GE THN3365 - 400A, 600V, Heavy-Duty, Safety Switch

GE THN3365 is a 400A, 600V heavy-duty safety switch engineered for dependable on/off isolation and robust overcurrent protection in even the harshest industrial and commercial environments. This fusible switch delivers a compact, maintainable solution that keeps critical equipment safe and downtime to a minimum.

Key specifications

• Model: THN3365
• Amperage: 400A
• Voltage: 600V
• Duty: Heavy
• Type: Fusible switch for integrated overcurrent protection
• Applications: Motor disconnects, panelboards, and branch circuit protection

Why this safety switch stands out

• Reliable isolation and protection in one unit: Seamlessly switch equipment on and off while safeguarding circuits against overcurrent faults.
• Compact, maintainable design: A space-efficient footprint that simplifies installation and speeds maintenance without sacrificing ruggedness.
• Industrial-grade durability: Built to withstand demanding environments, providing consistent performance in challenging conditions.
• Targeted protection for critical assets: Ideal for safeguarding motors, control panels, and branch circuits where reliable disconnects are essential.

Ideal use cases

• Motor disconnects on manufacturing lines, pumps, conveyors, and large equipment
• Panelboards requiring a dedicated, controlled point of isolation
• Branch circuit protection for heavy-load electrical distributions in warehouses, processing facilities, and commercial spaces

How it helps your operation

With the GE THN3365, your maintenance teams gain a clear, safe isolation point that reduces exposure during servicing while providing strong overcurrent protection to prevent equipment damage. Its durable construction minimizes the risk of unexpected outages, helping you maintain production schedules and protect electrical infrastructure over time.

Practical considerations

When integrating this switch, ensure proper enclosure sizing and adherence to electrical codes for safe mounting and service access. The THN3365 is designed to be a straightforward, dependable component in a larger safety and protection strategy for industrial and commercial power systems.