Siemens HQR23B225HL 225A Circuit Breaker 240V 3-Pole

The Siemens HQR23B225HL is a 225A, 240V, 3-pole molded case circuit breaker designed to protect your electrical distribution with precision and reliability. Built for dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers, this unit blends robust construction with space-efficient design to keep your electrical system safe and organized.

Key benefits that matter in real-world installations

• Compact molded-case design reduces panel depth and frees up valuable space in crowded panels, making installation and future upgrades smoother.
• Thermal-magnetic trip unit delivers stable, repeatable protection by combining thermal overload sensing with instantaneous magnetic trip for short circuits, minimizing nuisance trips and improving fault clarity.
• 3-pole configuration ideal for three-phase feeders and motors, ensuring synchronized shutting off across all phases for enhanced protection in commercial and light-industrial environments.
• High-current rating of 225A supports sizable branch circuits and feeder protection without compromising reliability, reducing downtime due to tripping.
• 240V rating aligns with standard North American electrical systems and common 240V equipment, simplifying selection and compatibility.
• OEM compatibility designed to pair with Siemens OEM load centers and panelboards, guaranteeing proper fit, coordinated trip curves, and seamless maintenance within existing Siemens ecosystems.
• Versatile application suitable for residential, commercial, and light-industrial installations where robust protection is essential for critical circuits.

Why this breaker stands out

What sets the HQR23B225HL apart is its combination of space-conscious design and dependable protection tuned for real-world use. In projects where panel real estate is at a premium, this 3-pole molded case breaker delivers the protection you need without overstuffing the enclosure. Its thermal-magnetic trip mechanism provides predictable responses to overloads and short circuits, giving maintenance teams a clear fault profile and faster troubleshooting.

Practical use cases

• Subpanels and main distribution panels in small-to-mid-sized commercial spaces that run three-phase equipment or heavy lighting loads.
• Feeders for mid-range motor loads in light industrial environments where reliable short-circuit protection is critical.
• Renovations or panel upgrades requiring a Siemens-compatible solution that aligns with existing panelboard design and protection curves.

If you’re assembling or upgrading a Siemens panel ecosystem, the HQR23B225HL offers a precise, compatible, and durable solution for high-current branch circuits. It combines essential protection with practical design considerations, helping you safeguard equipment, simplify maintenance, and keep systems running smoothly.