Siemens QR22B200L - 200A, 2-Pole, Circuit Breaker

Meet the Siemens QR22B200L — a rugged 200A, 2-pole circuit breaker designed for where dependable overcurrent protection and safe operation matter most. Built for industrial, commercial, and OEM environments, this device ensures your distribution panels, motor control centers, and control panels stay protected under fault conditions.

• Current rating: 200A
• Poles: 2-Pole
• Breaker type: Circuit Breaker

Why the QR22B200L stands out

This 2-pole configuration provides true simultaneous disconnection of both live conductors, which enhances safety and prevents backfeed or damage to connected equipment on 240V circuits. With 200A of protection, it’s well suited for heavy feeders and main distribution lines, helping you maintain continuous service while quickly interrupting fault currents.

Designed for seamless integration, the QR22B200L is ideal for panelboards, switchboards, and control panels across demanding applications. Its Siemens engineering lineage offers consistent performance and reliable coordination with Siemens distribution components, giving you peace of mind in mission-critical installations.

Ideal applications and use cases

• Industrial facilities: main feeders and large distribution panels where robust protection is essential.
• Commercial buildings: safeguarding high-current circuits in service panels and switchgear.
• OEM equipment: reliable protection for machinery and systems in factory floors and automated lines.
• Motor control centers: dependable interruption for heavy-duty motors and associated circuits.

What problems it solves

By delivering rapid, reliable fault interruption on both hot lines, the QR22B200L minimizes the risk of equipment damage, electrical fires, and unexpected downtime. Its 2-pole design ensures comprehensive protection for 240V-avatics and related loads, helping maintain safety standards and code compliance in complex electrical enclosures.

Practical considerations

When selecting the QR22B200L, consider its compatibility with your existing Siemens panelboards, switchboards, or control panels, and ensure proper installation per Siemens guidelines. This 200A, 2-pole breaker is purpose-built for high-current distribution tasks in environments where reliable overcurrent protection is non-negotiable.