Eaton D2CB12 30 Replacement Circuit Breaker - Class I Div 2
Part Number: D2CB12 30
Manufacturer
Eaton Crouse-Hinds
Part number
D2CB12 30
Quick Summary
D2CB12 30 is a high-reliability replacement circuit breaker assembly designed for hazardous locations and demanding electrical systems. In busy facilities, finding a compatible, sealed unit that fits legacy Eaton/Crouse-Hinds panels can stall maintenance and extend downtime. This model meets NEC/CEC standards and carries the NEC hazardous rating Class I, Division 2, with area-classified approvals for classified locations. It’s factory sealed and constructed from copper-free aluminum, delivering reduced emissions and corrosion resistance. By choosing a factory-sealed, two-pole 30A solution, engineers can streamline stocking, speed field swaps, and maintain regulatory compliance. The device also aligns with safety programs and supports scalable installations in expanding plant environments.
Product Information
Extended Description
D2CB12 30 Eaton Crouse-Hinds: Eaton Crouse-Hinds series D2CB replacement circuit breaker assembly, 30A, Copper-free aluminum, Two-pole, Factory sealed, 120/240 Vac
Product Name
Eaton Crouse-Hinds series D2CB replacement circuit breaker assembly
Catalog Number
D2CB12 30
Product Weight
2.7 lb
UPC
782274302843
Area classification
Hazardous/Classified Locations
Standards type
NEC/CEC
NEC hazardous rating
Class I, Division 2
Number Of Poles
Two-pole
Amperage Rating
30A
Voltage rating
120 Vac/240 Vac
Material
Copper-free aluminum
Special features
Factory sealed
D2PB Series Circuit Breaker Panelboards catalog page
D2PB Hazardous Area Circuit Breaker Panelboards UL certification
IF 908 - D2CB Circuit Breaker Assembly
Eaton Specification Sheet - D2CB12 30
Feature → Business Impact → Application: Two-pole design delivers stable electrical protection for 30A circuits, reducing nuisance trips and enhancing system reliability in hazardous area controls. The copper-free aluminum construction reduces weight and corrosion risk, improving installation efficiency in harsh environments like moist or outdoor facilities. Application: replacement in D2CB series setups where quick, compliant field service is required, such as chemical processing or oil & gas facilities. Feature → Business Impact → Application: Factory-sealed integrity minimizes dust ingress and moisture exposure, lowering maintenance frequency and lifecycle costs. This supports long-term uptime in control panels and distributed motor starters across hazardous locations. Application: panelboard and motor control center retrofits where rapid swap-outs are essential. Feature → Business Impact → Application: 120/240 VAC dual-voltage compatibility enables flexible integration with conventional plant electrical distribution. Application: retrofits and new installations in industrial automation lines requiring NEC/CEC compliance and Class I Division 2 certification. Feature → Business Impact → Application: Two-pole, 30A protection provides selective coordination with upstream protection devices, reducing the risk of widespread outages during faults. Application: safety-conscious plant upgrades and regulatory-compliant modernization programs.
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FAQs
The D2CB12 30 is a two-pole circuit breaker rated for 30 amperes and supports 120/240 VAC. This makes it suitable for many standard industrial distribution circuits and control panels where dual-voltage operation is required, while maintaining reliable protection and coordination with upstream devices.
Yes. The D2CB12 30 carries NEC/CEC compliance with a Class I, Division 2 hazardous rating, making it appropriate for hazardous and classified locations. Its factory-sealed design helps protect against dust and moisture, supporting safer operation in challenging environments.
This model is a two-pole, 30A replacement assembly engineered for Eaton Crouse-Hinds D2CB compatibility. The copper-free aluminum construction reduces weight and corrosion risk, while factory sealing simplifies field replacements and minimizes maintenance. It’s designed for straightforward installation in existing D2CB panel configurations and aligns with standard NEC/CEC practices.
Numerous documents support installation and compliance, including installation instructions IF 908, the D2PB catalog page, and the Eaton specification sheet for D2CB12 30. UL certification references and product datasheets are also available, providing guidance on hazardous location ratings and proper wiring practices for safe, compliant installations.
The D2CB12 30 offers rapid field replacement with factory sealing, reducing downtime and maintenance costs. Its copper-free aluminum construction lowers weight and corrosion risk, while the 120/240 VAC capability supports versatile distribution. Combined with Class I Division 2 certification, it enhances safety, regulatory compliance, and long-term reliability for hazardous-location electrical systems.