Eaton ENRC22201 M4 Receptacle Assembly - Hazardous Locations

Part Number: ENRC22201 M4
Eaton Crouse-Hinds logo
Manufacturer
Eaton Crouse-Hinds
Part number
ENRC22201 M4

Quick Summary

The Eaton ENRC22201 M4 is a rugged receptacle assembly designed for hazardous locations in industrial facilities. In hazardous areas, mis-wiring risk and frequent maintenance downtime threaten uptime and safety. It is certified for NEC/CEC hazardous/classified locations with compatible NEMA ratings including 3, 3R, 7, 9 and 12, enabling reliable operation across a range of explosive atmospheres. Through-feed design, a two-gang footprint, 125 Vac operation, and copper-free aluminum construction speed installation while improving safety and long-term reliability. This combination supports safer power distribution in plants, refineries, and offshore facilities, helping maintenance teams meet uptime and regulatory targets.

Product Information

Extended Description

ENRC22201 M4 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Ark-Gard ENR Premier receptacle assembly, 20A, Double, 50-400 Hz, Copper-free aluminum, 5-20R, Two-gang, Through feed, 3/4", 125 Vac
Product Name
Eaton Crouse-Hinds series Ark-Gard ENR Premier receptacle assembly
Catalog Number
ENRC22201 M4
Product Length/Depth
6.78 in
Product Height
6.75 in
Product Width
7.56 in
Product Weight
1 lb
UPC
662276174290
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2 Class II, Division 1 Class II, Division 2 Class III
NEMA Rating
3 3R 7 9 12
Number of gangs
Two-gang
Amperage Rating
20A
Voltage rating
125 Vac
Style
Through feed
Trade size
3/4"
NEMA configuration
5-20R
Cover type
Double
Material
Copper-free aluminum
Frequency rating
50-400 Hz
Feature: Ark-Gard ENR Premier receptacle assembly delivers explosion-proof NEMA locking devices for hazardous environments. Business impact: reduces ignition risk, improves operator safety, and helps meet stringent industry standards. Application: ideal for petrochemical plants, refineries, and offshore platforms where reliable, code-compliant power distribution is non-negotiable. The through-feed design provides a robust, sealed interface against dust, moisture, and hazardous atmospheres, while the copper-free aluminum housing minimizes weight without sacrificing strength.Feature: Two-gang, 5-20R receptacles configured in a 3/4" trade size, 125 Vac, 20A circuit. Business impact: streamlines panel layouts, reduces wiring complexity, and supports standard plug interconnects, lowering installation time and potential miswiring. Application: control panels and remote power distribution in hazardous environments across chemical, oil & gas, and marine facilities.Feature: Copper-free aluminum construction delivers excellent corrosion resistance with lighter weight. Business impact: lowers lifecycle costs in harsh environments and simplifies handling during maintenance. Application: offshore platforms, wastewater treatment, and refining operations where corrosion resistance and ease of installation matter.Feature: Frequency rating of 50–400 Hz ensures global compatibility. Business impact: reduces part numbers across regional facilities and simplifies sourcing for multinational operations. Application: multinational plants, mobile rigs, and facilities integrating equipment from different regions.Feature: Comprehensive certifications and installation resources, including UL certification references and IF instructions. Business impact: accelerates commissioning, supports regulatory compliance, and reduces risk during audits. Application: new builds and retrofits in hazardous locations where clear documentation and proven performance are required.

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FAQs

ENRC22201 M4 is designed for hazardous/classified locations with through-feed installation and a copper-free aluminum housing. When installing, ensure proper gland sealing, use compatible NEMA 5-20R outlets, and follow NEC/CEC guidelines for Class I, II, III environments. The two-gang, 3/4" trade size footprint simplifies panel layouts and minimizes field wiring complexity, reducing potential miswiring and downtime.
Key specs include a 20A amperage rating, 125 VAC voltage rating, and a 50–400 Hz frequency rating, suitable for international and multi-region operations. The 3/4" trade size and 5-20R NEMA configuration define compatible plugs and connectors, while the copper-free aluminum housing supports durable, corrosion-resistant performance in harsh environments.
Yes. ENRC22201 M4 is rated for 125 VAC at 20A and is engineered for hazardous locations with explosion-proof ENR Premier protection. Its two-gang 5-20R configuration aligns with standard 20A receptacle practice, and the copper-free aluminum body provides robust mechanical protection while keeping weight manageable for installation and maintenance crews.
The receptacle assembly adheres to NEC/CEC requirements for hazardous/classified locations and carries compatible NEMA ratings (3, 3R, 7, 9, 12). UL certification references for ENR/ENP are available in the provided documentation, along with IF installation sheets, ensuring traceability, safe commissioning, and regulator-ready performance for critical facilities.
By combining explosion-proof protection with a durable copper-free aluminum housing, ENRC22201 M4 reduces corrosion-related maintenance and replacement costs in harsh sites. The through-feed, two-gang design minimizes installation time and wiring errors, accelerating commissioning in new builds or retrofits. Industry teams also benefit from standardized components across regions, lowering inventory and training requirements.