Siemens | HQR23B100HL | Circuit Breaker | 100A | 3-Pole | 240V

Meet the Siemens HQR23B100HL circuit breaker — a precise, three-pole 100-amp solution designed for 240V systems. Whether you're performing routine maintenance, upgrading an older panel, or replacing a failed unit, this part delivers a direct compatibility match when your system calls for Siemens' HQR series specs.

Key specifications

• Amperage: 100A
• Poles: 3-Pole
• Voltage: 240V
• Part number: HQR23B100HL

Why choose this Siemens model?

• Direct reference for compatibility: the HQR23B100HL part number is the best guide to ensure a proper fit with compatible panels and feeders.
• Trusted Siemens engineering: built to maintain consistent performance in 240V circuits with robust protection characteristics inherent to Siemens' HQR series.
• Designed for maintenance, retrofit, and replacement projects where exact specifications matter, reducing guesswork and downtime.

Ideal use cases

• Electrical panel maintenance in residential, commercial, or industrial settings where 100A protection is required
• Retrofits upgrading legacy systems to a modern Siemens-compatible protection device
• Replacement for failed or discontinued breakers that match 3-Pole, 240V specifications

How to confirm fit and order with confidence

Before purchasing, verify that your panel or electrical distribution equipment matches the 3-Pole, 240V, 100A profile and that the part number HQR23B100HL is referenced in your compatibility documentation. Using the exact part number minimizes the risk of mismatch and ensures you retain the intended performance and protection.

Ready to secure your Siemens circuit protection? Add the HQR23B100HL to your cart and keep your 240V system protected with a unit that aligns precisely to your specs.