Siemens | QJ3B200A01 | Circuit Breaker | 200A | 3-Pole | 240V

Siemens QJ3B200A01 Circuit Breaker is a dependable protection device built for demanding three‑phase power systems. With a 200A rating, 3 poles, and 240V operation, this breaker is designed to shield heavy loads and critical equipment in commercial and industrial environments. The part number QJ3B200A01 serves as the most reliable reference for compatibility, making it an ideal choice for maintenance, retrofit, and replacement projects where exact specifications matter.

• for circuits up to 200A in 240V distribution networks, helping prevent faults from affecting your entire panel.
• Siemens compatibility you can trust— designed to align with Siemens panels and the QJ family, ensuring proper mounting, connections, and electrical characteristics.
• Maintenance-friendly replacement— a straightforward swap in existing Siemens installations with matching 3‑pole, 240V, 200A ratings, reducing downtime.
• Retrofit-ready— ideal for upgrading older systems that require the exact part number to maintain rated protection and system performance.

• Ideal for commercial electrical distributions powering motor loads, HVAC equipment, or other heavy machinery.
• Suitable for industrial facilities needing robust three‑phase protection and reliable circuit interruption.
• Perfect for panel upgrades or service replacements where precise Siemens specs are essential.

• Compatibility reminders— confirm fit and ratings before ordering.
• The part number QJ3B200A01 is the best reference for compatibility and correct installation.
• Ensure your panel configuration supports a 3‑pole, 240V, 200A protection device.

Secure reliable, Siemens‑certified protection for your 3‑phase system with the QJ3B200A01. Add it to your cart to ensure precise compatibility and dependable performance in your electrical distribution.