Square D HU364AWK-EI - 200A, 600V, 3-Pole, Disconnect Switch

The Square D HU364AWK-EI is a rugged 200A, 600V three-pole disconnect switch designed for demanding industrial and commercial environments where safe electrical isolation is non-negotiable. Built to deliver dependable disconnection under load, it also aligns with lockout/tagout procedures to protect maintenance personnel during service and inspection tasks.

Why this disconnect switch stands out

• Complete three-phase isolation with a 3-pole design, ensuring all phases are safely disconnected when the switch is opened.
• High-capacity performance supports feeders and motor circuits up to 200A at up to 600V, making it suitable for substantial electrical systems.
• Durability for tough environments engineered for long-term reliability in busy facilities where equipment is cycled regularly.
• Lockout/Tagout compatibility facilitates compliant, safe maintenance practices by allowing standard lock and tag devices to secure the circuit during service.
• Under-load disconnection capability provides a reliable shutoff even when circuits are energized, helping minimize downtime and risk during maintenance windows.

Ideal use cases

This disconnect switch is well-suited for electrical rooms, switchgear, and MCCs in manufacturing plants, data centers, commercial buildings, and other facilities that require robust isolation for large single- or three-phase feeders. Use it as a main or sub-disconnect for large motors, transformers, or critical feeders where fast, safe de-energization is essential.

Who should consider the HU364AWK-EI

Electrical contractors, facility managers, and maintenance teams responsible for safe, compliant isolation of high-capacity electrical circuits will appreciate the reliability and straightforward operation of this Square D disconnect switch. It’s a practical upgrade for any system needing solid isolation, durable construction, and enhanced maintenance safety.

Technical snapshot

• Amperage Rating: 200A
• Voltage Rating: 600V
• Number of Poles: 3-Pole
• Product Type: Disconnect Switch
• Brand: Square D
• Model: HU364AWK-EI

Choose the Square D HU364AWK-EI when you need a dependable, compliant solution for safe electrical isolation in demanding environments. It combines robust performance with practical features that support safe maintenance, reliable operation, and long-term service life for your high-availability electrical infrastructure.