Square D VH363 - 100A, 600V, 3-Pole, Heavy Duty Safety Switch

The Square D VH363 Heavy Duty Safety Switch is engineered for industrial and commercial environments that demand safe, reliable electrical isolation. With a 100A rating and 600V capacity across three poles, this disconnect switch delivers dependable disconnection under load and provides solid support for lockout/tagout procedures, helping maintenance teams work safely and efficiently.

Key specifications

• amperage rating: 100A
• voltage rating: 600V
• number of poles: 3-pole
• product type: heavy duty safety switch
• brand: Square D
• model: VH363

Why the VH363 stands out

• Three-pole design ensures complete isolation of all phases in standard 3‑phase systems, preventing partial power restoration and reducing the risk during maintenance.
• Built to support lockout/tagout procedures, enabling safer servicing workflows and helping facilities comply with industrial safety practices.
• Heavy‑duty construction and proven reliability are geared toward long-term durability in demanding environments where reliability matters most.
• Capable of safely interrupting and disconnecting electrical circuits under load, providing a clear, controlled path to service without sacrificing safety.

Ideal use scenarios

• Motor control centers and con­veyors where reliable isolation is essential during routine maintenance or repair work.
• Service disconnects for large equipment fed from 3‑phase power, enabling quick, safe de-energization.
• Industrial lines and commercial facilities requiring consistent, code-aligned procedures for safe energy removal.

Practical guidance and benefits

Choosing the VH363 means prioritizing worker safety and minimizing downtime. Its clear, full-phase isolation helps technicians diagnose and service equipment with confidence. The 100A, 600V rating covers a broad range of common industrial loads, making it a versatile solution for both new installations and upgrades. When integrated into your electrical distribution, this safety switch supports systematic de-energization, reduces risk during servicing, and contributes to a safer, more efficient work environment.