553, CSA Certified, NEMA/ANSI FB-1, Military Spec W-F-406D, W-F-406E, W-F-408D, W-S-610D
• Manufacturer: Southwire Components
• Model: 633SI

Features

• Insulated throat prevents conductor insulation damage from the metal connector edge
• Set screw fastening for secure conduit retention
• Zinc-plated steel provides corrosion resistance
• Listed to UL 514B and CSA certified for North American installations
• Meets NEMA/ANSI FB-1 and multiple military specifications

Applications

This insulated throat connector is used in commercial, industrial, and institutional electrical installations where conductor protection at the conduit termination point is important. The insulated throat is particularly valuable when pulling sensitive or fine-gauge wiring through the fitting.