GE THN3361J 30A 3P 600V Safety Switch, Fusible, Non-Fusible | AmpState

Meet the GE THN3361J 30A 3P 600V Safety Switch — a purpose-built disconnect for reliable equipment isolation at the point of use. Crafted to perform in everyday electrical work, this switch blends robust construction with precise wiring options, available in both fusible and non-fusible configurations. Sold through AmpState, it’s the exact part-number choice that maintenance teams and panel builders rely on for fast replacements and predictable performance.

Key specifications at a glance

• Current rating: 30 A
• Poles: 3-pole (3P) for three‑phase systems
• Voltage rating: 600 V
• Configurations: Fusible and Non-Fusible variants
• Primary use: Equipment disconnect and isolation at the point of use
• Replacement fit: Direct part-number match with GE THN3361J for quick sourcing

Why this safety switch stands out

Designed for professionals who value precision and reliability, the THN3361J offers a clear isolation point that enhances safety during maintenance, servicing, or panel work. The fusible variant adds an integrated overcurrent protection option, reducing the need for additional components in some installations. The non-fusible version delivers a straightforward, solid disconnect, ideal when upstream protection is handled elsewhere in the circuit. This versatility makes it a smart choice for control panels, machine disconnects, and equipment rooms where space and downtime matter.

Ideal use cases and who benefits

• Quick, safe isolation of equipment for servicing without guesswork.
• Panel builders: Reliable, compliant disconnects that fit standard enclosure layouts and wiring schemes.
• Spare inventory managers: A proven, direct-match part that minimizes stocking complexity and mis-orders.
• Industrial equipment: Pumps, conveyors, HVAC, and other 3-phase loads that require a sturdy 30 A disconnect at 600 V.

Practical considerations and setup tips

• Choose fusible vs non-fusible based on whether you need integrated overcurrent protection in the disconnect assembly.
• Plan for a dedicated control point at the machine or panel to simplify lockout/tagout procedures.
• Verify the exact part number and configuration match your equipment’s protection strategy to ensure compatibility and minimize downtime.
• For projects requiring quick replacement, favor the THN3361J due to its direct part-number lineage and known performance track record.

If you’re unsure about compatibility or need help confirming a fit, AmpState is ready to assist with part-number validation and setup guidance. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.