Cutler-Hammer BA140 - 40A, 1-Pole, Circuit Breaker

Meet the Cutler-Hammer BA140 — a 40A, 1-Pole circuit breaker designed to deliver dependable overcurrent protection in demanding electrical systems. Built for industrial, commercial, and OEM environments, this unit integrates smoothly into panelboards, switchboards, and control panels where safe operation and reliable performance matter most.

• Current rating: 40A, providing targeted protection for individual feeders and circuits without unnecessary disruption.
• Pole configuration: 1-Pole, offering a compact footprint ideal for tight panel layouts and single‑phase applications.
• Breaker type: Circuit Breaker, engineered to interrupt current during overloads or faults to safeguard equipment and wiring.

Where it shines

• Perfect for panelboards, switchboards, and control panels where space efficiency and reliability are essential.
• Well suited for distribution panels and motor control centers that require sturdy, straightforward protection in busy industrial environments.
• A practical choice for commercial installations and OEM assemblies that demand a dependable protection device with a proven track record.

Why this matters for you

• Precise protection for single circuits helps prevent nuisance trips on the rest of the system, keeping downtime to a minimum.
• Compact 1‑pole design frees up space in crowded panels, simplifying wiring and future expansions.
• Consistent performance in everyday industrial use supports safer operation and longer equipment life.

Practical use cases

• Protect a single motor starter circuit or a critical control feed in a control panel.
• Upgrade or retrofit an existing distribution panel where a 40A, single-pole solution is required.
• Implement in new panel assemblies for reliable, easy-to-service overcurrent protection.

In short, the Cutler-Hammer BA140 is a purpose-built, single-pole 40A circuit breaker that delivers straightforward protection where it matters most — in panelboards, switchboards, and control panels across industrial, commercial, and OEM settings. If you’re designing or maintaining reliable electrical distribution, this BA140 unit helps you keep systems safe, compliant, and up and running with confidence.