Disconnect Switch - 100A, 480V, 3-Pole, Disconnect Switch

When reliable electrical isolation matters most, the Disconnect Switch - 100A, 480V, 3-Pole is engineered to deliver safe, dependable power shutdown in demanding industrial and commercial environments. Built to integrate with lockout/tagout procedures, it provides a clear, actionable path to safe maintenance and service, even on live systems.

Key features that differentiate this disconnect switch

• 100A amperage rating supports mid-size motors and feeders while ensuring decisive disconnection when needed.
• 480V voltage rating is tailored for three-phase power distribution common in manufacturing, HVAC, and large equipment installations.
• 3-Pole configuration guarantees complete isolation of all conductors, reducing arcing risk and enabling safer maintenance workflows.
• NEMA 3R enclosure delivers weather-resistant protection for outdoor use or challenging environments, so reliability isn’t weather-dependent.
• Lockout/Tagout compatibility supports standard safety programs, helping facilities comply with safety standards during servicing.
• Under-load disconnection capability provides dependable shutdown performance even when equipment is energized, minimizing downtime and risk.
• Rugged durability designed for long-term service in busy industrial settings, reducing maintenance and replacement cycles.

Practical use cases

Use this disconnect switch to safely isolate power to large motors, feeders, or outdoor equipment at service entrances, machine rooms, or outdoor electrical cabinets. It’s a solid choice for facilities that require quick, reliable shutdowns without compromising safety or compliance.

Who benefits most

Maintenance teams, electrical contractors, plant engineers, and facility managers who manage 480V three-phase systems will appreciate the clarity, reliability, and safety this switch brings to daily operations.

How it stands up to alternatives

Compared to smaller or indoor-only disconnect solutions, this model combines a weather-ready NEMA 3R enclosure with a robust 100A, 480V, 3-pole design, delivering confident isolation in real-world environments where weather, dust, and heavy use are a factor.

Practical installation and usage tips

• Pair with a compatible padlock and tag to fully support lockout/tagout procedures aligned with your facility’s safety policy.
• Verify compatibility with your three-phase 480V panel and ensure correct wiring practices for a secure, code-compliant installation.
• Schedule periodic functional checks to confirm reliable disconnection under load and to validate enclosure integrity in outdoor conditions.

Designed for clarity in operation and built for enduring performance, this Disconnect Switch provides a precise, safe solution for isolating 480V three-phase circuits while supporting essential safety protocols and long-term reliability.