Siemens | HQJ23B110H01S07 | Circuit Breaker | 110A | 3-Pole | 240V | Bolt-On

Meet Siemens HQJ23B110H01S07, a robust 110-amp, 3-pole circuit breaker designed to protect your three-phase 240V electrical loads with precision and reliability. This bolt-on unit is ideal for maintenance, retrofit, and replacement projects where exact specifications matter, ensuring seamless integration into compatible panels.

• Amperage: 110A
• Poles: 3-Pole
• Voltage: 240V
• Mounting: Bolt-On
• Part Number: HQJ23B110H01S07

This breaker is purpose-built for three-phase distribution and motor circuits in commercial and industrial settings. When installed, it provides dependable protection against overcurrent events, helping to prevent equipment damage and downtime in demanding environments.

Why choose this Siemens breaker? It’s engineered to align with Siemens panel systems, delivering consistent performance and compatibility that you can trust for critical electrical infrastructure. The bolt-on design simplifies installation in compatible enclosures, making it a practical choice for both upgrades and new installations that require a precise 110A, 3-pole, 240V solution.

Compatibility and installation notes: Confirm fit and ratings before ordering. The HQJ23B110H01S07 part number is the best reference for compatibility with your panel. Use this breaker in panels that support Siemens bolt-on 3-pole 240V devices and ensure the bus bar configuration matches the unit’s mounting style.

Ideal use cases — Perfect for upgrading service panels handling 3-phase motor loads, heavy machinery feeds, and other 240V distribution circuits in light to mid-industrial settings. It’s also well-suited for retrofit projects where maintaining exact Siemens specifications ensures reliable protection and ongoing system integrity.