Allen-Bradley 140U-H6 - Molded Case Circuit Breaker

Allen-Bradley 140U-H6 Molded Case Circuit Breaker is engineered to safeguard demanding electrical systems with dependable overcurrent protection and safe operation. This molded case circuit breaker is purpose-built for integration into panelboards, switchboards, control panels, and OEM equipment, delivering consistent performance where reliability matters most.

Designed for industrial, commercial, and OEM applications, the 140U-H6 excels in distribution panels and motor control centers where fast fault isolation and continuous uptime are critical. Its rugged molded-case construction combines compact footprint with sturdy protection, making it a practical fit for space-constrained installations without compromising safety or reliability.

Why choose the 140U-H6 over alternatives in its class? This breaker is part of a trusted Allen-Bradley lineage, renowned for tight electrical protection in harsh environments. It supports straightforward installation in existing or new electrical architectures, and it aligns with common panel and control system configurations used across manufacturing floors, facilities, and equipment manufacturers.

Key benefits and outcomes you can expect:

• Reliable overcurrent protection that helps prevent equipment damage during overloads and short circuits
• Safe operation with clear, maintainable protection settings for distribution panels and motor control centers
• Seamless compatibility with panelboards, switchboards, and OEM equipment, reducing integration time
• Durable performance in industrial and commercial environments, supporting longer service intervals and easier maintenance

This 140U-H6 is ideal for electricians, panel builders, and equipment manufacturers seeking a proven molded case solution that delivers consistent protection in critical power distribution and motor control applications. Use it when you need a dependable, easy-to-install breaker in panels, or when upgrading protection strategies in legacy systems to minimize downtime and protect valuable assets.

Practical tips for deployment:

• Verify compatibility with your panel’s rating and form factor to ensure a smooth replacement or integration
• Label and document trip settings and maintenance intervals to streamline future service
• Plan routine inspections of the breaker’s enclosure, wiring terminations, and mounting to sustain reliable operation