Square D EDB24090 - 90 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Square D EDB24090 — a dependable 90A, 480V, 2-pole bolt-on molded case circuit breaker designed to safeguard your panelboards and loadcenters with precision and reliability. Built for demanding electrical environments, this unit delivers steady protection for high-power branch circuits while keeping installation straightforward.

• Bolt-on mounting for a rigid, vibration-resistant bus connection — engineered to maintain a solid, durable electrical path even in environments subject to movement or vibration.
• Thermal-magnetic trip unit — provides stable thermal overload protection paired with fast magnetic tripping for immediate short-circuit response, ensuring predictable protection across varying loads and temperatures.
• 90A, 480V, 2-pole configuration — ideal for higher-voltage distribution and two-pole protection in residential, commercial, and light industrial applications.
• OEM-compatible design — engineered to pair with matching Square D OEM loadcenters and panelboards for seamless fit, coordinated protection, and reliable performance.
• Versatile protection for diverse settings — a practical choice for upgrading existing panels or integrating into new builds that require robust branch circuit overcurrent and short-circuit protection.

Technical snapshot

• Manufacturer: Square D
• Part Number: EDB24090
• Type: Thermal-magnetic molded case circuit breaker
• Amperage: 90 A
• Voltage: 480 V
• Poles: 2
• Mounting: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Why this matters to you: when you’re building or upgrading a panel, you want protection that’s consistent and dependable. The Square D EDB24090 delivers repeatable trip performance, reliable operation across varying conditions, and straightforward installation within the Square D ecosystem. It’s a practical, long-term solution for maintaining safe, efficient power distribution in your home, business, or light industrial space.

Ideal use cases include expanding a commercial subpanel to accommodate additional 240-volt circuits, replacing aging breakers in residential-to-light-commercial panels, or integrating into new builds requiring robust 480V protection with a secure bolt-on connection.