Siemens B240HH - 40A, Circuit Breaker

The Siemens B240HH 40A Circuit Breaker is a dependable guardian for your electrical distribution, engineered to deliver steady overcurrent protection where it’s most critical. Designed to integrate with panelboards, switchboards, control panels, and OEM equipment, it keeps circuits safe and systems running smoothly in demanding environments.

• Current rating: 40A
• Breaker type: Circuit Breaker

What makes the B240HH stand out is its readiness to protect a wide range of applications—from complex industrial plants to commercial installations and OEM builds. Its 40A rating provides targeted protection for feeders, branch circuits, and control circuits, helping prevent damage from overloads and faults while supporting safe operation across distribution panels and motor control centers.

Ideal applications

• Panelboards and switchboards in industrial facilities requiring reliable 40A protection
• Control panels in automation and manufacturing environments
• OEM equipment where a standard, proven 40A breaker is needed
• Motor control centers that demand dependable overcurrent protection to minimize downtime

Practical considerations and benefits

• Exact 40A protection helps safeguard wiring, sensors, drives, and motors from overload conditions
• Designed for consistent, predictable trip behavior to quickly isolate faults
• Suitable for use across distribution panels and control architectures in both new builds and upgrades
• Leveraging Siemens engineering and compatibility with Siemens-grade panels and equipment supports long-term serviceability

Whether you’re building a new distribution backbone, upgrading an existing facility, or embedding protection in OEM equipment, the Siemens B240HH 40A Circuit Breaker provides precise, trusted overcurrent protection that keeps operations safe, compliant, and performing at their best.