Square D H221DS - 30A, 240V, Disconnect Switch

Meet the Square D H221DS: a 30A, 240V disconnect switch designed to deliver safe, reliable electrical isolation in demanding industrial and commercial environments. Built to support lockout/tagout (LOTO) procedures and provide dependable disconnection under load, this switch stands up to the rigors of busy electrical rooms and continuous operation.

Key specifications

• Amperage rating: 30A
• Voltage rating: 240V
• Product type: Disconnect Switch
• Brand: Square D
• Model: H221DS

Why this disconnect switch stands out

Designed with safety and reliability at its core, the H221DS supports proper lockout/tagout workflows, ensuring circuits remain isolated during maintenance and servicing. When it’s time to disconnect, this switch delivers a clean, dependable break under load, reducing arc risk and preventing inadvertent re-energization. Its emphasis on long-term durability makes it a trusted component in environments where reliability matters as much as safety.

Ideal use cases

• Electrical panels and motor circuits that require safe isolation during maintenance
• Commercial facilities and service areas where regular disconnection is part of a safe workflow
• Enclosures and rooms that rely on a reliable, easily accessible isolation point

Practical considerations

For optimum safety and uptime, pair the H221DS with standard lockout devices and follow established LOTO procedures. Confirm compatibility with your enclosure and wiring approach, and ensure the disconnect switch remains accessible for quick, intentional disconnection during inspections or servicing.