Square D EGB24100 - 100 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Designed for dependable protection in panelboards and load centers, the Square D EGB24100 is a 100 A, 480 V, 2-pole bolt-on molded case circuit breaker built to handle everyday overcurrent and short-circuit events.

• Secure bolt-on mounting provides a rigid, vibration‑resistant bus connection that stays tight through demanding conditions.
• Thermal-magnetic trip unit delivers stable, repeatable protection for both overloads and short circuits, helping minimize nuisance trips and equipment damage.
• OEM-compatible design works seamlessly with matching Square D load centers and panelboards, ensuring an exact, trouble‑free fit in existing systems.
• Versatile for residential, commercial, and light industrial applications in 480 V circuits, making it a practical choice for panels that demand robust protection and reliable operation.

Key specifications

• Amperage rating: 100 A
• Voltage rating: 480 V
• Number of poles: 2
• Mounting style: Bolt-on
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection

What sets this breaker apart is its practical combination of mechanical reliability and protective performance. The bolt-on design minimizes loose connections caused by vibration in busy electrical environments, while the thermal-magnetic trip unit provides fast, dependable response to overloads and short circuits. This means fewer unplanned outages and better protection for downstream equipment, wiring, and auxiliary devices.

Ideal for panel replacements, upgrades, or new installations in commercial facilities and light industrial settings, the EGB24100 is purpose-built for systems that rely on Square D’s trusted protection architecture. When you need a solution that pairs straightforward installation with dependable performance in 480 V networks, this 100 A, 2-pole bolt-on breaker is a thoughtful, compatible choice.

Use cases at a glance

• Expand or upgrade commercial distribution panels requiring 480 V, 100 A protection
• Replace aging or worn-out breakers in OEM Square D panelboards and load centers
• Protect branch circuits feeding motors, HVAC equipment, or other electrical loads in light industrial environments
• Install in applications where vibration resistance and secure bus connections are critical