ABB XT1HU3040AFF000XXX Circuit Breaker, 40A, 3-Pole

The ABB XT1HU3040AFF000XXX circuit breaker is a robust three-pole, 40-amp protection device designed for demanding industrial electrical service, maintenance, and replacement projects. Built to slot into ABB-compatible panels and switchgear, this unit helps you maintain safe, reliable power distribution across your three-phase systems.

Precisely matched three-phase protection

With a 3-pole design, this breaker provides coordinated protection for three-phase circuits, making it ideal for motor drives, control panels, and distribution boards in manufacturing, processing, and facility operations. The XT1HU3040AFF000XXX delivers consistent performance in industrial environments where dependable interruption and control are essential.

Key advantages that matter in the field

• Amperage: 40 A continuous rating to handle typical three-phase loads without unnecessary nuisance tripping.
• Poles: 3-pole configuration for complete three-phase protection and common-trip operation.
• Brand & part number: ABB XT1HU3040AFF000XXX enables precise compatibility checks and straightforward part replacement within an ABB ecosystem.
• Application scope: Especially well-suited for industrial service, equipment maintenance, and replacement projects where reliable protection is critical.

Why choosing this part matters

In industrial settings, exact part compatibility isn’t optional—it’s essential for safety and uptime. The XT1HU3040AFF000XXX is designed to align with compatible ABB assemblies, ensuring proper fit and predictable performance alongside your existing protection scheme. Use the part number to confirm fit against your panel specifications and system requirements. If you need a second pair of eyes, our team can help verify compatibility based on your application details.

Quick compatibility guide

• Reference the XT1HU3040AFF000XXX part number to confirm fit with your ABB panel, enclosure, or switchgear.
• Ensure the 40 A rating matches your circuit load and equipment demand.
• Check mounting arrangements and wiring access to guarantee proper installation and safe operation.

Ideal for professionals who install and maintain industrial power systems

Maintenance technicians, facilities engineers, system integrators, and plant managers will appreciate a part that’s built for longevity and straightforward integration into existing ABB infrastructures. If you’re upgrading an aging panel or replacing a failed unit in an ABB ecosystem, this 40 A, 3-pole circuit breaker offers direct compatibility and dependable performance.

Ready to confirm compatibility or need expert help aligning the part number with your exact application? Send us a message and we’ll guide you to a precise fit, helping you maintain electrical safety and system uptime.