Eaton Crouse-Hinds ENRCX21151 Receptacle Assembly - Class I Division 2 (Zone 2), IP66
Part Number: ENRCX21151
Quick Summary
The Eaton ENRCX21151 Receptacle Assembly is a rugged through-feed outlet designed for hazardous locations. In harsh industrial environments, wiring integrity is routinely threatened by dust, moisture, and vibration, leading to costly outages and maintenance. This enclosure earns confidence through critical certifications: IP66 protection, NEMA 4X enclosure rating, and NEC/CEC compliance for Class I, Division 2 Zone 2 locations. By delivering a copper-free aluminum body and a compact single-gang footprint, it simplifies installation while reducing weight and long-term ownership costs. The result is a safer, more reliable power interface that supports maintenance efficiency and regulatory compliance for industrial facilities.
Product Information
Extended Description
ENRCX21151 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Ark-Gard ENRX receptacle assembly, 15A, Single cover, 50-400 Hz, Copper-free aluminum, 5-15R, Single-gang, Through feed, 3/4", 125 Vac
Product Name
Eaton Crouse-Hinds series Ark-Gard ENRX receptacle assembly
Catalog Number
ENRCX21151
Product Length/Depth
7.5 in
Product Height
6.97 in
Product Width
3.5 in
Product Weight
4.4 lb
UPC
662277124607
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2 Class I, Zone 2
NEMA Rating
4X
Ingress protection (IP) ratings
IP66
Number of gangs
Single-gang
Amperage Rating
15A
Voltage rating
125 Vac
Style
Through feed
Trade size
3/4"
NEMA configuration
5-15R
Cover type
Single
Material
Copper-free aluminum
Frequency rating
50-400 Hz
Ark-Gard ENRX Explosionpoof NEMA Locking Devices catalog page
Eaton Specification Sheet - ENRCX21151
Feature: Through-feed, single-gang Ark-Gard ENRX receptacle design. Business Impact: Streamlines wiring, minimizes terminal clutter, and speeds commissioning. Application: Hazardous-location control panels and equipment housings in oil, gas, and chemical facilities. Feature: 125 VAC, 15A, 5-15R configuration with 3/4" trade size. Business Impact: Supports common plug configurations and reduces compatibility issues across maintenance teams. Application: Industrial automation panels and distribution boxes in mixed-power plants. Feature: Copper-free aluminum body with IP66 and NEMA 4X ratings. Business Impact: Delivers weight savings, enhanced corrosion resistance, and rugged protection in washdown and offshore environments. Application: Marine facilities, refineries, and chemical processing plants. Feature: Frequency rating of 50-400 Hz. Business Impact: Broad compatibility with global equipment and transient power systems, minimizing rework. Application: Plants with multi-region equipment and power conversion needs. Feature: NEC/CEC compliance and Hazardous/Classified Locations support (Area classification). Business Impact: Regulatory assurance reduces inspection overhead and risk of non-compliance. Application: Electrical installations in Class I, Division 2 Zone 2 areas requiring robust safety standards. Feature: Dimensions and footprint (7.5 in L, 6.97 in H, 3.5 in W) with weight 4.4 lb and single cover. Business Impact: Predictable size for retrofit and new builds, simplifies enclosure planning and inventory. Application: Compact control panels and space-limited electrical cabinets in hazardous environments.
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FAQs
When installing the ENRCX21151, plan for a through-feed, single-gang footprint compatible with 3/4 inch trade fittings and Ark-Gard ENRX accessories. Ensure enclosure openings remain IP66 protected and that the assembly is mounted within Class I Division 2 Zone 2 areas. Use proper sealing hardware and follow NEC/CEC guidelines to maintain compliance and ensure long-term reliability in harsh environments.
The ENRCX21151 adheres to NEC/CEC standards for hazardous locations and carries Area classification for hazardous/classified locations. It provides Class I, Division 2 and Zone 2 protection, along with IP66 and NEMA 4X ratings. These certifications support safe operation in demanding environments and help simplify regulatory audits for industrial facilities.
Yes. The ENRCX21151 is a 15A receptacle with a 5-15R configuration rated for 125 VAC, designed for through-feed, single-gang installations. Its 3/4" trade size supports common conduit fittings, making it compatible with standard power distribution in industrial automation panels and hazardous-area enclosures.
The ENRCX21151 measures 7.5 inches in length, 6.97 inches in height, and 3.5 inches in width, with a weight of 4.4 pounds. The single-gang, through-feed design integrates neatly into compact enclosures, aiding space-constrained installations without compromising protection or performance.
Ark-Gard ENRX receptacles, including ENRCX21151, address common harsh-environment challenges by employing copper-free aluminum for corrosion resistance and reduced weight, delivering IP66 and NEMA 4X protection for washdown and rugged environments, and meeting hazardous-location classifications. These features reduce maintenance cycles, lower life-cycle costs, and support reliable operation in offshore, chemical, and industrial facilities.