Square D H325 - 400A, 240V, Disconnect Switch

Square D H325 - 400A, 240V, Disconnect Switch is a rugged, purpose-built solution for reliable on/off isolation and overcurrent protection in demanding industrial and commercial environments. Designed to handle the rigors of real-world electrical systems, this disconnect switch combines durable construction with straightforward serviceability, making maintenance safer and faster.

Key features that stand out

• 400A amperage and 240V operation to cover a wide range of switchgear and motor load needs.
• Fusible switch design for integrated protection and easy fuse replacement when protection coordination is required.
• Compact, maintainable form factor that fits into space-constrained environments without sacrificing performance.
• Specifically suited for motor disconnects, panelboards, and branch circuit protection where reliable isolation is essential.
• Built to withstand demanding environments, delivering dependable performance in busy electrical rooms and equipment spaces.

Ideal use cases

• Motor control centers and production lines where quick, definite isolation is necessary during maintenance or shutdowns.
• Panelboard assemblies requiring a compact disconnect that also offers overcurrent protection.
• Branch circuit protection configurations in commercial facilities and industrial settings where space is at a premium.

Why this matters for your operation

• Minimize downtime with fast, reliable isolation that reduces the risk during servicing or fault conditions.
• Improve safety by providing a clear, definitive disconnect path for maintenance teams and authorized personnel.
• Simplify protection coordination with an integrated fusible switch that aligns with protective device strategies in complex electrical layouts.
• Space-efficient installation thanks to its compact design, making it suitable for retrofit projects and new builds with tight electrical rooms.

Specifications at a glance

• Model: H325
• amperage: 400A
• Voltage: 240V

Who should consider the Square D H325

Facilities housing larger motor loads or compact electrical layouts will benefit from the H325’s combination of high current capability, protective fusible switching, and easy maintenance. It’s a practical choice for engineers and electricians seeking a durable, space-conscious disconnect switch that delivers dependable isolation and protection in everyday industrial and commercial operations.