BAB3040H - 40Amp Circuit Breaker

BAB3040H - 40Amp Circuit Breaker

The Eaton BAB3040H is a 40 amp, 3-pole thermal magnetic circuit breaker designed for commercial and industrial electrical systems. It helps protect your circuits and connected equipment from overloads and short circuits while supporting reliable day-to-day operation. The bolt-on mounting design provides a secure fit in compatible panelboards, making it a practical option for applications where dependable circuit protection is important.

Part of Eaton’s Quicklag BAB series, the BAB3040H is commonly used in HVAC systems, motor controls, pumps, compressors, and other three-phase electrical applications. Its thermal-magnetic trip mechanism reacts quickly during fault conditions while allowing normal electrical loads to operate without unnecessary interruptions. The compact design also helps you when working with limited panel space.

Rated for 240V applications with a 10 kAIC interrupt capacity, this breaker is built for commercial and industrial environments that require consistent electrical performance and reliable protection.

Key Features and Benefits

• 40 amp thermal magnetic circuit breaker: Designed for dependable circuit protection in commercial and industrial systems.
• Three-pole design for three-phase systems: Suitable for multi-phase electrical applications.
• Bolt-on mounting for secure installation: Provides a stable connection in compatible panelboards.
• Protection against overloads and short circuits: Helps safeguard wiring and connected equipment.
• Compact design for panelboard applications: Helps when working with limited panel space.
• HACR rated for HVAC and refrigeration systems: Suitable for heating, cooling, and refrigeration equipment.
• Designed for reliable everyday operation: Built for dependable commercial and industrial use.
  

Technical Specifications

• Manufacturer: Eaton
  
• Catalog Number: BAB3040H
  
• Series: BAB Quicklag
  
• Amperage Rating: 40A
  
• Voltage Rating: 240V
  
• Number of Poles: 3-Pole
  
• Interrupt Rating: 10 kAIC
  
• Mounting Type: Bolt-On
  
• Trip Type: Non-Interchangeable
  
• Circuit Breaker Type: Thermal Magnetic
  
• Dimensions:
  • 3.8 in.
  • 4.7 in.
  • 2.2 in.
• Weight: 0.87 lb
  
• Warranty: 1 Year
  

Material Compliance and Certifications

• UL Listed
  
• CSA Certified
  
• HACR Rated
  

Where It Works Best

• Commercial electrical systems
• Industrial facilities
• HVAC and refrigeration equipment
• Motor control applications
• Pumps and compressors
• Electrical distribution panels
• Three-phase power systems