Siemens | HQJ23B200H01S11 | Circuit Breaker | 200A | 3-Pole | 240V | Bolt-On

Meet the Siemens HQJ23B200H01S11 circuit breaker — a purpose-built, high-capacity protection device engineered for dependable performance in 240V, three-phase electrical systems. With a 200A rating and a 3-pole bolt-on design, this breaker is tailored for maintenance, retrofit, and replacement projects where exact specifications matter and compatibility is non-negotiable.

Key features that matter in real-world installations

• Exact specifications: 200A, 3-pole, 240V bolt-on configuration, ideal for Siemens panels requiring HQJ-series devices.
• Secure bolt-on mounting: Designed for rigid, vibration-resistant attachment to compatible panels, helping maintain reliable protection over time.
• Three-phase protection: Suitable for protecting heavy loads and motors in 240V three-phase systems, reducing the risk of wiring damage from overloads.
• Compatibility reference: The part number HQJ23B200H01S11 is the best reference for matching the right device to your panel — always verify fit and ratings before ordering.

Use cases and practical applications

• Retrofits: Upgrade an older panel to the current Siemens bolt-on device standard, ensuring consistent protection for 3-phase equipment.
• Maintenance: Replace a failed breaker with an exact spec device to minimize downtime and preserve system integrity.
• New installs requiring 200A main/feeder protection: Implement reliable 240V, three-pole protection for large motors and equipment in commercial or light industrial settings.

Fit, installation, and safety considerations

• Compatibility check: Use the HQJ23B200H01S11 part number as the primary reference and confirm your panel accepts bolt-on HQJ-series devices of this rating.
• Installation guidance: Have a licensed electrician perform installation, following local codes and manufacturer torque specifications to ensure secure operation.
• Panel labeling: Double-check bus type, mounting style, and frame compatibility on your panel’s labeling before purchase.

Designed for professionals who demand precision and reliability, the Siemens HQJ23B200H01S11 provides robust overcurrent protection for 240V, three-phase applications. If your project calls for a 200A, 3-pole bolt-on breaker with exact compatibility, this device delivers a fit-and-forget solution that aligns with Siemens engineering standards and your retrofit or replacement workflow.