Square D HDA261505 Circuit Breaker, 150A, 2-Pole

The Square D HDA261505 Circuit Breaker is a rugged, industrial-grade protective device designed to safeguard critical electrical systems with precision and reliability. With a 150-amp rating and a 2-pole configuration, this breaker is engineered to interrupt two conductors simultaneously, helping maintain safe operation during maintenance, service, or unexpected faults.

Why this matters in demanding environments: when you’re protecting feeders, panels, and heavy equipment, you need a breaker that maintains consistent performance under load. The HDA261505 is built to stand up to industrial service conditions, providing dependable tripping and disconnection when faults occur, so downtime is minimized and safety is prioritized for your crew.

Key features and practical benefits

• 150 A, 2-Pole design: protects circuits and two live conductors with a single, integrated device, simplifying panel layouts and replacement workflows.
• Industrial-grade reliability: purpose-built for service, maintenance, and replacement projects in commercial and industrial settings.
• Part number-driven compatibility: use the exact part number HDA261505 to verify fit with your equipment and application requirements.
• Streamlined maintenance: quick, predictable disconnections reduce exposure risk during servicing and troubleshooting.
• Brand assurance: Square D is a trusted name in protective devices, backed by decades of field-proven performance.

Ideal use cases

This breaker is well-suited for manufacturing facilities, large electrical rooms, and retrofit projects where a robust, two-pole 150-amp protection device is needed. It serves well as a replacement for failed breakers, part of a panel upgrade, or during planned maintenance to keep production lines flowing with minimal interruption.

How to ensure the right fit

Compatibility hinges on matching the part number to your panel and application. Verify that HDA261505 aligns with your equipment’s specifications and wiring configuration. If you’re unsure, send us a note—we’ll help confirm compatibility and guide you to the correct choice for your project.

Installation and care tips

Have a qualified electrician install the breaker following the panel manufacturer’s guidelines. Protect the device from moisture and physical damage, and replace it promptly if you notice signs of wear, overheating, or deformation to maintain safe, reliable protection.