Square D H361DF - 30A, 600V, 3-Pole, Fused Disconnect Switch

The Square D H361DF is a rugged fused disconnect switch built for demanding industrial and commercial environments. Designed to deliver dependable electrical isolation, it supports proper lockout/tagout procedures and ensures a safe, controlled disconnection under load. With a focus on durability and reliability, this unit is ready to handle the rigors of everyday operation in harsh conditions.

Why the H361DF stands out

• Precise three‑phase isolation: 3‑pole configuration provides complete disconnection of all phases, reducing the risk of partial energization during maintenance or servicing.
• Built-in fuse protection: integrated fuses deliver overcurrent protection, safeguarding downstream equipment and improving fault response without requiring additional components.
• Robust enclosure for tough environments: NEMA 4X rated enclosure withstands moisture, dust, and corrosive elements, making it suitable for both indoor and outdoor installations.
• Safe lockout/tagout compatibility: designed to support standard lockout/tagout procedures, helping facilities comply with safety regulations and minimize downtime during servicing.
• Durable, long‑lasting performance: engineered for reliable operation under load, reducing maintenance cycles and extending service life in industrial settings.

Ideal applications and use cases

Whether you’re upgrading a control panel, configuring a new machine line, or installing a service disconnect, the H361DF provides a dependable solution for:

• Three‑phase motor control centers and equipment lines
• Main disconnects for manufacturing lines, conveyors, and processing equipment
• Outdoor or harsh‑environment electrical installations where corrosion resistance matters
• Maintenance points requiring strict lockout/tagout procedures

Specifications at a glance

• Amperage rating: 30 A
• Voltage rating: 600 V
• Number of poles: 3-Pole
• Enclosure rating: NEMA 4X
• Product type: Fused Disconnect Switch
• Brand: Square D
• Model: H361DF

Practical considerations and usage tips

For best results, pair the H361DF with compatible fuses specified for your application and ensure installation follows all local electrical codes. Use visible, clearly labeled lockout devices during maintenance to maximize safety. This unit is designed to be a reliable service/disconnect solution in facilities where quick, safe isolation is critical for uptime and personnel safety.