Square D EGB24020 - 20 A, 480 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Introducing the Square D EGB24020 — a 20 A, 480 V, 2-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and load centers. Built for commercial, residential, and light industrial environments, this unit brings robust protection where it matters most, in spaces that demand reliability and precise coordination with existing equipment.

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection, reducing movement and ensuring consistent electrical contact in busy panels and equipment rooms.
• Thermal-magnetic trip unit combines a thermal overload element with a fast magnetic trip for immediate response to short circuits, delivering stable, repeatable protection performance over time.
• OEM-compatible design is matched to Square D load centers and panelboards, simplifying replacements, upgrades, and panel expansion without compromising protection or reliability.
• Versatile 480V application supports a wide range of systems found in residential-adjacent, commercial, and light industrial settings, making it a practical choice for distributed circuits and machinery feeds.
• Two-pole protection ensures simultaneous disconnection of both conductors, enhancing safety and ensuring coordinated protection for circuit-aware systems.

Specifications at a glance

• Manufacturer: Square D
• Part number: EGB24020
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 20 A
• Voltage rating: 480 V
• Number of poles: 2
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Who is this for? Electrical professionals designing or upgrading distribution in panelboards and load centers that operate at 480 V will appreciate the EGB24020’s secure mounting, reliable protection, and seamless compatibility with Square D OEM panels. It’s an ideal choice for service panels, industrial control cabinets, and feeders where rugged performance and consistent trip characteristics are essential.

Why choose the EGB24020 over other options? The bolt-on geometry offers a rock-solid mechanical connection that resists loosening in environments with vibration or frequent panel access. The thermal-magnetic trip ensures that normal loads are protected with predictable, measured response, while short circuits trigger a rapid magnetic trip to help prevent damage to wiring and equipment. When you need dependable protection that aligns with established Square D panel ecosystems, this 20 A, 2-pole breaker is engineered to fit and perform without compromise.

Practical tips for optimal use: verify that your panelboard is listed for bolt-on breakers in the EGB family, ensure torque specifications meet manufacturer guidelines during installation, and pair with compatible conductive wiring and lugs designed for 480 V circuits. For future-proofing, plan your protection scheme around the EGB24020’s precise 20 A rating and its ability to coordinate with other Square D devices in the same system.