GE TH3363SS316 - 100A, 600V, 3-Pole, Fused Safety Switch

When safe electrical isolation is non-negotiable, the GE TH3363SS316 fused safety switch delivers reliable, code-compliant performance for demanding industrial and commercial environments. With a robust 100 A rating, 600 V capacity, and a precise 3-pole configuration, this switch provides clean, controlled disconnection under load while supporting essential lockout/tagout procedures for worker safety.

Specifications at a glance

• Amperage rating: 100 A
• Voltage rating: 600 V
• Poles: 3-Pole
• Enclosure rating: NEMA 4X
• Product type: Fused Safety Switch
• Brand: GE
• Model: TH3363SS316

Why this fused safety switch stands out

The TH3363SS316 isn’t just a disconnect—it’s a safety-critical component designed to interrupt fault currents reliably, reducing arc risk and protecting both equipment and personnel. The fused design ensures a deliberate, predictable isolation, which is essential for maintenance, servicing, or any scenario requiring a secure shutoff under load. The enclosure earns its NEMA 4X rating, delivering dependable weatherproof and corrosion-resistant performance, so installations in outdoor or harsh indoor environments stay protected over time.

Lockout/Tagout readiness

Integrated with standard lockout/tagout procedures, this switch makes it straightforward to isolate circuits during maintenance, preventing unexpected energization and supporting compliance with safety standards. It’s a practical choice for facilities that prioritize proven, repeatable safety workflows.

Ideal applications

• Industrial manufacturing lines and processing equipment requiring reliable isolation
• Outdoor electrical rooms or equipment pads exposed to dust, rain, or corrosive atmospheres
• Water treatment, chemical processing, or food/beverage facilities where robust protection and safe servicing are critical
• Distribution panels and power sections in facilities running up to 600 V needing precise 3-pole control

Practical considerations and best practices

For long-term reliability, pair the TH3363SS316 with properly rated fuses and conduct periodic checks of fuse integrity and lever operation. Ensure that lockout/tagout procedures are in place and that maintenance personnel are trained to verify isolation before servicing. With its durable construction and clear disconnection capability, this GE fused safety switch helps minimize downtime while maximizing safety across demanding applications.