Schneider Electric DGM36400E20 Circuit Breaker, 400A, 3-Pole, 600V

Schneider Electric DGM36400E20 Circuit Breaker: a rugged, high-current solution designed for demanding industrial service, maintenance, and replacement projects. This 400 A, 3-pole unit is built to protect three-phase 600 V circuits with reliability you can count on when downtime isn’t an option.

Why this 3-pole breaker stands out

In industrial environments, you need a breaker that can handle sustained load, quick isolation, and field-ready compatibility. The DGM36400E20 delivers a straightforward, proven design that fits into mission-critical panels and spare-parts inventories. Its exact part number pairing—DGM36400E20—ensures you’re choosing the right device for your Schneider Electric-based electrical infrastructure.

Key specifications

• Amperage: 400 A
• Poles: 3
• Voltage rating: 600 V
• Part number: DGM36400E20
• Product type: Circuit Breaker

What problems it solves

Designed for industrial service, this breaker provides dependable protection for heavy, multi-phase electrical circuits. It helps prevent equipment damage, reduces the risk of arc flash and fire events, and enables safe, predictable shutdowns during maintenance or fault conditions. With a 3-pole configuration, it coordinates the protection of all phases in a three-phase system, simplifying panel design and maintenance workflows.

Who this is for

Ideal for facilities with Schneider Electric-based control and power distribution, including manufacturing lines, processing plants, and large commercial installations that rely on robust, field-proven protective devices. It’s also a practical choice for maintenance teams stocking compatible spare breakers for quick replacements.

Buying guidance and compatibility

Notes: Verify fit by part number and application requirements to ensure seamless integration with your panel or switchgear. If you’re unsure about compatibility or need help matching a part number to your application, message us and we’ll help confirm the correct fit.

Practical use cases

Use this breaker when upgrading or replacing aging protection in a 600 V, three-phase distribution system, or when assembling a new industrial panel that demands a 400 A, 3-pole protection device. Its precise rating aligns with mid-to-high current circuits in heavy-duty equipment, machines, and process lines, helping you maintain stable power delivery and rapid fault isolation.