The Siemens LGB3B040B Circuit Breaker provides reliable power protection and safety for three-phase electrical systems. This MCCB (Molded Case Circuit Breaker) type electronic device safeguards industrial installations against overloads and short circuits with its 40-amp capacity and 65,000 amp interruption rating, making it suitable as a main circuit breaker or replacement unit for electrical meter panels.

• Dimensions: Compact design measuring 5.3 inches long x 6.8 inches wide x 4.7 inches high, allowing for efficient use of panel space
• Weight: 2.54 pounds for easy handling during installation and reduced strain on mounting surfaces
• Configuration: Three-pole design with 480Y voltage rating for comprehensive three-phase circuit protection
• Connection: Load lug terminals for secure wire attachment and consistent electrical performance over time
• Origin: Manufactured in Mexico to Siemens quality standards, ensuring reliability, safety, and compliance with industry regulations