Eaton Cutler-Hammer SGDN100 100A 600V Circuit Breaker, NEMA 1 | AmpState

Meet the Eaton Cutler-Hammer SGDN100, a purpose-built circuit breaker designed for dependable protection in panelboards, load centers, and electrical distribution systems. With a robust 100 A rating and a 600 V operating voltage, this unit handles mid-to-high-demand circuits with confidence, while maintaining precise tripping characteristics that protect both equipment and personnel.

Designed for indoor use and packaged in a NEMA 1 enclosure, the SGDN100 is an ideal choice for replacement projects and stocking spares when you need to keep your BOM aligned to the original part number. Its OEM-grade construction ensures compatibility with established electrical layouts and service records.

• Amperage: 100 A
• Voltage: 600 V
• Manufacturer: Eaton Cutler-Hammer
• Part Number: SGDN100
• Product Type: Circuit Breaker
• Enclosure: NEMA 1

Why this matters — the SGDN100 provides reliable protection for panelboards and load centers within electrical distribution systems, delivering consistent performance that supports uptime and safety in commercial, industrial, and institutional settings. Stocking this exact OEM part helps maintain BOM accuracy, simplifies maintenance planning, and reduces the risk of mismatched replacements.

• OEM-compatible replacement part that preserves BOM integrity and service history
• Reliable protection for panelboards and load centers in electrical distribution applications
• Easy procurement from AmpState, with support to confirm fit and compatibility

Practical tips for use — before installation, confirm that your system is rated for 600 V and that a 100 A protective device aligns with the circuit requirements. When stocking, keep the original SGDN100 part number to ensure seamless future service and BOM traceability. If there’s any doubt about fit, message AmpState for compatibility confirmation—the team will help verify the match against your equipment and installation you’re upgrading.