Square D EGB36020SA - 20 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Introducing the Square D EGB36020SA — a dependable 20A, 480V, 3-pole bolt-on molded case circuit breaker designed to deliver precise overcurrent and short-circuit protection in panelboards and load centers. Built to handle demanding commercial and light industrial environments, this breaker keeps critical electrical systems safe and running smoothly.

Why this breaker stands out

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, reducing loosening and ensuring consistent performance in panels subject to vibration or movement.
• Thermal-magnetic trip unit provides stable, repeatable protection: the thermal element handles overloads smoothly, while the magnetic element delivers instantaneous response to short circuits.
• OEM-compatible design matches Square D load centers and panelboards, promoting reliable fit, electrical performance, and streamlined maintenance.
• Versatile applications suitable for residential, commercial, and light industrial installations—ideal for panelboards, service panels, and distribution equipment that rely on robust 480V protection.

Technical snapshot

• Manufacturer: Square D
• Part Number: EGB36020SA
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 20A
• Voltage Rating: 480V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases and practical notes

• Install in three-phase 480V panelboards and load centers where compact, reliable protection is essential for motors, transformers, and other heavy-load equipment.
• Replace worn or incompatible breakers in legacy or upgraded electrical rooms without sacrificing panel compatibility.
• Use in environments where vibration resistance and secure mounting help prevent nuisance trips and connection looseness.
• Plan maintenance around the thermal-magnetic trip characteristics to balance protection with selective coordination in complex electrical systems.

With the Square D EGB36020SA, you gain a purpose-built solution that aligns with your 480V, 3-pole circuit protection needs. Its bolt-on design, precise thermal-magnetic trip, and OEM compatibility empower safer, more reliable electrical distributions across residential, commercial, and light industrial settings.