Square D EGB34070 - 70A, 3-Pole, Circuit Breaker

The Square D EGB34070 70A, 3-Pole Circuit Breaker is built to keep demanding electrical systems safe and uninterrupted. Designed for 3-phase environments, this unit delivers reliable overcurrent protection where it matters most—in panelboards, switchboards, and control panels that power motors, drives, and other heavy loads.

Key to its value is the combination of a 70-amp rating with a compact 3-pole configuration, enabling efficient protection for three-phase circuits without compromising space in crowded distribution layouts. Ideal for industrial facilities, commercial installations, and OEM applications, it ensures quick isolation of fault currents to minimize downtime and equipment damage.

Why this 3-pole breaker stands out

• Accurate 70A protection: Precisely limits fault currents on 3-phase circuits, helping protect wiring, contactors, and motors from overloads.
• 3-Pole flexibility: Perfect for three-phase systems common in manufacturing lines, HVAC equipment, and motor control centers.
• Industrial and commercial readiness: Designed for installation in distribution panels and control panels where dependable, safe operation is critical.

Practical use cases

Use the Square D EGB34070 in panelboards that feed 3-phase motor drives, conveyors, and processing equipment. It’s well suited for motor control centers, switchboards, and any installation where robust overcurrent protection helps maintain uptime and protect sensitive electrical infrastructure.

How it supports your operation

By providing clear, immediate isolation during overcurrent events, this breaker helps reduce the risk of collateral damage to downstream devices and minimizes unplanned downtime. Its straightforward integration with existing 3-phase layouts makes it a dependable choice for engineers and maintenance teams aiming to streamline panel design and maintenance schedules.

Specifications at a glance

• Current rating: 70 amps
• Poles: 3-Pole
• Breaker type: Circuit Breaker

Choose the Square D EGB34070 for industrial, commercial, and OEM projects where solid 3-phase protection, straightforward installation, and reliable performance are non-negotiable. It’s a purpose-built solution for keeping distribution panels and motor control centers safe, efficient, and ready to perform.