Eaton ENRB12201 Receptacle Assembly - Group B rating
Part Number: ENRB12201
Quick Summary
The ENRB12201 Ark-Gard ENR Value receptacle assembly delivers reliable power connections for hazardous locations. In challenging industrial environments, downtime often stems from equipment that fails to meet strict hazardous-area requirements or resists corrosion. This model carries NEC/CEC hazardous-location certifications, including Class I Division 1 and 2, Class II Division 1 and 2, Class III, along with NEMA ratings 3, 7, 9, 12, ensuring safe operation across demanding sites. Its two-gang, copper-free aluminum housing and 125 Vac, 20 A NEMA 5-20R configuration deliver a robust, easy-to-install solution that aligns with maintenance schedules, enables faster commissioning, and reduces lifecycle costs in oil, gas, chemical, and marine environments.
Product Information
Extended Description
ENRB12201 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Ark-Gard ENR Value receptacle assembly, 20A, Double, 50-400 Hz, Copper-free aluminum, 5-20R, Two-gang, Group B rating, Dead end, 1/2", 125 Vac
Product Name
Eaton Crouse-Hinds series Ark-Gard ENR Value receptacle assembly
Catalog Number
ENRB12201
Product Length/Depth
8 in
Product Height
6.72 in
Product Width
3.5 in
Product Weight
1 lb
UPC
782274428291
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
Two-gang
Amperage Rating
20A
Voltage rating
125 Vac
Style
Dead end
Trade size
1/2"
NEMA configuration
5-20R
Cover type
Double
Material
Copper-free aluminum
Frequency rating
50-400 Hz
Special features
Group B rating
Ark-Gard ENR Value Explosionproof NEMA Locking Devices catalog page
Ark-Gard ENP, ENR, ENC Explosionproof NEMA Locking Devices Canadian certification - ENR and ENP
Ark-Gard ENP, ENR, ENC Explosionproof NEMA Locking Devices Canadian certification - ENR and ENP
IF 1424 - DSD, GFS, CPS and ENR Replacement Covers
IF 1424 - DSD, GFS, CPS and ENR Replacement Covers
Eaton Specification Sheet - ENRB12201
Copper-free aluminum housing provides excellent corrosion resistance and lighter weight, reducing handling risk and installation time while extending service life in chemically aggressive or outdoor hazardous areas. This translates to lower maintenance costs and fewer field replacements, supporting uptime targets in refineries, mines, and offshore facilities. The two-gang enclosure with a 1/2" trade size and 5-20R configuration delivers familiar wiring practices and rapid panel integration, accelerating commissioning and enabling standardization across multiple hazardous-area installations. The unit supports a wide frequency range of 50-400 Hz, which is essential for drives and motors in automated lines, delivering compatibility with variable-speed equipment and reducing the need for adaptive mounting or adapters in mixed-asset plants. Certified for NEC/CEC hazardous locations and NEMA ratings 3, 7, 9, 12, this receptacle assembly provides built-in compliance that simplifies procurement and regulatory audits while delivering dependable protection in Class I, II, and III environments. Group B rating as a special feature adds a higher level of fault-tolerant performance in specific hazardous conditions, translating to safer operation and reduced risk of ignition in flammable atmospheres. Ark-Gard ENR Value compatibility and field-replaceable components, including IF 1424 replacement covers, contribute to simpler maintenance planning and faster service in mission-critical facilities. The compact, copper-free aluminum design weighs about 1 lb, supporting easier shipment, handling, and retrofit projects with minimal structural modification, maximizing overall project efficiency and reducing total cost of ownership.
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FAQs
ENRB12201 is built for Hazardous/Classified Locations with NEC/CEC compliance and Class I, II, and III ratings. It uses a two-gang enclosure with a 1/2" trade size and a 5-20R NEMA configuration, designed for straightforward two-gang panel mounting and reliable wiring within standard electrical enclosures. The copper-free aluminum housing aids corrosion resistance in harsh environments, simplifying long-term maintenance.
ENRB12201 holds multiple certifications: NEC/CEC hazardous-location ratings including Class I Division 1 and 2, Class II Division 1 and 2, and Class III, along with NEMA ratings 3, 7, 9, and 12. This combination supports safe operation in oil, gas, chemical, and marine settings and satisfies both North American and international compliance expectations for hazardous-area receptacles.
Key features include a copper-free aluminum enclosure, two-gang configuration, 20A current rating, 125 VAC voltage, and a 50-400 Hz frequency rating. These translate to corrosion resistance, easier installation, standard wiring practices, broad drive compatibility, and dependable performance in mixed-frequency automation environments, reducing downtime and extending device life in industrial plants.
Yes. The ENRB12201 supports a 50-400 Hz frequency rating, making it suitable for motor drives and automation equipment that operate across a broad frequency range. This minimizes the need for frequency-specific receptacles and reduces configuration complexity in facilities with variable-speed drives, improving overall system reliability.
Eaton provides installation resources including Ark-Gard ENR Value catalog pages, UL certification reports, and instruction sheets such as IF 1424 for replacement covers. The Eaton Specification Sheet for ENRB12201 offers detailed wiring and mounting guidance, while UL/Canadian certifications support cross-border compliance and streamlined procurement.