Eaton Cutler-Hammer SFDN100 100A Circuit Breaker, NEMA 1 | AmpState

The Eaton Cutler-Hammer SFDN100 100A circuit breaker is a trusted, OEM-grade solution for reliable protection within indoor electrical distribution systems. Specifically designed for panelboards, load centers, and general distribution networks, this SFDN100 model helps keep circuits safe from overcurrent events while fitting seamlessly into established Eaton Cutler-Hammer installations.

Key Features and Benefits

• Consistent part number for retrofit and maintenance: Keeping the same SFDN100 part number simplifies stocking, ordering, and field repairs, reducing downtime when you’re upgrading or maintaining existing panels.
• NEMA 1 enclosure: Built for indoor use, providing solid protection in everyday commercial and residential environments where dust and debris control are standard requirements.
• 100 A amperage rating: Appropriately sized to protect feeders and branch circuits up to 100 amps, helping enforce safe electrical distribution without overtripping nuisance scenarios.
• Part of the Eaton Cutler-Hammer family: Optimized for compatibility with Eaton panelboards, load centers, and the broader Cutler-Hammer lineup, ensuring dependable performance within established systems.
• Available from AmpState: Ready to ship to support your project timelines and maintenance schedules.

Ideal Use Cases

• Retrofit projects where maintaining the exact part number accelerates procurement and installation.
• Maintenance planning for ongoing electrical distribution systems that rely on standardized Eaton components.
• Indoor commercial or residential panelboards and load centers that require a robust 100A circuit protection solution.
• Replacement in existing Eaton Cutler-Hammer installations to minimize compatibility concerns and downtime.

Specifications at a Glance

• Manufacturer: Eaton Cutler-Hammer
• Part Number: SFDN100
• Product Type: Circuit Breaker
• Amperage: 100 A
• Enclosure Type: NEMA 1
• Applications: Circuit protection in panelboards, load centers, and electrical distribution

Thinking About Compatibility?

If you’re matching a part number to an existing Eaton Cutler-Hammer setup or confirming fit within your specific panel, we’re here to help. Message us to verify compatibility and ensure the SFDN100 is the right choice for your installation and maintenance plan.