Siemens QJ23B200 200A 3P Circuit Breaker, Bolt-On | AmpState

Meet the Siemens QJ23B200, a 200A, 3-pole bolt-on circuit breaker designed to protect panelboards, load centers, and broader electrical distribution systems. Built with replacement projects in mind and ideal for stocking spares, it helps you keep your BOM aligned to the original part number without compromising reliability.

• Bolt-on mounting provides a secure, vibration-resistant installation that stays in place through demanding electrical environments.
• 200 Amp, 3-pole protection delivers synchronized tri-phase protection, safeguarding connected equipment and wiring in commercial and industrial settings.
• Exact BOM alignment ensures replacements match the original Siemens specification, reducing downtime and rework during maintenance.
• Strategic spare for service teams—keep this part on hand to minimize outage duration and keep maintenance windows on track.
• AmpState availability—the QJ23B200 is ready to ship, with support available to confirm compatibility and fit.

Where it shines: use this QJ23B200 in panelboards and distribution panels that require robust 3P protection at 200A. It’s ideal for upgrade projects, retrofits, or new builds that rely on Siemens components, with a bolt-on design that streamlines installation and inspection.

Product details: Manufacturer: Siemens; Part Number: QJ23B200; Type: Circuit Breaker; Amperage: 200 A; Poles: 3; Mounting: Bolt-On.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.