Eaton CS8365EX Locking Plug - California standard
Part Number: CS8365EX
Quick Summary
Eaton CS8365EX locking plug is a secure, back-wired power connector for industrial equipment in California-standard installations. Engineers often struggle to secure durable, code-compliant connections that withstand vibration, temperature variation, and field installation challenges. This model carries RoHS compliance and cULus Listing, with California standard wiring expectations ensuring regulatory alignment across projects. By pairing a Pro grip locking design with back wiring and a rugged nylon housing, this plug delivers faster installations, easier maintenance, and reliable performance in demanding industrial environments.
Product Information
Extended Description
CS8365EX Eaton: Eaton locking plug, #10-6 AWG, 50A, Industrial, 250V, Back wiring, Black, red, Non-NEMA, Three-pole, Four-wire, Nylon, 0.44 to 1.06 in, California standard
Product Name
Eaton Arrow Hart pro grip California standard locking plug
Catalog Number
CS8365EX
UPC
032664663949
Product Length/Depth
6.94 in
Product Height
3.38 in
Product Width
3.61 in
Product Weight
1.05 lb
Compliances
RoHS Compliant
Certifications
cULus Listed
Special features
Locking plug
Type
Locking plug
Amperage Rating
50 A
Voltage rating
3Ø 250 V
Contact material
Zinc plated brass
Application
Industrial
Device grade
Extra heavy duty
Wiring method
Back
Number of wires
4 Grounding
Number Of Poles
Three-pole
Color
Red Black
Cord diameter
0.44-1.06 in (11.1-26.0 mm)
Material
Nylon
Operating temperature
-40 to 105 °C (-40 to 221 °F)
Standard
California standard
Allowable wire size
#10-4 AWG
NEMA configuration
Non-NEMA
Torque rating
45 lbf-inch
Design type
Pro grip
Face/body material
Glass filled nylon
Arrow Hart - Connecting Safety to Reliability since 1890
Hart lock industrial grade 50A locking devices spec sheet
Hart lock industrial grade 50A locking devices spec sheet
Hart lock industrial grade 50A locking devices spec sheet
Feature: 50 A amperage rating and 3-phase 250 V voltage rating with back wiring for four conductors. Benefit: Supports high-load machinery and minimizes inlet/output heat, improving overall system efficiency and safety in industrial deployments. Application: Suitable for heavy equipment panels and machine controls that require dependable 3Ø power delivery. Feature: Nylon housing with glass-filled composition and zinc-plated brass contacts. Benefit: Enhanced durability, chemical resistance, and reliable contact performance in dirty or harsh environments. Application: Ideal for manufacturing floors, automotive plants, and process facilities where longevity matters. Feature: Pro grip design and locking mechanism. Benefit: Prevents accidental disconnection during operation, reducing downtime and maintenance trips. Application: Critical for conveyors, robotics, and CNC control cabinets. Feature: California standard, RoHS Compliant, and cULus Listed. Benefit: Ensures regulatory compliance and safety across multi-site projects, lowering risk and audit findings. Application: Useful for projects needing strict local and global compliance. Feature: Back wiring method and 0.44–1.06 in cord diameter range. Benefit: Simplifies field terminations and supports a wide range of cord sizes, reducing installation time. Application: Electric panels and field terminations where space is constrained and wiring efficiency is essential. Feature: 0.43-1.06 in category, 3P4W, red/black color coding. Benefit: Clear wire phase differentiation and robust performance under extreme temperatures. Application: Industrial control cabinets requiring color-coded, high-visibility connections. Feature: Temperature range -40 to 105°C and 45 lbf-in torque rating. Benefit: Maintains performance across extreme environments and ensures secure terminal connections. Application: Outdoor or climate-variable facilities with high vibration or temperature fluctuations. Feature: NEMA configuration Non-NEMA. Benefit: Flexible integration into non-standard or proprietary equipment configurations. Application: Specialized machinery that does not rely on standard NEMA connectors.
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FAQs
The CS8365EX uses a back wiring method designed for four wires with a three-pole configuration. This allows straightforward field terminations and clean, secure connections, reducing install time and wiring errors in industrial panels.
Key specs include a 50 A amperage rating, 3Ø 250 V voltage rating, four conductors, and a torque rating of 45 lbf-in. Compatible wire sizes range from #10 to #4 AWG, with zinc-plated brass contacts and a nylon body for durability.
Yes. The product is designed to meet California standard wiring practices and is RoHS compliant with cULus listing, supporting compliance across state and North American projects while maintaining robust industrial performance.
The CS8365EX is RoHS compliant and cULus Listed, indicating environmental responsibility and safety compliance for North American electrical installations. These certifications help reduce regulatory risk and simplify audits.
Locking plugs minimize unintentional disconnections, cutting downtime and maintenance costs. Coupled with back wiring and durable nylon components, the solution offers long service life, predictable maintenance schedules, and a favorable total cost of ownership for industrial systems.