140G-K-EA2B

Overview of Allen Bradley 140G-K-EA2B

Allen Bradley 140G-K-EA2B is a dedicated auxiliary contact module for K and M frame molded case circuit breakers (MCCBs) within the 140G series. Featuring two auxiliary contacts rated for 400V AC, this accessory enables reliable status indication and control integration for power distribution and protection systems. The component is designed for ease of installation within compatible Allen Bradley MCCBs, simplifying customization and system expansion. Its compatibility with worldwide standards—including UL 489, CSA C22.2 No. 5, and IEC 60947-2—ensures suitability for international projects and compliance-driven applications. By providing reliable auxiliary signaling, the 140G-K-EA2B enhances safe operation, fault diagnosis, and remote monitoring across critical industrial panels and switchboards.

Key Features of Allen Bradley 140G-K-EA2B

• 2 auxiliary contacts rated at 400V AC
• Compatible with K and M frame 140G molded case circuit breakers
• Supports integration into status and alarm circuits
• Customer-fit for rapid installation and configuration
• Globally certified: UL, CSA, IEC standards

Technical Specs of 140G-K-EA2B

• Component type: Auxiliary switch (for MCCB)
• Contact combination: 2 auxiliary contacts
• Frame compatibility: K, M
• Rated operational voltage: 400V AC
• Mounting: Inside right position
• Certifications: UL 489, CSA C22.2 No. 5, IEC 60947-2, CE

Applications / Use Case

Allen Bradley 140G-K-EA2B is widely used in industrial electrical panels to provide auxiliary switching functions for MCCBs in motor control centers, process control, and energy distribution systems. Integrating this accessory allows operators to monitor breaker status remotely, trigger alarms on fault conditions, or interlock critical equipment. Applications range from manufacturing plants and mining operations to commercial facilities—anywhere bulk power reliability and streamlined maintenance are priorities. Its modular design makes it ideal for both new installations and service upgrades, supporting fast adaptation of MCCBs to demanding automation environments. The 140G-K-EA2B’s compatibility and global certifications also enable use in projects requiring multinational compliance and standardized control wiring.

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