Cutler-Hammer T1200NB2 Circuit Breaker, 1200A, 600V

Cutler-Hammer T1200NB2 Circuit Breaker is built for reliability in demanding industrial settings. Designed for industrial electrical service, maintenance, and replacement projects, this high-capacity breaker delivers dependable overcurrent protection for large power systems where uptime matters.

With a robust 1200 A rating and a 600 V maximum, the T1200NB2 is suited for main feeders and substantial load centers in manufacturing plants, industrial facilities, and heavy equipment environments. It’s engineered to withstand the rigors of continuous operation, providing swift, consistent interruption when electrical faults occur and helping protect both people and equipment.

Notes on compatibility are essential. Verify fit by part number and application requirements — the T1200NB2 is a precise match for specific panel and system configurations. Need help confirming compatibility with your setup? Message us and we’ll assist in validating the right fit for your project.

• High-current protection for main feeders and large motor loads, reducing the risk of extensive downtime.
• 600 V rating aligns with many industrial power distribution schemes, simplifying integration into existing infrastructure.
• Durable, industrial-grade construction designed to withstand challenging environments and long service life.
• Part-number-based fit assurance helps you avoid mismatches and installation delays.
• Streamlined maintenance and replacement workflows to minimize downtime during service windows.
• Support availability to help match part numbers to your application requirements and ensure proper installation.

Ideal for facilities managers, electrical contractors, and maintenance teams, this breaker supports a range of scenarios—from upgrading aging distribution systems to replacing failed components on high-demand lines. Use it where you need solid, consistent protection for critical loads without compromising on install compatibility or reliability.

Specifications at a glance

• Manufacturer: Cutler-Hammer
• Part Number: T1200NB2
• Product Type: Circuit Breaker
• Amperage: 1200 A
• Voltage: 600 V

When you’re sourcing protection for heavy electrical work, the Cutler-Hammer T1200NB2 stands out as a purpose-built choice for industrial service and replacement projects. Confirm compatibility by the part number for a seamless fit in your specific application, and rely on expert support if you need guidance on the best match for your system.