Square D EGB34025 - 25 A, 480 V, 3-Pole Bolt-On Circuit Breaker | AmpState

Meet the Square D EGB34025, a 25 A, 480 V, 3-pole bolt-on molded case circuit breaker designed to deliver dependable branch circuit protection for panelboards and load centers. Built to endure demanding electrical environments, this unit combines robust construction with precise protection to keep critical circuits safe and available.

Why this breaker stands out

• Secure bolt-on mounting: A rigid, vibration-resistant bus connection that stays put even in environments with equipment chatter or intermittent loads, helping maintain consistent protection over time.
• Thermal-magnetic trip unit: Provides stable, repeatable protection characteristics across a range of overload and short-circuit conditions, reducing the risk of nuisance trips while safeguarding downstream equipment.
• OEM-compatible: Designed to pair with matching Square D OEM load centers and panelboards for seamless upgrades, replacements, or new installations.
• Versatile application: Suitable for residential, commercial, and light industrial settings, including three-phase 480 V systems common in commercial electrical spaces.

Technical specifications at a glance

• Manufacturer: Square D
• Part Number: EGB34025
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 25 A
• Voltage Rating: 480 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use scenarios

Use the EGB34025 in panelboards and load centers where reliable 3‑pole protection is needed for 480 V three-phase circuits. It’s well-suited for electrical rooms in commercial facilities, light industrial machinery, and residential systems that require robust protection for multi-phase equipment. When upgrading or replacing aging breakers, this unit’s bolt-on design and OEM compatibility streamline installation and reduce downtime.

Practical installation and performance notes

• Choose the EGB34025 when you need secure mounting and predictable interruption response in a compact molded case format.
• Pair with matching OEM load centers and panelboards to ensure alignment with bus structures and trip characteristics.
• Designed for branch circuit protection, it safeguards wiring, receptacles, and connected loads from overcurrent events and short circuits, helping protect downstream equipment and maintain system uptime.

From maintenance teams to electrical contractors, AmpState offers the Square D EGB34025 as a dependable, industry-standard solution for three-phase protection at 480 V. Its combination of bolt-on stability, thermal-magnetic protection, and OEM compatibility makes it a thoughtful choice for professionals seeking long-term reliability in panelboard installations.