Siemens | HQJ23B110H00S07 | Circuit Breaker | 110A | 3-Pole | 240V | Bolt-On

Siemens engineers deliver dependable overcurrent protection with the HQJ23B110H00S07 circuit breaker. Designed for maintenance, retrofit, and replacement projects where exact specifications matter, this 110A, 3-pole unit provides robust protection for 240V, three‑phase electrical systems. Its bolt‑on mounting ensures a secure, durable installation that stands up to demanding service conditions.

Key advantages

• Precise protection at 110 A to safeguard wiring, devices, and downstream equipment from overloads and short circuits.
• Three-pole configuration suited for 3‑phase 240V systems, delivering balanced protection across all phases.
• Bolt‑on mounting for a solid, vibration‑resistant connection that simplifies field installation in compatible panels.
• Clear reference for compatibility with part number HQJ23B110H00S07, the best guide to ensure proper fit in your Siemens panel.
• Versatile application ideal for ongoing maintenance, panel retrofits, and primary replacement projects where matching specs are essential.

Specifications at a glance

• Amperage: 110 A
• Poles: 3‑Pole
• Voltage: 240 V
• Mounting: Bolt‑On
• Part number: HQJ23B110H00S07

Who benefits most

• Facility managers and electrical contractors performing panel upgrades or replacements in Siemens environments.
• Maintenance teams needing a reliable 3‑pole, 240V breaker to protect three‑phase circuits.
• Spec‑driven projects where exact Siemens compatibility is non‑negotiable.

Practical guidance for buyers

Before ordering, verify that the breaker matches your panel’s electrical ratings and mounting style. The part number HQJ23B110H00S07 is the most reliable reference for compatibility—use it to confirm fit and ratings with your specific Siemens panel configuration. When installing, follow standard safety procedures for electrical work and adhere to the panel manufacturer’s installation guidelines to ensure proper operation and safety.