Eaton Cutler-Hammer CHML 225A 4P Circuit Breaker, NEMA 1 | AmpState

Protect your electrical distribution with the Eaton Cutler-Hammer CHML 225A 4P Circuit Breaker, NEMA 1. This OEM component is built for everyday electrical work, delivering reliable circuit protection in panelboards, load centers, and distribution panels while helping you maintain a clean, consistent BOM.

• OEM reliability — manufactured by Eaton Cutler-Hammer to match your original equipment specifications, ensuring dependable performance and seamless integration.
• Exact replacement part — part number CHML supports straightforward stocking of spares and precise BOM alignment for maintenance or upgrades.
• NEMA 1 enclosure — designed for indoor, dry environments and standard distribution setups, providing practical protection for everyday use.
• 4-pole, 225 A rating — robust protection for multi‑phase circuits with a high current capacity to handle demanding electrical loads.
• Versatile application — ideal for panelboards, load centers, and general electrical distribution projects, from retrofits to new installations.
• Available from AmpState — easy access for procurement and compatible part support.

Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.

Practical guidance for use and inventory:

• Keep a spare CHML on hand to minimize downtime during maintenance or panel upgrades, ensuring you preserve your original BOM.
• Verify your enclosure and distribution configuration (NEMA 1) to confirm the breaker’s fit and orientation before installation.
• Consider the 4-pole design when planning for 3‑phase systems or multi‑wire branch circuits to maximize protection and system reliability.

Whether you’re refreshing an aging distribution setup, performing a targeted replacement, or stocking essential spares, the Eaton Cutler-Hammer CHML 225A 4P Circuit Breaker delivers dependable protection with OEM BOM integrity—backed by AmpState’s support to ensure you get the right fit for your needs.