Square D 3POLE - 100A, 240V, 3-Pole, Fused Disconnect Switch

Efficient, safe, and built to endure, the Square D 3POLE 100A 240V 3-Pole Fused Disconnect Switch delivers reliable electrical isolation in demanding industrial and commercial environments. This solution combines a three-pole disconnect with fused protection to provide a clean break, fast fault clearing, and seamless support for lockout/tagout procedures during maintenance.

• Three-pole design ensures complete isolation of all supply lines, reducing the risk of partial energization and enhancing on-site safety.
• 100A at 240V rating makes it ideal for feeders, motor circuits, and equipment disconnects in busy facilities.
• Fused protection provides overcurrent protection and reliable fault clearing, helping protect downstream equipment and wiring.
• Lockout/tagout readiness compatible with standard padlocks and warning tags to support OSHA-compliant safety procedures.
• Disconnection under load capability allows safe service and maintenance without compromising system integrity or safety.
• Industrial-grade durability designed for the rigors of commercial and manufacturing environments, delivering dependable long-term performance.
• Trusted brand Square D, a recognized name in electrical protection and control solutions.

Ideal use cases include serving as a service disconnect in motor control centers, feeding critical machinery on production lines, isolating equipment in HVAC and facility systems, and providing a reliable, safe isolation point for conveyors, pumps, and process equipment.

Specifications at a glance

• Amperage rating: 100A
• Voltage rating: 240V
• Number of poles: 3-Pole
• Product type: Fused Disconnect Switch
• Brand: Square D
• Model: 3POLE

To get the most from the Square D 3POLE, plan its installation as part of a complete protection scheme: pair it with appropriate fuse protection, integrate it into your lockout/tagout program, and ensure it aligns with your panel or MCC configurations. This switch delivers clear, immediate isolation when you need it and reliable protection when you don’t, making it a practical, safety-focused choice for serious electrical environments.