Siemens QJ23B200H - 200A, 240VAC, 3-Pole, Circuit Breaker

Siemens QJ23B200H stands up to the rigors of demanding electrical environments, delivering dependable overcurrent protection where it matters most: panelboards, switchboards, and control panels.

Key specs at a glance

• Current rating: 200 A
• Voltage rating: up to 240 VAC
• Poles: 3-Pole for three-phase systems
• Type: Circuit Breaker (QJ family)

Why this 3-Pole, 200A breaker matters

• Designed for three-phase distribution, ensuring synchronized protection across all legs of your motor loads and equipment.
• Compact, robust form factor suitable for panelboards, switchboards, and control panels.
• Enhances safety and uptime by quickly interrupting fault currents, helping protect wiring, motors, and drives from damage.
• Ideal for industrial facilities, commercial applications, and OEM builds where standardization on Siemens QJ devices streamlines maintenance and spare part planning.

Practical use cases

• Motor control centers and large driven equipment requiring reliable three-phase protection.
• Distribution panels in manufacturing lines, processing plants, and HVAC systems with heavy startup currents.
• OEM equipment enclosures where a durable, factory-approved overcurrent protection device is essential.

What sets it apart from generic breakers

• 3-Pole configuration specifically designed for three-phase networks, delivering coordinated trip performance across all phases.
• Siemens build quality and compatibility with QJ-series accessories and panel products, reducing integration challenges during installation or maintenance.
• Proven reliability in demanding environments, with clear labeling and traceable protection ratings for easier compliance and troubleshooting.

Tips for installation and optimization

• Verify panelboard compatibility with QJ23B200H, and keep common spare parts on hand for quick replacements.
• Plan protection coordination with upstream devices to ensure selective tripping and minimal system disruption during faults.
• Regularly inspect terminals and connections to maintain optimal torque and prevent overheating in high-current applications.

Choose Siemens QJ23B200H for predictable protection, long service life, and streamlined maintenance in environments where every amp counts.