Square D HU364AWK - 200A, 600V, Heavy Duty Safety Switch

Meet the Square D HU364AWK—a heavy-duty safety switch designed for industrial and commercial environments where safe electrical isolation is non-negotiable. Rated for 200A at 600V, this disconnect provides reliable performance in demanding facilities, helping you protect personnel during maintenance and safeguard critical equipment from unexpected energization. Its core strength lies in delivering dependable disconnection under load, a cornerstone of safe operation in live electrical systems.

Key capabilities

• Lockout/tagout readiness: designed to support proper lockout/tagout procedures, promoting compliance and worker safety.
• Load-safe disconnection: engineered to reliably disconnect circuits under load, reducing risk during servicing or emergencies.
• Durable industrial design: built to withstand the rigors of busy commercial or industrial settings while maintaining long-term durability.
• High-amperage, high-voltage ratings: capable of handling demanding feeder applications without compromising safety.

Technical snapshot

• Amperage Rating: 200A
• Voltage Rating: 600V
• Product Type: Heavy Duty Safety Switch
• Brand: Square D
• Model: HU364AWK

Ideal environments and use cases

• Manufacturing floors and process lines where equipment must be isolated quickly and safely for maintenance.
• Commercial facilities with critical electrical feeders requiring a robust service disconnect.
• Electrical installations that require strict adherence to lockout/tagout protocols during servicing.
• Systems where a reliable, purpose-built safety switch is preferred over generic disconnect options.

Why this matters

The Square D HU364AWK isn’t just a switch—it’s a safety-centric solution that supports a safer work environment and healthier equipment life. By prioritizing safe isolation, it helps minimize unplanned downtime and supports regulatory compliance during maintenance windows. Its combination of 200A/600V ratings and lockout/tagout compatibility makes it a practical, reliable choice for facilities that depend on steady, secure electrical isolation.

Practical tips for optimal use

• Pair the HU364AWK with appropriate lockout devices and tagout materials to ensure compliant and traceable maintenance procedures.
• Verify the switch specifications align with your feeder load and system voltage before installation.
• Schedule routine inspections of the disconnect mechanism to maintain reliable operation over time.
• Train maintenance staff on safe isolation practices to maximize the benefits of this safety-rated switch.