Allen-Bradley 1489-A1D250 - 25A, 277VAC, 1-Pole, Circuit Breaker

Allen-Bradley 1489-A1D250 is a rugged, single-pole circuit breaker designed for demanding industrial and commercial power distribution. Rated for 25A at up to 277VAC, this unit delivers precise overcurrent protection where reliability and safety are non-negotiable.

Its 1-Pole configuration offers flexible installation in panelboards, switchboards, and control panels, making it a practical choice for tight spaces and varied layouts in equipment racks and control enclosures. This streamlined design simplifies wiring and minimizes footprint without sacrificing protection or performance.

Ideal use cases span lighting runs, control circuits, and small motor circuits operating on 277VAC systems. Whether you’re building new distribution panels, upgrading an existing motor control center, or stocking OEM equipment, the 1489-A1D250 provides dependable, ready-to-install protection that helps keep systems running smoothly.

• 25A current rating at 277VAC
• 1-Pole circuit breaker for compact, single-phase protection
• Designed for panelboards, switchboards, and control panels in industrial and commercial settings
• Reliable overcurrent protection to safeguard distribution panels and motor control centers
• Suitable for OEM applications and integration within Allen-Bradley-based systems

In environments where downtime is costly and safety matters, the Allen-Bradley 1489-A1D250 delivers predictable performance you can trust. Build with confidence, protect vital circuits, and keep your electrical infrastructure aligned with industry standards.