Siemens MBKQR1200A 2P 240V Circuit Breaker | AmpState

The Siemens MBKQR1200A is a reliable, two-pole 240V circuit breaker built for everyday electrical work. Designed to deliver dependable circuit protection in panelboards, load centers, and broader electrical distribution networks, this unit is crafted with retrofit and maintenance in mind, helping you maintain a consistent part number across projects.

• 2-pole, 240V performance – Ideal for protecting standard 240V circuits and multi-wire branch circuits that require solid, coordinated protection.
• Retrofit-friendly – Keeps part numbers consistent for easier ordering, stock management, and faster replacements during maintenance planning.
• Versatile protection point – Suitable for panelboards, load centers, and distributed electrical systems, making it a practical choice for both new installations and upgrades.
• Easy match for Siemens ecosystems – Seamlessly integrates with existing Siemens panel and distribution setups, reducing compatibility concerns during installation.
• Availability through AmpState – Ready to ship from AmpState, with support to verify fit and compatibility when you’re stocking parts for ongoing projects.

Common use scenarios include replacing a failed 240V circuit breaker in a residential or light commercial panel, upgrading circuits during a service upgrade, or stocking a consistent part number for maintenance schedules where repeatability matters. The MBKQR1200A helps keep your electrical distribution reliable by ensuring a proven Siemens design continues to protect critical circuits without forcing you to reorder different part numbers over time.

Need help confirming compatibility? We’re ready to assist. Message AmpState to verify fit with your specific panelboard or load center configuration and ensure you’re purchasing the exact part you need for a safe, compliant upgrade.

Product at a glance
Manufacturer: Siemens
Part Number: MBKQR1200A
Product Type: Circuit Breaker
Poles: 2
Voltage: 240V