Square D H364 - 200A, 600V, Fused Disconnect Switch

Engineered for the rigors of industrial and commercial environments, the Square D H364 Fused Disconnect Switch delivers dependable electrical isolation with a clear safety edge. With a 200A amperage rating and a 600V maximum, this fused disconnect is built to interrupt faults quickly and reliably, protecting both equipment and personnel while minimizing downtime.

• 200A, 600V rated — robust performance for feeders, motors, and heavy circuits in control panels and switchgear.
• Fused disconnect design — integrated protection helps halt fault currents at the source, reducing downstream damage and maintenance costs.
• Lockout/Tagout readiness — designed to support safe maintenance practices, enabling secure padlock and tag placement during service.
• Durable industrial construction — built to withstand demanding facility environments and provide reliable operation over time.
• Disconnection under load — engineered to open circuits safely even when circuits are energized, reducing arcing risk and improving personnel safety.
• Easy integration — compatible with common panelboards, switchgear configurations, and electrical distribution layouts found in industrial settings.

This H364 model from Square D is ideal for applications such as motor feeders, service entrances, and critical equipment isolations where fast, reliable disconnects are essential. It’s an excellent choice for facilities teams looking to strengthen safety protocols, streamline maintenance workflows, and ensure consistent performance across demanding operations.

Why choose the Square D H364 — combining fuse-based protection with rugged construction and practical LOTO compatibility, this switch delivers a clear advantage for long-term installations. The Square D lineage brings proven reliability and broad ecosystem compatibility, making it easier to source compatible accessories and components as your electrical system evolves.

• Amperage rating: 200A
• Voltage rating: 600V
• Product type: Fused Disconnect Switch
• Brand: Square D
• Model: H364

Practical usage notes: plan fuse replacement and maintenance around established lockout/tagout procedures, verify compatibility with your panelboard footprint, and document each isolation point to support safe, efficient servicing. For teams upgrading electrical safety and reliability, the Square D H364 delivers a concrete, auditable path to safer operation and minimized unplanned downtime.