Square D EGB26090 - 90 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Square D EGB26090 — a 90 A, 480 V, 2-pole bolt-on molded case circuit breaker engineered for dependable branch-circuit protection in panelboards and load centers. Powered by Square D reliability, this unit is built to stand up to vibration and demanding electrical environments, delivering consistent protection when it matters most. Available from AmpState, it’s ready to integrate into your existing 480 V infrastructure.

Why this bolt-on breaker stands out

• Secure bolt-on mounting: provides a rigid, vibration-resistant bus connection, minimizing movement that can lead to loose contacts or nuisance trips in equipment subjected to vibration.
• Thermal-magnetic trip unit: combines thermal overload protection with magnetic short-circuit response, delivering stable, repeatable protection that responds quickly to high-current events while avoiding unnecessary trips during normal operation.
• 2-pole, 90 A, 480 V design: specifically suited for 480 V systems, enabling straightforward protection of multi-phase circuits and shared loads in commercial and light industrial settings.
• OEM-compatible: designed to mesh seamlessly with matching Square D OEM load centers and panelboards, ensuring proper fit, electrical coordination, and simplified installation.
• Versatile application: appropriate for residential, commercial, and light industrial environments where reliable overcurrent and short-circuit protection is essential for safety and uptime.

Specifications at a glance

• Manufacturer: Square D
• Part Number: EGB26090
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 90 A
• Voltage Rating: 480 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and practical considerations

• Protect commercial panelboards and load centers feeding motors, conveyors, lighting, and control systems operating at 480 V.
• Use in environments where vibration is a factor, leveraging the secure bolt-on mounting to maintain a solid electrical connection over time.
• Choose when you need a dependable, ready-made 2-pole solution that coordinates with existing Square D equipment for straightforward installation and serviceability.
• Plan installations with standard electrical codes in mind and verify compatibility with your specific load center model to ensure proper fit and coordination.

With the Square D EGB26090, you’re selecting a purpose-built solution for robust overcurrent protection in medium-duty electrical systems. Its combination of a secure bolt-on mount, thermal-magnetic protection, and OEM compatibility translates into fewer installation hassles, longer service life, and dependable performance across residential, commercial, and light industrial applications.