Eaton Molded Case Circuit Breaker 40A Two-Pole Series C GHB Fixed Thermal Magnetic 480Y/277V AC 14kAIC

Eaton Series C Complete Molded Case Circuit Breaker

Professional G-Frame GHB Circuit Protection System

The Eaton Series C GHB Molded Case Circuit Breaker delivers exceptional electrical power management and control performance for commercial and industrial electrical distribution systems. This 40A two-pole circuit breaker provides reliable electrical protection designed for professional electricians, electrical contractors, and facility managers, offering the proven reliability and advanced technology that professionals trust from the global leader in intelligent power management.

Professional Features & Benefits

Advanced Circuit Protection Performance

• 40 Ampere Rating with Two-Pole Configuration - Provides reliable overcurrent protection for 240V and 480Y/277V AC electrical circuits with dual-pole switching capability
• 14 kAIC Interrupt Rating at 480Y/277 Vac - Delivers superior short-circuit interrupting capacity for commercial and industrial electrical applications
• Fixed Thermal and Magnetic Trip Protection - Combines thermal overload protection with magnetic short-circuit protection for comprehensive electrical safety
• Dual Voltage Rating 480Y/277 Vac and 125/250 Vdc - Versatile voltage compatibility for AC and DC electrical systems with 50/60 Hz frequency rating

Professional Installation & Construction

• G-Frame Complete Breaker Design - Compact 4" x 2.63" x 2" dimensions with 1.15 lb weight for efficient panel installation
• UL Listed Certification - Meets rigorous electrical safety standards and Federal Specifications Classification W-C375B compliance
• Series C Engineering Excellence - Eaton's proven molded case circuit breaker technology for reliable electrical distribution

Technical Specifications

Amperage Rating: 40A | Number of Poles: Two-pole | Voltage Rating: 480Y/277 Vac, 125/250 Vdc | Interrupt Rating: 14 kAIC at 480Y/277 Vac | Trip Type: Fixed thermal, fixed magnetic | Frame: G-frame | Circuit Breaker Type: GHB | Series: Series C | Frequency Rating: 50/60 Hz | Dimensions: 4" H x 2.63" D x 2" W | Weight: 1.15 lb | Certifications: UL Listed | Compliance: Federal Specifications Classification W-C375B

Installation & Usage

1. Verify electrical system is de-energized and follow proper lockout/tagout procedures before installation
2. Mount the G-frame circuit breaker in compatible electrical panel or switchgear enclosure
3. Connect line-side conductors to breaker terminals ensuring proper torque specifications
4. Connect load-side conductors to appropriate terminals maintaining proper wire management
5. Verify all electrical connections are secure and properly insulated
6. Test breaker operation and reset functionality before energizing the circuit

Professional Applications

Ideal for:

• Commercial Electrical Distribution - Office buildings, retail facilities, and commercial complexes requiring reliable 40A circuit protection
• Industrial Power Systems - Manufacturing facilities and industrial plants with 480Y/277V electrical distribution requirements
• Motor Control Centers - Protection for motor circuits and industrial equipment in MCC applications
• Switchgear Applications - Integration into low-voltage switchgear assemblies for power distribution
• Electrical Panel Boards - Main and branch circuit protection in commercial and industrial panel boards
• Lighting Control Systems - Protection for commercial lighting circuits and ballast loads
• HVAC Electrical Systems - Circuit protection for heating, ventilation, and air conditioning equipment
• Power Distribution Equipment - Essential component in electrical distribution systems requiring dual-voltage capability

Fixed Thermal-Magnetic Protection Advantage

The fixed thermal-magnetic trip mechanism provides dual-mode protection combining thermal elements for overload conditions and magnetic elements for short-circuit faults. This proven technology ensures reliable circuit protection without the complexity of adjustable settings, making it ideal for standard electrical distribution applications where consistent protection characteristics are required.

Why Choose Eaton Quality?

Eaton's century-plus experience in electrical power management innovation delivers the Series C molded case circuit breaker line with unmatched reliability and performance. Our commitment to electrical safety and UL certification compliance, combined with comprehensive testing and quality assurance, makes Eaton circuit breakers the trusted choice for electricians, electrical contractors, and facility professionals worldwide who demand dependable electrical protection solutions.