General Electric | TH3366R | Disconnect Switch | 600A | 600V

Introducing the General Electric TH3366R Disconnect Switch — a purpose-built isolation device engineered to safely interrupt and disconnect heavy electrical loads up to 600A at 600V. This GE part is designed for maintenance, retrofit, and replacement projects where precise compatibility matters.

Key specifications

• Amperage: 600A
• Voltage: 600V
• Part number: TH3366R
• Designed for: maintenance, retrofit, and replacement in compatible switchgear

Why this disconnect switch stands out

The TH3366R is more than a cable interrupter. It’s a robust, reliability-focused component that supports safer work practices during maintenance and streamlined upgrades when aging panels are replaced. Rely on the exact GE specification to ensure wiring diagrams and enclosure fit are preserved, so your projects don’t stall waiting for mismatched parts.

Use cases — when and where to deploy

• Maintenance shutdowns on 600V feeders where reliable isolation is essential
• Retrofit projects upgrading legacy equipment with a compatible GE disconnect switch
• Replacement of worn or obsolete disconnects in GE-powered switchgear with matching ratings

Compatibility and ordering tips

To prevent compatibility issues, verify the part number TH3366R against your equipment’s reference materials. The part number is the best reference for compatibility, and you should confirm both fit and ratings prior to purchasing.

Ideal for professionals who value exact fit and durable performance

Electrical contractors, facilities managers, and plant engineers who manage industrial panels and switchgear will appreciate the straightforward, specification-driven approach of the TH3366R. When you need a 600A, 600V disconnect switch with known GE lineage, this part delivers reliability and precise compatibility.