Siemens | HQJ23B100H01S11 | Circuit Breaker | 100A | 3-Pole | 240V

Meet the Siemens HQJ23B100H01S11 Circuit Breaker—a purpose-built protection device designed for 240-volt, three-pole distribution in Siemens panels. This unit is crafted for maintenance, retrofit, and replacement projects, delivering a confident, drop-in solution when system reliability is non-negotiable.

Key specifications at a glance:

• Amperage: 100 A
• Poles: 3-Pole
• Voltage: 240 V
• Part number: HQJ23B100H01S11

Why this Siemens circuit breaker stands out

Designed for seamless compatibility within Siemens HQJ-series panels, this breaker simplifies upgrades and replacements by aligning precisely with the original electrical characteristics. The part number HQJ23B100H01S11 is the strongest reference for ensuring a correct fit, reducing the risk of incompatibility during critical maintenance.

• Three-pole protection for 3-phase systems: Safeguards motors, pumps, and other 3-phase equipment up to 100 A at 240 V, helping prevent downstream damage from faults or overloads.
• Maintenance-friendly: A reliable, factory-matched replacement that minimizes downtime and preserves panel performance.
• Retrofit-ready within Siemens infrastructure: Supports panel upgrades and system expansions without introducing alignment or trip-curve discrepancies.
• Replacement-focused design: Maintains the original protection characteristics of your HQJ-series installation for consistent operation.

Ideal use cases and installation considerations

This 100 A, 3-pole 240 V circuit breaker is ideal for commercial and light industrial environments with three-phase loads such as HVAC drives, processing equipment, and large conveyor systems. Before ordering, verify compatibility by cross-referencing with the panel model and confirm fit and ratings—HQJ23B100H01S11 is the best compatibility reference. When installing, power down the system, follow panel manufacturer torque specs for terminal connections, and adhere to standard electrical safety practices.

What makes it different from generic breakers

• Direct-fit design tailored for Siemens HQJ-series panels, delivering predictable performance and straightforward installation.
• Precise 100 A, 240 V ratings align with common three-phase protection needs, enhancing reliability and protection planning.
• Part-number specificity reduces guesswork during maintenance or late-stage replacements, ensuring you get the exact match required.

Choose the Siemens HQJ23B100H01S11 circuit breaker for a dependable, panel-specific solution that protects your critical 240 V, three-phase circuits while simplifying maintenance, retrofits, and replacements in Siemens environments.