Square D H361 - 30A, 600V, Fusible, Disconnect Switch, NEMA 1

The Square D H361 is a compact, fusible disconnect switch designed for dependable on/off isolation and integrated overcurrent protection in demanding industrial and commercial environments. With a 30A rating, 600V capability, and a NEMA 1 enclosure, this switch delivers reliable indoor power control where space is at a premium and serviceability matters.

Why choose a fusible disconnect like the H361? It combines a switch with built-in fuse protection, enabling fast fault isolation and straightforward fuse replacement when maintenance is needed. This means less downtime for your critical equipment and a clear, safe path to restore service after a fault.

Key specifications

• Model: H361
• Amperage: 30A
• Voltage: 600V
• NEMA Rating: NEMA 1
• Fused: Fusible

Typical applications

• Motor disconnects for small to mid-size motors in machinery and conveyors
• Panelboards and distribution panels where compact, maintainable protection is required
• Branch circuit protection for equipment racks and control panels in industrial environments

What sets the H361 apart

• Compact, maintainable design: A fusible disconnect that fits into tight control panels without sacrificing protection.
• Replaceable fuse cartridges: Simple serviceability keeps downtime to a minimum—fuses are easy to swap in the field.
• Indoor-ready protection: NEMA 1 enclosure is tailored for indoor control and power distribution in busy facilities.

Operational benefits

• Provides reliable energy isolation for safe device servicing and maintenance
• Integrated overcurrent protection helps prevent damage from electrical faults
• Clear, straightforward on/off control in daily operations and shutdown routines

Installation and best practices

• Designed for indoor use with a NEMA 1 enclosure—install in protected environments
• Use appropriate fuse amperage ratings corresponding to the load to ensure proper protection
• Always de-energize and verify absence of voltage before servicing; replace fuses with the same rating
• Maintain a ready supply of compatible fuse cartridges for rapid maintenance

Ideal for system integrators, panel builders, machine manufacturers, and maintenance teams seeking a reliable, space-efficient solution for motor control and branch-circuit protection. The Square D H361 delivers trusted performance, straightforward maintenance, and clear energy isolation in a compact package designed to keep your systems running safely and smoothly.