Square D Q1B360 60A 3P 240V Circuit Breaker, Bolt-On | AmpState

The Square D Q1B360 is a 60A, 3-pole, 240V bolt-on circuit breaker engineered for reliable circuit protection in panelboards, load centers, and electrical distribution systems. Built to meet the demanding requirements of modern electrical infrastructure, this unit provides solid protection for three-phase circuits while offering straightforward installation in compatible Square D enclosures.

Ideal for replacement projects and stocking spares, the Q1B360 helps you keep your bill of materials aligned with the original part number. This means faster service calls, fewer mismatches during maintenance, and streamlined procurement when you’re sourcing exact replacements for existing installations.

Key features that matter in real-world applications

• Bolt-On mounting: Secure, durable installation designed for panelboards and distribution gear that use bolt-on breakers.
• Three-pole design: Suitable for 3-phase electrical distribution, providing coordinated protection across all phases.
• 60 Ampere, 240V rating: Strong protection for typical commercial and industrial loads while accommodating standard 240V systems.
• Manufacturer: Square D, ensuring compatibility with existing Square D panels and a consistent protection strategy.
• Part number: Q1B360—the exact specification you need to match your BOM and replacement catalog.
• Stocking strategy: An ideal spare to maintain BOM alignment and ready-to-install replacement stock in maintenance inventories.
• Availability: Offered by AmpState, with support to confirm fit and compatibility for your specific panel or distribution setup.

Who should consider the Q1B360? Electricians, facilities engineers, and purchasing teams responsible for maintaining panelboards, distribution boards, and electrical distribution networks. It’s particularly valuable when you’re reconstructing systems, upgrading legacy installations, or building a reliable spare program that minimizes downtime during service interruptions.

Why this part matters in practice: the exact Q1B360 ensures you’re protected by a tested Square D device that matches your original configuration, reduces the likelihood of compatibility issues, and supports a smooth, on-time maintenance workflow. If you’re unsure about fit, AmpState offers guidance to help you confirm compatibility and get the right part the first time.