Siemens GF223NR - 100A, 240V, 2-Pole, Fused Disconnect Switch

The Siemens GF223NR is a rugged 100A, 240V, 2-pole fused disconnect switch engineered for industrial and commercial environments where safe electrical isolation is non-negotiable. Built for reliability, it supports proper lockout/tagout procedures and delivers dependable disconnection under load, helping maintenance teams work safely without sacrificing uptime.

Why choose the GF223NR

• Integrated overcurrent protection: As a fused disconnect switch, it combines isolation and fusing in a single, compact unit, simplifying installation and reducing the number of components you manage on site.
• Lockout/tagout ready: Designed to facilitate safe maintenance practices, ensuring circuits stay de-energized during servicing and minimizing the risk of accidental re-energization.
• Reliable disconnection under load: Rated for consistent performance, it provides a decisive, safe disconnect when the system is live, supporting safer testing and servicing.
• Industrial-grade durability: Built to withstand the rigors of busy facilities, with the robustness you expect from Siemens equipment.
• Clear specifications at a glance: 100A, 240V, 2-pole configuration keeps system design straightforward and predictable for panel layouts and wiring.

Key specifications

• Amperage Rating: 100A
• Voltage Rating: 240V
• Number of Poles: 2-Pole
• Product Type: Fused Disconnect Switch
• Brand: Siemens
• Model: GF223NR

Ideal applications

• Electrical isolation for service panels and motor feeders in manufacturing lines
• Primary disconnects in commercial electrical rooms requiring reliable off-state control
• Maintenance stalls where lockout/tagout procedures are standard practice

Operational benefits

• Safety-focused design: Facilitates adherence to safety protocols during preventive maintenance and inspections.
• Streamlined installations: Fused, two-pole configuration simplifies wiring schemes and reduces enclosure clutter.
• Longevity and reliability: Built for long-term durability in demanding environments, helping minimize replacement cycles and downtime.
• Clear, actionable protection: Provides immediate, verifiable isolation for personnel and equipment alike.

Practical usage tips

• Verify circuit voltage and load compatibility with the 240V, 100A rating before installation.
• Implement standard lockout/tagout procedures to maximize safety during maintenance.
• Ensure the fuse elements are inspected and replaced according to your facility’s maintenance schedule to preserve protective performance.
• Install within a suitable enclosure that accommodates clear visibility of the switch position and accessible wiring.