Eaton ENRC31201 M4 Receptacle Assembly - Explosionproof
Part Number: ENRC31201
Quick Summary
The Eaton ENRC31201 M4 receptacle assembly is a through-feed, single-gang connector designed for hazardous locations. In challenging environments, a failed outlet can cause costly downtime and safety risks, so this unit provides robust protection and reliable power delivery. It carries NEC/CEC hazardous location ratings including Class I, Division 1 and 2, Class II, Division 1 and 2, and Class III, along with compatible NEMA ratings 3, 3R, 7, 9, 12 to support diverse industrial requirements. By leveraging copper-free aluminum construction and a compact 1" trade size, it enables easier retrofit and maintenance, while delivering dependable 20A, 125 Vac service for critical equipment in oil, gas, chemical processing, and mining applications.
Product Information
Extended Description
ENRC31201 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Ark-Gard ENR Value receptacle assembly, 20A, Single, 50-400 Hz, Copper-free aluminum, 5-20R, Single-gang, Through feed, 1", 125 Vac
Product Name
Eaton Crouse-Hinds series Ark-Gard ENR Value receptacle assembly
Catalog Number
ENRC31201
Product Length/Depth
3.5 in
Product Height
6.72 in
Product Width
8 in
Product Weight
0.01 lb
UPC
782274311234
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 7 9 12
Number of gangs
Single-gang
Amperage Rating
20A
Voltage rating
125 Vac
Style
Through feed
Trade size
1"
NEMA configuration
5-20R
Cover type
Single
Material
Copper-free aluminum
Frequency rating
50-400 Hz
Eaton Crouse-Hinds ENRC31201 3D drawing
Ark-Gard ENR Value Explosionproof NEMA Locking Devices catalog page
Ark-Gard ENP, ENR, ENC Explosionproof NEMA Locking Devices UL certification - ENR and ENP
Ark-Gard ENP, ENR, ENC Explosionproof NEMA Locking Devices UL certification - ENR and ENP
IF 344 - Ark-Gard ENR Receptacles ENP Model M97 Plugs
IF 344 - Ark-Gard ENR Receptacles ENP Model M97 Plugs
Eaton Specification Sheet - ENRC31201
Feature: Hazardous-location design from the Ark-Gard ENR Premier line; Business Impact: delivers certified protection in explosive atmospheres, reducing risk and non-compliance penalties; Application: chemical plants and offshore facilities require robust enclosures. Feature: Through-feed, single-gang configuration; Business Impact: simplifies field wiring and commissioning, decreasing installation time and fuel for labor; Application: control panels and local outlets in distributed systems. Feature: Copper-free aluminum housing; Business Impact: offers corrosion resistance and lighter weight for challenging environments, lowering maintenance cost and downtime; Application: offshore platforms and marine environments. Feature: NEMA 5-20R with 20A rating; Business Impact: supports standard 125 Vac plugs, improving compatibility and reducing replacement costs; Application: general purpose hazardous-area power distribution. Feature: 50-400 Hz frequency rating; Business Impact: broadens compatibility with variable-frequency drives and industrial equipment; Application: mixed-grid facilities where frequency can fluctuate. Feature: 1" trade size; Business Impact: enables flexible mounting and conduit routing, minimizing enclosure changes and retrofit complexity; Application: retrofit projects and new builds in tight spaces. Industry Insight: Combining Ark-Gard ENR Premier with this 1", 6.78" L x 6.75" H x 3.5" W unit boosts uptime by supporting rapid maintenance cycles and safer plug-in connections in demanding environments.
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FAQs
The ENRC31201 M4 is designed for through-feed wiring in single-gang configurations, making conduit routing simpler and reducing field wiring labor. Its 1" trade size accommodates standard conduit fittings, and the copper-free aluminum enclosure provides corrosion resistance in demanding environments such as chemical plants and offshore facilities.
This receptacle assembly carries NEC/CEC hazardous location approvals, including Class I Division 1 and 2, Class II Division 1 and 2, and Class III, along with NEMA ratings 3, 3R, 7, 9, 12. These certifications verify safe operation in explosive atmospheres and help meet stringent industrial and international compliance requirements.
Yes. It is rated for 125 Vac at 20A and configured as a 5-20R NEMA connection, providing reliable power for typical control panels and devices used in hazardous environments, while maintaining compliance with applicable standards.
The 1" trade size and single-gang footprint streamline mounting and wiring, reducing enclosure space requirements and simplifying retrofits. Copper-free aluminum improves durability and reduces weight for easier handling during installation, while the through-feed design supports quick wiring changes without sacrificing protection.
ENR Premier products are engineered for rugged duty in hazardous classifications, delivering consistent performance, reduced downtime, and easier field service. The combination of corrosion-resistant housing, standard NEMA configurations, and broad frequency compatibility supports lower maintenance costs and faster, safer plug-unplug cycles across aging or expanding facilities.