Square D H324N - 200A, 240V, Fusible, Switch

The Square D H324N is a rugged 200A, 240V fusible switch engineered for reliable on/off isolation and integrated overcurrent protection in demanding industrial and commercial environments. Its compact, maintainable design makes it a practical choice where space matters and downtime costs are real.

Key benefits

• Reliable isolation— quickly disconnect circuits for service or safety, minimizing exposure to live components.
• Integrated protection— the fusible configuration provides targeted overcurrent protection for motors and branch circuits without extra devices.
• Compact and maintainable— streamlined enclosure and straightforward fuse maintenance keep servicing fast and simple.
• Versatile motor disconnect— ideal for starting, stopping, and protecting motors and related equipment.
• Panelboard compatibility— designed to fit into panelboards and branch circuits that require a dedicated, maintainable fusible switch.

Technical snapshot

• Model: H324N
• Amperage: 200A
• Voltage: 240V
• Fusible: Yes — Fusible switch

Ideal use cases

Deploy the H324N to isolate and protect motors in manufacturing lines, HVAC equipment, pumps, and other demanding loads. It’s particularly well-suited for panelboards and branch circuits where a compact, easy-to-service fusible switch is required for dependable operation and quick fault containment.

Why choose this Square D fusible switch

Choosing the H324N means investing in a proven solution from a trusted electrical equipment lineage. Its fusible design concentrates protection at the point of use, simplifying wiring and reducing downtime during fuse changes. Built for longevity and straightforward maintenance, this switch keeps critical systems running with minimal disruption.