Square D H364RB - 200A, 600V, 3-Pole, Safety Switch

Industrial-grade safety switch for reliable electrical isolation

The Square D H364RB is a purpose-built safety switch engineered for demanding industrial and commercial environments where safe electrical isolation and dependable disconnection under load are non-negotiable. With a robust 200A amperage rating and 600V capability, this 3-pole unit provides a clear, controllable shutdown path for three-phase power, empowering maintenance teams to lock out and tag out equipment with confidence.

Key specifications at a glance

• Amperage: 200A
• Voltage rating: 600V
• Poles: 3-Pole
• Type: Safety Switch
• Brand: Square D
• Model: H364RB

Why this safety switch stands out

• Safe isolation for daily operations: Delivers reliable disconnection to protect personnel during maintenance and servicing, ensuring all live conductors are safely isolated when required.
• Lockout/Tagout readiness: Designed to integrate smoothly with standard lockout/tagout procedures, helping facilities stay compliant with safety protocols and regulatory requirements.
• Disconnection under load you can trust: Engineered to interrupt power safely when circuits are energized, reducing risk and downtime during line changes or emergency stops.
• Durable, long-term performance: Built to withstand industrial environments, delivering consistent operation across years of use in manufacturing floors, data centers, and utility rooms.
• Three-phase compatibility: The 3-pole configuration ensures full isolation of all conductors in three-phase systems, simplifying maintenance and improving overall electrical safety.

Ideal use cases

• Manufacturing floors and production lines that require rapid, safe de-energization for routine maintenance or emergency stopping.
• Electrical rooms and service entrances where clear, compliant isolation points are needed for personnel safety.
• Commercial facilities with heavy equipment, conveyors, pumps, and other 3-phase loads that demand reliable fault isolation.
• Industrial retrofit projects or new builds where standardization of safety gear reduces complexity and improves safety culture.

Benefits you’ll feel on the floor

With the Square D H364RB, teams gain a dependable, easy-to-operate safety switch that integrates into existing safety regimes without disruption. The 200A capacity handles substantial loads, while the 600V rating covers a wide range of industrial distribution schemes. Its design supports clear maintenance planning, reduces downtime during disconnections, and elevates overall site safety through consistent, enforceable isolation protocols.

Practical tips for deployment

• Pair the H364RB with proper lockout/tagout devices and a documented shutdown procedure to streamline compliance and worker safety.
• Coordinate with your electrical team to confirm routing and enclosure fitment, ensuring easy access for maintenance and inspection.
• Label the switch clearly at the point of use to speed up future interventions and reinforce safety messaging across shifts.
• Inspect the switch during routine preventive maintenance to verify mechanical integrity and ensure reliable operation under load.

Commitment to safety and reliability

Choose the Square D H364RB when your priority is robust electrical isolation, straightforward maintenance, and long-term durability in demanding environments. This 200A, 600V, 3-pole safety switch is built to support safe, compliant operations day after day, giving your team a trusted control point for three-phase power systems.