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

Meet the Square D 3POLE 100A 240V three-pole switch — a rugged, dependable isolation device built for the rigors of demanding industrial and commercial environments. This switch provides clear on/off control alongside reliable overcurrent protection, helping keep electrical systems safe, accessible, and easier to service during maintenance windows.

Key specifications at a glance

• Model: 3POLE
• Amperage: 100A
• Voltage: 240V
• Poles: 3-Pole

The device is designed for situations where a compact, maintainable fusible switch is required, making it ideal for motor disconnects, panelboards, and branch circuit protection. Its three-pole configuration ensures full voltage isolation across all phases, which is essential for safe maintenance and reliable equipment protection in 3‑phase systems.

Why this 3-pole switch stands out

• Your reliable three-phase disconnect: 3POLE delivers complete isolation across all three phases, simplifying service procedures and improving safety during motor work or line changes.
• Compact footprint for tight spaces: Designed to fit into crowded enclosures and panels where space is at a premium, without sacrificing performance.
• Durable for challenging environments: Built to withstand industrial and commercial settings, where dependable switching and protection are a must.
• Simplified maintenance: The maintainable design keeps servicing straightforward, helping reduce downtime during routine inspections or part replacements.
• Clear role in protection schemes: Works as a dedicated on/off isolator with overcurrent protection, making it a natural fit for motor circuits, panelboard assemblies, and branch circuits.

Ideal use cases

• Motor disconnects in manufacturing lines and processing equipment requiring reliable 3-phase isolation.
• Panelboard installations that need a compact, easily serviceable switch for main or feeder protection.
• Branch circuit protection schemes where a dedicated, space-conscious 3-pole switch is preferred.

Who should consider this product

• Electrical engineers and facilities managers overseeing industrial or commercial electrical distributions with three-phase loads.
• Maintenance technicians responsible for safe isolation during service and preventive maintenance.
• OEMs and installers needing a compact, dependable three-pole switch for panel or equipment enclosures.

Practical guidance for selection and use

• Confirm your system is three-phase and operates at 240V to ensure proper compatibility with the 100A rating.
• Use in motor control and panelboard environments where a compact, maintainable fusible switch is appropriate for the protection scheme you’re configuring.
• Plan for straightforward maintenance access so the three-pole design can be serviced without removing surrounding components.

Choose the Square D 3POLE 100A 240V three-pole switch for a dependable, space-conscious solution that delivers precise isolation and reliable protection across your three-phase electrical system. It’s a practical, purpose-built choice for professionals who value safety, serviceability, and consistent performance in demanding settings.