Eaton Crouse-Hinds Posi-Lok E0400-166 Plug 400A 600Vac/dc
Part Number: E0400-166
Manufacturer
Eaton Crouse-Hinds
Part number
E0400-166
Quick Summary
The Eaton Crouse-Hinds Posi-Lok E0400-166 plug is a high-current electrical connector designed for reliable power distribution in industrial environments. Engineers routinely face vibration and loosening at feeder connections, especially with demanding 3/0-4/0 AWG conductors up to 400 A. This plug delivers NEC/CEC compliance and is suitable for Ordinary/Non-Hazardous Locations, backed by a rugged TPE body for long service life. The combination of a crimp connection and a 600 Vac/dc rating enables safer, faster installations in panels and switchgear, reducing maintenance and rework. For facilities seeking scalable, compliant power distribution, the Posi-Lok E0400-166 offers a proven path to lower lifecycle costs and improved uptime.
Product Information
Extended Description
E0400-166 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Posi-Lok E0400 plug, Up to 400A continuous, 3/0-4/0 AWG, Brown, Crimp, Male, Thermoplastic elastomer (TPE), 600 Vac/dc
Product Name
Eaton Crouse-Hinds series Posi-Lok E0400 plug
Catalog Number
E0400-166
Product Length/Depth
6.39 in
Product Height
6.97 in
Product Width
19 in
Product Weight
2.82 lb
UPC
662275903716
Area classification
Ordinary/Non-Hazardous Locations
Standards type
NEC/CEC
Cable size
3/0-4/0 AWG
Amperage Rating
Up to 400A Continuous
Voltage rating
600 Vac/dc
Gender
Male
Connection type
Crimp
Color
Brown
Material
Thermoplastic elastomer (TPE)
Posi-Lok Power Distribution Panels and Plugs catalog page
EB 168 - E0400 Plugs and Panels
Eaton Specification Sheet - E0400-166
Feature – High-current capability and reliable mating. The E0400-166 supports up to 400A continuous with a secure crimp connection, delivering consistent electrical performance in demanding feeder applications. The Posi-Lok design minimizes the risk of loosening under vibration and cycling, reducing fault rates and maintenance time in critical power feeds. For panel builders, this means fewer field rework events and greater peace of mind when scaling distribution to multiple feeders. Feature – Wire size versatility and straightforward installation. Engineered for 3/0-4/0 AWG conductors, the plug accommodates large feeder runs without multiple terminations, improving installation speed. The brown TPE housing provides impact resistance and environmental compatibility, while the male crimp terminator delivers repeatable, code-compliant terminations that technicians can trust in hot, cramped installations. Feature – Material resilience and safety. Thermoplastic elastomer (TPE) construction offers flexible sealing with good chemical resistance and weathering performance, helping to preserve insulation integrity in ordinary or non-hazardous locations. The molded body and rugged contact interface reduce wear and extend service life in industrial environments. Feature – Standards, installation, and lifecycle value. Compliance with NEC/CEC standards and ordinary location classifications simplify regulatory planning and commissioning. The E0400-166's compact footprint and established Posi-Lok mating geometry streamline panel upgrades, minimize changeovers, and lower total cost of ownership for power distribution systems. Feature – Practical integration and support. Compatibility with Eaton Crouse-Hinds Posi-Lok panels and plugs provides a cohesive ecosystem, easing procurement and reducing spare-part inventory. Access to catalog pages, instruction sheets, and official datasheets supports fast, informed decisions and safer field work.
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FAQs
Use a proper crimping tool specified for large-gauge conductors to ensure a solid, code-compliant termination. Follow the E0400-166 mating guidance and manufacturer installation sheets to guarantee a vibration-resistant, long-lasting connection within Posi-Lok panels and plugs.
The E0400-166 is rated up to 400A continuous, supports 3/0-4/0 AWG conductors, and is rated for 600 Vac/dc, suitable for demanding industrial feeders in ordinary locations.
Yes. It is designed for Ordinary/Non-Hazardous Locations and adheres to NEC/CEC standards, simplifying regulatory compliance for power distribution installations.
The E0400-166 uses a crimp male connector designed to mate with Eaton Crouse-Hinds Posi-Lok panels and plugs, enabling a secure, vibration-resistant interface across standard power distribution assemblies.
The connector complies with NEC/CEC standards and is classified for Ordinary/Non-Hazardous Locations, aligning with typical industrial wiring practices and site inspection requirements.