Square D H-364 - 200A, 600V, Fused Safety Switch

Meet the Square D H-364 Fused Safety Switch—a rugged, industrial-grade disconnect designed to provide safe, reliable electrical isolation, even in demanding environments. With a 200A amperage rating and a 600V voltage rating, this switch delivers dependable disconnection under load while supporting robust lockout/tagout procedures. Built for longevity, the H-364 stands up to daily use in commercial and industrial settings, helping your team work safer and more efficiently.

Why the Square D H-364 stands out

• Accurate under-load isolation: engineered to safely disconnect circuits when maintenance or servicing is required, ensuring reliable operation when it matters most.
• Lockout/Tagout compatibility: designed to integrate seamlessly with standard LOTO practices, helping you meet safety regulations and keep personnel protected during service.
• Durable, long-term performance: built to withstand the rigors of busy industrial and commercial environments, reducing downtime and maintenance needs over time.
• Clear, straightforward control: simple on/off operation provides quick and reliable circuit isolation for technicians and engineers alike.

Ideal applications

Perfect for motor control centers, equipment rooms, production lines, and service entrances where safe isolation is critical. The Square D H-364 is an excellent choice when upgrading legacy systems or integrating into new electrical distribution layouts that demand dependable fused protection and easy maintenance access.

Product at a glance

• Brand: Square D
• Model: H-364
• Product Type: Fused Safety Switch
• Amperage Rating: 200A
• Voltage Rating: 600V

Practical usage and maintenance tips

To maximize safety and reliability, pair this fused safety switch with established lockout/tagout procedures and ensure only trained personnel operate or service the unit. During installation and periodic inspections, verify proper de-energization, secure all access points, and follow applicable electrical codes. Regular checks of fuse integrity and enclosure seals will help sustain long-term performance in busy facilities.