Square D H221DS 30A 2P 240V Safety Switch, Fusible | AmpState

When safety and reliability matter most in industrial electrical work, you want a disconnect you can trust. The Square D H221DS 30A 2P 240V Safety Switch, Fusible is designed to serve as a dependable equipment disconnect and isolation point of use. Built for everyday operation and prepared for replacement projects, it helps keep your BOM aligned to the original part number while delivering clear, predictable protection.

What makes the H221DS unique

• Fusible protection provides primary overcurrent protection for 240V circuits with a 30-amp rating, enabling targeted fuse replacement to restore service quickly.
• Two-pole design disconnects both live legs in a 240V system, ensuring safe isolation for maintenance and service work.
• Point-of-use safety disconnect for equipment shutdown right where the machine is operated.
• BOM-friendly replacement part number compatibility with original Square D devices makes it ideal for spare stocking and retrofit projects.
• Trusted brand Square D safety switches are built for harsh industrial environments, delivering consistent performance and long service life.

Specifications at a glance

• Manufacturer: Square D
• Part Number: H221DS
• Product Type: Safety Switch (Fusible)
• Amperage: 30 A
• Poles: 2
• Voltage: 240V

Ideal use cases and installation considerations

The H221DS is well-suited for replacing older fusible disconnects, stocking spares to maintain BOM integrity, and serving as the primary isolation switch for equipment across manufacturing lines, packaging systems, conveyors, and large motor loads. It’s designed for use at the point of use, right where maintenance teams need quick, clear shutoff capabilities. For installation, pair with the correct fuse links specified for your circuit and follow standard electrical safety practices and NEC/UL guidelines. If you’re unsure about exact compatibility with your cabinet or control panel, AmpState offers support to help confirm fit.

Purchase with confidence

AmpState carries the Square D H221DS, ensuring availability and fast shipping for replacement and spare-part needs. With the right part on hand, you minimize downtime and keep critical equipment safe and compliant.