GE THN3321 30A 3P 240V Safety Switch, NEMA 1 | AmpState

The GE THN3321 30A 3P 240V Safety Switch is a trusted equipment disconnect and isolation solution designed for clean, reliable power control at the point of use. Built for industrial environments, this NEMA 1-rated safety switch provides a robust, code-compliant means to safely disconnect 240V equipment while performing maintenance or servicing.

Key specifications

• Amperage: 30 A
• Poles: 3
• Voltage: 240 V
• Enclosure rating: NEMA 1
• Manufacturer: GE
• Part number: THN3321

Why this matters

This safety switch excels in replacement projects where you need an exact OEM fit to maintain BOM integrity and compatibility with existing panels and wiring. By selecting the GE THN3321, you ensure consistent performance, straightforward installation, and hassle-free part number matching for future spares and repairs.

Ideal use cases

• Equipment disconnect and isolation at the point of use for 240V machinery and systems
• Stocking spares to keep maintenance schedules on track and BOMs aligned to the original specifications
• Indoor electrical panels and control cabinets requiring a reliable NEMA 1 enclosure
• Project replacements where exact OEM parts minimize downtime and installation risk

Practical considerations

Choose this GE safety switch when you need a dependable, OEM-grade solution without compromising compatibility. If you’re unsure about fit, AmpState offers support to confirm compatibility and part-number alignment—just reach out for assistance with your specific wiring configuration and equipment.