Siemens | HQR22B125L | Circuit Breaker | 125A | 2-Pole | 240V

Siemens HQR22B125L stands ready to safeguard your 125A circuits in 240V systems with dependable, drop-in reliability. Designed for maintenance, retrofit, and replacement projects, this 2-pole circuit breaker brings precise specifications and trusted Siemens engineering to your electrical panel.

Key specifications

• Amperage: 125 A
• Poles: 2-Pole
• Voltage: 240 V
• Part number: HQR22B125L

Why this Siemens breaker stands out

When you need a reliable, long-lasting protection device for 125-amp circuits, Siemens delivers. The HQR22B125L is crafted to integrate with compatible Siemens panels, offering consistent performance, clear labeling, and a fit that aligns with existing bus connections and mounting hardware. This isn’t a generic replacement—it’s a purpose-built component designed to meet the demands of Siemens distribution systems and the specific specs of your panel lineup.

Ideal use cases

• Maintenance: replace a worn or damaged breaker to restore full circuit protection without changing your panel.
• Retrofit: upgrade or modify a 125A, 240V circuit to align with updated electrical plans.
• Replacement: when an on-site breakdown requires an exact match to the original part number for compatibility and safety.

Installation and compatibility tips

Before ordering, confirm fit and ratings by referencing the part number. The HQR22B125L is the best reference for compatibility with your Siemens panel. Ensure you match the panel’s labeling and mounting style, and verify that the 125A, 2-pole, 240V ratings align with the protected circuit requirements. If you’re replacing an existing Siemens breaker, this part is intended to slot into compatible slots without modification, preserving panel integrity and safety margins.

What you’ll get

A durable Siemens circuit breaker built to protect high-current 125-amp circuits at 240V, ready to ship to contractors, electricians, or DIY enthusiasts working within Siemens‑equipped electrical systems. Clear part-number guidance helps you avoid compatibility pitfalls and ensures a straightforward, reliable replacement or retrofit.