Eaton 656BLUE EMT Compression Connector - Blue NEC/CEC
Part Number: 656BLUE
Quick Summary
656BLUE EMT compression connector joins steel EMT conduits in industrial electrical installations. Many installers face time-consuming fittings with screws or threaded options that can loosen under vibration. This Eaton Crouse-Hinds series part is manufactured for reliability in demanding environments and aligns with NEC/CEC standards, with UL certifications referenced in Eaton’s documentation for ordinary/non-hazardous locations. Its non-insulated, threadless compression design, 2-1/2 inch trade size, and blue finish speed installs, reduce inventory, and deliver long-term performance in panel wiring, conduit runs, and equipment enclosures. As part of the Eaton Crouse-Hinds EMT fittings family, it integrates smoothly with connectors and couplings used across control panels and machine rooms.
Product Information
Extended Description
656BLUE Eaton: Eaton Crouse-Hinds series EMT compression connector, Blue, EMT, Straight, Non-insulated, Steel, Threadless, 2-1/2"
Product Name
Eaton Crouse-Hinds series EMT compression connector
Catalog Number
656BLUE
UPC
662277090544
Product Length/Depth
3.31 in
Product Height
3.75 in
Product Width
3.75 in
Product Weight
1.9 lb
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Conduit type
EMT
Connector type
Straight
Style
Compression
Insulator
Non-insulated
Trade size
2-1/2"
Color
Blue
Thread
Threadless
Material
Steel
Eaton Crouse-Hinds 656BLUE 3D drawing
Crouse-Hinds series Connectors and Couplings - EMT catalog page
Connectors and Couplings - EMT UL certification
Connectors and Couplings - EMT UL certification
Eaton Specification Sheet - 656BLUE
656BLUE is a blue, non-insulated steel compression connector for EMT conduit used in industrial electrical installations. The compression design eliminates the need for loose screws, reducing installation steps and potential loosening from vibration. This feature translates to faster wiring runs in panels and machinery enclosures, improving field productivity. With a 2-1/2 inch trade size and precise 3.31 inch length, it fits common EMT conduit runs and reduces the need for additional fittings. The straight connector geometry minimizes bending work and simplifies routing in crowded cabinets, cutting labor costs and downtime. Material strength is provided by steel construction, delivering robust mechanical pull-resistance and long-term durability in harsh environments. The 1.9 lb weight balances rigidity with manageable handling on the shop floor. Color coding in blue helps crews identify appropriate EMT fittings for circuits, while the non-insulated design avoids insulation interference with conductors and junction boxes. Certifications and compliance include NEC/CEC standards and ordinary/non-hazardous location ratings, with UL certification references in Eaton documentation. This alignment supports code compliance, safety audits, and fast procurement with Eaton's Crouse-Hinds series connectors and catalog resources. Compatibility and installation advantages include integration with 3D CAD drawings, catalog pages, and standard EMT fittings, aiding prefabrication and BOM accuracy while delivering a clean, secure network.
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FAQs
Install by seating the EMT conduit into the 656BLUE connector until fully engaged, then tighten the compression mechanism per the Eaton installation guidelines. The threadless design eliminates screws, reducing assembly steps. Verify seating and alignment before routing conductors to ensure a secure, vibration-resistant joint that meets NEC/CEC requirements.
656BLUE is a steel, non-insulated EMT compression connector designed for a 2-1/2 inch trade size. It is intended for EMT conduits in industrial settings, providing a robust steel body with a blue finish for easy identification and compatibility with other Crouse-Hinds EMT fittings.
Yes. The connector is designed to meet NEC/CEC standards and is suitable for ordinary/non-hazardous locations. Compliance is supported by UL certifications referenced in Eaton’s documentation, making it a code-compatible choice for panel wiring and equipment enclosures.
656BLUE carries NEC/CEC standards compliance and UL certification references as indicated in Eaton’s certification and catalog materials. It is approved for ordinary/non-hazardous locations, aligning with typical industrial installation and safety requirements.
The threadless compression design speeds installation by eliminating screw assembly, reducing field labor and potential loosening from vibration. Its 2-1/2 inch trade size and straight configuration simplify routing, cut inventory needs, and improve long-term reliability in panels and machinery, contributing to faster project completion and lower maintenance costs.