Westinghouse HU-363 - 100A, 600V, 3-Pole, Disconnect Switch

Meet the Westinghouse HU-363—a rugged, industrial-grade disconnect switch engineered for safe, reliable electrical isolation in demanding environments. With a 3-pole configuration and a sturdy build, this unit provides clear, intentional disconnection where you need it most, helping you keep equipment, personnel, and facilities safe during maintenance and servicing.

Designed to support proper lockout/tagout procedures, the HU-363 integrates smoothly into safety programs, giving technicians a dependable way to secure circuits. Its capability to disconnect under load adds an essential layer of protection for live systems, reducing the risk of accidental re-energization and enabling safer fault isolation and service work. Built for durability, it stands up to daily use in busy industrial and commercial settings.

Specifications

• Amperage Rating: 100A
• Voltage Rating: 600V
• Number of Poles: 3-Pole
• Product Type: Disconnect Switch
• Brand: Westinghouse
• Model: HU-363

Who benefits from the HU-363

• Maintenance teams working on motors, conveyor lines, panels, and feeders that require reliable isolation.
• Electrical contractors designing control systems for industrial facilities and commercial campuses.
• Facility engineers seeking consistent, long-term performance in service switchgear and safety interlocks.

Why this switch stands out

The HU-363’s combination of a sturdy 3-pole design, 100A current handling, and a 600V rating delivers a practical, dependable solution for mid-to-high voltage switching needs. It provides clear, decisive opening and closing actions, supports lockout/tagout workflows to protect workers, and offers durable performance tailored to environments where reliability matters most. In comparison to lighter-duty or single-pole alternatives, this disconnect switch emphasizes secure isolation, safer maintenance procedures, and extended service life under regular loading.

Practical tips and insights

For best results, pair the HU-363 with a compliant lockout/tagout setup and verify proper panel mounting and wiring according to applicable electrical standards. Use in applications where immediate, full disconnection is required to halt power to equipment during maintenance, without compromising ongoing operations of other circuits. This makes it a strong fit for machine rooms, switchboards, and control panels that demand a proven, long-lasting isolation solution.

With the Westinghouse HU-363, you gain a dependable, purpose-built disconnect switch that meets the rigors of industrial and commercial use while prioritizing worker safety and operational reliability.