ABB / GE THN3366R 600 Amp 3 Pole Heavy Duty Non-Fusible Safety Switch – NEMA Outdoor – 600V AC

The ABB / GE THN3366R is a 600 Amp, 3-pole heavy-duty non-fusible safety switch from the Spec-Setter THN series, designed for high-capacity industrial and commercial power distribution. It provides a reliable means of disconnecting electrical equipment without integrated overcurrent protection. Built for outdoor use, this switch delivers high interrupting performance and a visible open isolation point, ensuring safe maintenance and operational control in demanding environments.

Voltage and Rating

• Current Rating: 600 Amps
• Voltage Rating: 600 VAC
• Number of Poles: 3
• Phase: 3-phase applications
• Device Type: Heavy Duty Non-Fusible Safety Switch
• Interrupting Rating: Up to 200 kA @ 480V

Key Specifications

• Switch Type: Heavy Duty Non-Fusible Disconnect Switch
• Series: THN Series (Spec-Setter)
• Enclosure Type: Outdoor Rated (Weather-resistant NEMA outdoor configuration)
• Application: Industrial and commercial power isolation
• Brand: GE / ABB
• Fusibility: Non-fusible

Technical Specifications

• Operation: Manual ON/OFF handle
• Mounting Type: Surface-mounted industrial enclosure
• Construction: Heavy-duty metallic housing for high-current applications
• Safety Features: Lockable handle for lockout/tagout compliance
• Performance: High interrupting capacity suitable for demanding fault conditions

Product Data

• Manufacturer: General Electric
• Catalog Number / MPN: THN3366R
• UPC: 783164011395
• Product Type: Heavy Duty Safety Switch
• Series: THN Spec-Setter

Applications

• Industrial power distribution systems
• Outdoor electrical installations
• Large commercial facilities
• Manufacturing and processing plants
• Heavy-duty equipment isolation and maintenance

Returns are easy

You may return items within 30 days of delivery for a refund.

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