General Electric THQB2140 - 40A, 2-Pole, Miniature Circuit Breaker (MCB)

General Electric THQB2140 is a 40A, 2-Pole Miniature Circuit Breaker (MCB) purpose-built for reliable overcurrent protection in demanding electrical setups. With its 2-pole configuration, it ensures simultaneous disconnection of both live conductors, elevating safety and reducing arc exposure in two-phase and multi-wire systems. This GE device is designed for flexible use in panelboards, switchboards, and control panels, making it a practical choice for streamlined protection across a range of applications.

Why this 2-Pole 40A MCB stands out

• 40A current rating provides targeted protection for circuits with substantial load demands, helping prevent overheating and equipment damage.
• 2-Pole design guarantees coordinated disconnection of both conductors on a fault, improving safety and simplifying fault isolation in your distribution topology.
• Versatile deployment suited for panelboards, switchboards, and control panels, enabling consistent protection across different sections of your electrical system.
• Compact, robust miniature form factor optimized for space-constrained enclosures often found in industrial and commercial environments.
• Industrial, commercial, and OEM applications compatible with a wide range of installation scenarios, from new builds to retrofits in motor control centers and distribution panels.

Ideal use cases and practical scenarios

• Feeder or branch circuit protection in new or retrofit panelboards where a dependable 40A device is required.
• Replacement in existing GE systems or compatible gear to restore consistent overcurrent protection and maintain system design integrity.
• Control panels that demand reliable dual-pole interruption to minimize risk during faults and simplify maintenance checks.
• Motor control centers and general distribution panels where robust, straightforward protection extends equipment life and reduces downtime.

Installation and maintenance considerations

• Verify compatibility with your GE THQB2140 form factor and the surrounding distribution gear to ensure proper fit and performance.
• Adhere to applicable electrical codes and GE installation guidance to sustain safety and reliability over the device’s service life.
• Keep labeling clear and up-to-date to reflect protection rating (40A) and pole configuration for quick diagnostics during routine inspections.

Choosing the General Electric THQB2140 means opting for a purpose-driven MCB that aligns with real-world protection needs in panelboards, switchboards, and control panels. It delivers dependable overcurrent protection, supports safe operation, and fits into a wide range of industrial, commercial, and OEM environments—providing peace of mind for safety-critical electrical infrastructure.