Eaton Crouse-Hinds Posi-Lok E0400-257 Plug - NEC/CEC

Part Number: E0400-257
Manufacturer
Eaton Crouse-Hinds
Part number
E0400-257

Quick Summary

Posi-Lok E0400-257 plug provides high-current, secure power connections for industrial enclosures and panels. Engineers often struggle with vibration and maintenance overhead when wiring feeders across harsh factory floors, and a reliable connector is essential to minimize downtime. This plug meets NEC/CEC standards and is suitable for ordinary/non-hazardous locations, with a 600 Vac/dc rating and up to 400 A continuous amperage. By combining color-coded orange housings with robust mechanical locking, it simplifies installation, improves safety, and reduces field service time. For manufacturers and integrators, this means dependable power distribution within automation architectures and control panels while supporting compliance and long-term cost reduction.

Product Information

Extended Description

E0400-257 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Posi-Lok E0400 plug, Up to 400A continuous, #2-2/0 AWG, Orange, Double set screw, Female, Thermoplastic elastomer (TPE), 600 Vac/dc
Product Name
Eaton Crouse-Hinds series Posi-Lok E0400 plug
Catalog Number
E0400-257
Product Length/Depth
6.39 in
Product Height
6.97 in
Product Width
19 in
Product Weight
2.82 lb
UPC
662275924766
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Cable size
#2-2/0 AWG
Amperage Rating
Up to 400A Continuous
Voltage rating
600 Vac/dc
Gender
Female
Connection type
Double set screw
Color
Orange
Material
Thermoplastic elastomer (TPE)
Feature → Business Impact → Application: The E0400-257 uses a 400 A continuous amperage rating and accepts #2-2/0 AWG cables, enabling you to carry large loads through power distribution panels with minimal voltage drop, improving overall system efficiency in automated lines and packaging equipment. This translates to measurable uptime gains and reduced rework in high-demand environments where every amp counts for motor drives and Robotic modules. Feature → Application: The double set screw connection provides a secure mechanical hold that resists loosening from vibration, directly lowering maintenance costs and downtime in conveyors and material-handling systems. Feature → Application: Thermoplastic elastomer (TPE) housing delivers chemical and impact resistance in harsh factory floors and outdoor enclosures, extending enclosure life and reducing replacement cycles. Feature → Application: Orange color and clear labeling improve installation accuracy and safety during field commissioning, while compatibility with Posi-Lok panels accelerates mating and minimizes connector misalignment in control rooms and switchgear assemblies. Feature → Application: NEC/CEC compliance and an Ordinary/Non-Hazardous area classification give engineers confidence for standard industrial environments, supporting fast regulatory approvals and consistent safety practices across sites. Additionally, the catalog and installation resources—EB 168 instructions and the Eaton datasheet—provide proven installation guidance to address common objections about complexity and training needs, ensuring teams can deploy with confidence. Long-tail keywords such as “heavy-duty plug for industrial automation,” “400 A panel connectors,” “600 Vac/dc power distribution,” and “Posi-Lok locking technology” are integrated to align with practical search intents without compromising technical accuracy.

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FAQs

Installation is straightforward with the E0400-257’s double set screw design. Use #2-2/0 AWG cables to meet the 400 A continuous rating, ensure the mating plug matches the corresponding panel, and follow the EB 168 installation sheet for step-by-step guidance. The color-coding and robust TPE housing help prevent incorrect connections and improve field efficiency.
Verify amperage rating up to 400 A continuous, voltage rating of 600 Vac/dc, and wire size compatibility (#2-2/0 AWG). Ensure the counterpart panel is identified as Posi-Lok compatible, and confirm the environment falls under Ordinary/Non-Hazardous Locations per area classifications.
Yes, for Ordinary/Non-Hazardous Locations. While the connector housing and locking mechanism are designed for durability, it is not rated for Hazardous/classified areas. For outdoor use, ensure proper enclosure protection and IP-rated housing as required by the application and local codes.
The plug adheres to NEC/CEC standards, supporting compliant electrical installations in North American environments. This reduces risk during audits and simplifies approval processes, especially for equipment in automated lines and panel assemblies within non-hazardous industrial settings.
Yes. You can access the EB 168 installation sheet, the Posi-Lok catalog page, and the E0400-257 specification sheet. These resources help installers plan repeatable, efficient maintenance, justify lifecycle costs, and demonstrate a clear path to reduced downtime through proven, field-tested connectors.