Eaton Crouse-Hinds CPH7933 Plug - Hazardous Locations
Part Number: CPH7933
Quick Summary
The Eaton Crouse-Hinds Arktite CPH7933 plug provides reliable hazardous-location power connections for industrial equipment. In harsh plants, mismatched plugs or inappropriately rated components complicate maintenance and raise safety risk. This model supports NEC/CEC compliance and is rated for Class I, Division 1 and Division 2 environments, offering clear, safe operation in explosive atmospheres. By combining a copper-free aluminum housing with robust brass/copper contacts, it delivers durability without excessive weight. The unit covers 120-240 Vac or 480 Vac systems and accommodates 0.875-1.375 inch cables, enabling flexible installations. Mechanical cable grip and neoprene bushings further reduce ingress and vibration, delivering measurable uptime improvements and simplified field servicing for electrical teams.
Product Information
Extended Description
CPH7933 Eaton Crouse-Hinds: Eaton Crouse-Hinds series Arktite CPH plug, 30A/60A, 0.875-1.375" cable diameter, 2-wire, 3-pole, Brass or hard-drawn copper contacts, Style 2, 3 HP, Copper-free alum, Single-phase, Mechanical cable grip and neoprene bush, 120-240/480 Vac
Product Name
Eaton Crouse-Hinds series Arktite CPH plug
Catalog Number
CPH7933
Product Length/Depth
8.13 in
Product Height
2.75 in
Product Width
2.75 in
Product Weight
2.25 lb
UPC
782274173801
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 1 Class I, Division 2
Grounding style
Style 2
Configuration
Two-wire, three-pole
Phase
Single-phase
Horsepower
3 hp
Amperage Rating
30A/60A
Voltage rating
120-240 Vac/480 Vac
Cable diameter
0.875-1.375 in
Material
Copper-free aluminum
Contact material
Hand-drawn copper Brass
Special features
Mechanical cable grip and neoprene bushing
Arktite CES and CPH Explosionproof Receptacles and Plugs catalog page
Arktite CES and CPH Explosionproof Receptacles and Plugs Canadian certification
Arktite CES and CPH Explosionproof Receptacles and Plugs Canadian certification
Eaton Specification Sheet - CPH7933
Feature: Cable diameter range 0.875-1.375 in → Business Impact: Enables flexible wiring options for a wide range of motors and equipment, reducing conversion time and stocking needs → Application: Wiring for single-phase drives and machinery in industrial plants. Feature: Copper-free aluminum housing → Business Impact: Lighter weight and corrosion resistance lower handling risk and maintenance cost → Application: Outdoor and hazardous-location installations where exposure to chemicals or moisture occurs. Feature: Grounding style Style 2 → Business Impact: Reliable grounding in explosive atmospheres improves safety margins and protects sensitive electronics → Application: Assembly lines and process equipment requiring stringent grounding. Feature: Configuration Two-wire, three-pole; Phase Single-phase; HP 3; Amperage 30A/60A; Voltage 120-240 Vac/480 Vac → Business Impact: Matches common motor ratings and distribution schemes, simplifying design and stocking → Application: Motors, pumps, conveyors in hazardous areas. Feature: Mechanical cable grip and neoprene bushing → Business Impact: Superior strain relief and ingress protection extend service life and reduce field failures → Application: Field connections exposed to vibration and harsh chemicals. Feature: Certifications NEC/CEC; Area classification Hazardous/Classified Locations; NEC Class I, Division 1 and 2 → Business Impact: Regulatory compliance minimizes risk of nonconforming installations and accelerates project approvals → Application: Chemical plants, refineries, and other hazardous-location facilities.
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FAQs
The CPH7933 is designed as a two‑wire, three‑pole plug for Arktite receptacles and other NEC/CEC rated assemblies. It uses Style 2 grounding and a copper‑free aluminum housing, ensuring reliable mating and streamlined field wiring for Class I Division 1/2 installations while maintaining compliance with hazardous-location standards.
This plug supports 30A/60A and operates at 120-240 Vac or 480 Vac. Cable diameter is 0.875-1.375 in, and the configuration is single‑phase with two wires and three poles. It is suitable for 3 hp equipment and is intended for motor and control wiring in hazardous environments.
Yes. The plug is rated for Class I Division 1 and Division 2, with NEC/CEC standards, and is intended for hazardous/classified locations. Its area classification compatibility helps streamline safety documentation and regulatory approvals for industrial installations.
Use the CPH7933 with compatible Arktite receptacles, ensuring proper mating alignment. The mechanical cable grip and neoprene bushing provide strain relief and ingress protection, while the copper‑free aluminum body reduces weight and corrosion risk. Adhere to manufacturer torque and enclosure guidelines to maintain performance in harsh environments.
Strategic benefits include reduced downtime due to reliable, compliant hazardous-location connections, lower maintenance costs from durable materials, and faster project approvals thanks to NEC/CEC certification and clear area classification. The design supports longer service intervals and easier field servicing for industrial electrical teams.