Siemens | HQJ23B100H00S01 | Circuit Breaker | 100A | 3-Pole | 240V | Bolt-On

Meet the Siemens HQJ23B100H00S01 Circuit Breaker — a dedicated 100A, 3-pole, 240V bolt-on protection device crafted for maintenance, retrofit, and replacement projects where exact specifications are non-negotiable. Designed to integrate smoothly into compatible Siemens panels and enclosures, this breaker delivers dependable overcurrent protection for three-phase circuits in demanding commercial and industrial environments.

Key details

• Amperage: 100 A
• Poles: 3-Pole
• Voltage: 240 V
• Mounting: Bolt-On
• Reference: HQJ23B100H00S01 (best reference for compatibility)

Why this Siemens breaker stands out

• Bolt-on mounting provides a secure, field-friendly installation that simplifies retrofits and replacements, reducing downtime in service panels.
• Three-phase, 240V design aligns with common industrial and commercial power distribution, safeguarding feeders and equipment across all three legs.
• Exact matching specs is built into the part philosophy—this unit is specified to meet the exacting requirements of the HQJ family, helping you maintain system reliability and code compliance.

Ideal use cases

• Maintenance upgrades in existing electrical distribution panels where a 3-pole, 100A, 240V bolt-on breaker is needed
• Retrofit projects that replace aging or non-standard breakers with Siemens-equivalent performance
• Replacement installations in commercial or light industrial settings requiring precise spec alignment

Installation and compatibility tips

Before ordering, confirm fit and ratings for your panel or enclosure. The part number HQJ23B100H00S01 serves as the best compatibility reference, ensuring you select a unit that matches your system’s electrical characteristics. This breaker is intended for environments that require reliable three-phase protection at 240V and 100A, and its bolt-on design is optimized for straightforward, solid connections in compatible Siemens panels.