Eaton IZMX40B4-V16W-1 1600A 4-Pole Air Circuit Breaker for Industrial and Commercial Power Distribution

Eaton IZMX40B4-V16W-1 is a heavy-duty air circuit breaker engineered to protect and switch low-voltage power distribution in demanding industrial and commercial environments. With a robust 1600A rating and a 4-pole configuration, this breaker is built to handle large, multi‑phase loads while delivering reliable protection and smooth switching for critical electrical systems.

• Current rating: 1600A, designed to manage high feeders without compromising protection.
• Poles: 4-Pole configuration for comprehensive three-phase protection with an integrated neutral path.
• Breaker type: Air Circuit Breaker (ACB) tailored for rapid, dependable interruption in low-voltage circuits.
• Adjustable trip settings: Enables precise coordination with other protection devices to optimize safety and minimize unnecessary outages.
• High interruption capacity: Ready to interrupt substantial fault currents, safeguarding downstream equipment and wiring.
• Applications: Ideal for main incoming feeders, switchboards, and critical power distribution in large facilities.

Designed for reliability in industrial and commercial power systems, the IZMX40B4-V16W-1 provides strong protection where uptime matters most. Its 4-pole design ensures balanced, stable operation for three-phase networks, while the adjustable trip functionality supports selective protection strategies across complex electrical layouts. Whether upgrading a switchboard or configuring a primary feeder for a new installation, this Eaton breaker delivers durable performance under demanding conditions.

Who benefits most: facilities with heavy electrical demand, such as manufacturing plants, data centers, large office campuses, and other industrial/commercial sites that require robust protection, coordinated tripping, and the ability to handle high fault currents without compromising overall system reliability.

Technical snapshot: IZMX40B4-V16W-1 — 1600A, 4-pole air circuit breaker for low-voltage distribution; suitable for main feeders and critical power pathways; features adjustable trip settings for precise protection coordination and high interruption capacity to safeguard equipment and maintain service continuity.