Westhinghouse FB3090 - 90A, 3-Pole, Circuit Breaker

The Westhinghouse FB3090 90A 3-Pole Circuit Breaker is built to protect three-phase electrical systems with point‑and‑click reliability. Designed for serious industrial and commercial use, this unit provides dependable overcurrent protection where it matters most—in panelboards, switchboards, and control panels.

With a 90 amp current rating and a robust 3‑pole configuration, it's engineered to interrupt all three phases in a fault, preserving motor life, wiring integrity, and downstream equipment. This makes it an ideal choice for distribution panels and motor control centers in environments where uptime and safety are non‑negotiable.

Why this 3‑pole breaker stands out

• Three‑phase protection:** The 3‑pole design ensures synchronized disconnection of all phases, minimizing arcing risks and protecting 3‑phase motors and feeders.
• Versatile installation:** Suited for panelboards, switchboards, and control panels, it adapts to a variety of industrial layouts and OEM assemblies.
• Reliable overcurrent protection for demanding environments:** Specifically recommended for industrial, commercial, and OEM applications where safe operation in distribution panels and motor control centers is critical.
• Straightforward procurement and replacement:** Part of the Westhinghouse FB3090 family, simplifying maintenance and consistency across multiple panels.

Key specifications

• Current rating: 90 A
• Poles: 3‑Pole
• Breaker type: Circuit Breaker

Ideal use cases and practical benefits

• Manufacturing floors with three‑phase motors, conveyors, and processing lines that require dependable protection at the 90A scale.
• OEM panel assemblies where a compact, reliable 3‑pole breaker streamlines design and stocking.
• Distribution panels and motor control centers where consistent performance and safe shutdown behavior minimize downtime and equipment stress.

In practice, the Westhinghouse FB3090 delivers targeted, practical protection for real-world power systems. If your project involves three‑phase loads, motor drives, or critical distribution circuitry that must stay online, this 90A, 3‑pole breaker offers a focused, trustworthy solution that aligns with professional electrical design and maintenance strategies.