Square D D223NRB - 100A, Disconnect Switch

The Square D D223NRB 100A Disconnect Switch is built for demanding industrial and commercial environments that require safe, reliable electrical isolation. Designed to support proper lockout/tagout procedures, this switch provides dependable disconnection under load and long-term durability you can trust.

Why the Square D D223NRB 100A Disconnect Switch stands out

• 100A amperage rating handles medium to high-power circuits with a clean, definitive disconnection when you need to isolate equipment.
• Lockout/tagout compatibility supports standard safety protocols, making maintenance and servicing safer for personnel.
• Reliable isolation under load ensures you can disconnect energized circuits with confidence, minimizing downtime and uncertainty during servicing.
• Durable build for harsh environments engineered to endure daily operation in busy facilities, providing long service life with low maintenance needs.
• Easy integration straightforward installation into electrical distribution setups, with clear identification to speed up commissioning and troubleshooting.

Ideal use cases

• Permanent or temporary isolation points within electrical panels and feeders
• Facilities that prioritize safe, compliant lockout/tagout practices during servicing

Specifications at a glance

• Amperage Rating: 100A
• Product Type: Disconnect Switch
• Brand: Square D
• Model: D223NRB

The Square D D223NRB is more than a switch—it’s a critical safety component that helps you maintain controlled, predictable disconnections in daily operations. Its combination of 100A capacity, lockout/tagout readiness, and proven durability makes it an effective choice for facilities aiming to combine safety with reliability.

Whether you’re equipping a new installation or upgrading an existing system, the Square D D223NRB 100A Disconnect Switch delivers a practical, purpose-driven solution for safe electrical isolation that keeps your operations moving smoothly.