Siemens | SND69120AH | Circuit Breaker | 1200A | 3-Pole | 600V | Bolt-On

Engineered for demanding industrial environments, the Siemens SND69120AH Circuit Breaker delivers robust protection for high-current, three-phase power systems. With a 1200A current rating, 3-pole configuration, and a 600V maximum voltage, this bolt-on breaker is built to endure the rigors of switchgear, motor control centers, and power distribution panels.

Key specifications

• Amperage: 1200A
• Poles: 3-Pole
• Voltage: 600V
• Mounting: Bolt-On
• Part Number: SND69120AH
• Recommended use: Maintenance, retrofit, and replacement where specs align
• Compatibility note: Confirm fit and ratings before ordering; the part number is the best reference for compatibility

Why this Siemens breaker stands out

• Secure bolt-on mounting provides a rugged, vibration-resistant installation that stays seated under heavy current conditions.
• High-current capability supports demanding feeders and three-phase circuits without compromising protection.
• Precisely matched ratings ensure reliable coordination in power distribution, reducing the risk of nuisance trips in complex systems.
• OEM reliability from Siemens offers consistent performance, documentation, and support for maintenance and upgrades.

Ideal use cases

• Retrofit projects where existing equipment requires matching 1200A, 3-pole, 600V bolt-on protection
• Maintenance scenarios in manufacturing facilities with high-current 3-phase loads
• Replacement in switchgear, MCCs, and distribution panels that demand robust, durable circuit protection

Installation and compatibility guidance

Before purchasing, verify that the SND69120AH matches your panel or switchgear specifications. The best reference for compatibility is the exact part number: SND69120AH. Follow formal installation guidelines to ensure secure connections and proper electrical clearance. This breaker is designed for bolt-on mounting, so prepare the mounting surface accordingly and torque fasteners per equipment documentation.

Practical tips for optimal performance

• Keep a record of the part number (SND69120AH) for future replacements or upgrades to maintain consistent protection across your system.
• Use this breaker in applications with high inrush or sustained high current demands typical of large motors or heavy-duty feeders.
• Pair with compatible Siemens accessories and housings to simplify future maintenance and replacements.