Eaton CHH3125H2X - 125 A, 3-Pole Bolt-On Circuit Breaker | AmpState

The Eaton CHH3125H2X is a 125A, 3-pole bolt-on molded case circuit breaker designed to protect your panelboards and load centers from overcurrent and short-circuit events with reliability you can count on. Built for demanding electrical environments, this breaker delivers sturdy, long-term performance in residential, commercial, and light industrial applications.

• Secure bolt-on mounting: Provides a rigid, vibration-resistant connection to the bus, helping maintain consistent protection even in dynamically loaded or retrofit installations.
• Thermal-magnetic trip unit: Delivers stable, repeatable protection by accurately responding to both short circuits and sustained overloads, reducing nuisance trips and enhancing safety.
• 125A, 3-pole design: Optimized for larger branch circuits and three‑phase distribution needs, offering coordinated protection across multiple conductors.
• OEM panelboard compatibility: Precisely matched for seamless integration with Eaton-style OEM load centers and panelboards, ensuring a dependable fit and straightforward replacement.
• Versatile application: An ideal choice for residential service panels, commercial distribution boards, and light industrial equipment enclosures where reliable protection is essential.

Key specifications at a glance:

• Manufacturer: Eaton
• Part number: CHH3125H2X
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 125A
• Number of poles: 3
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Who should consider this breaker? electricians and facilities managers looking to upgrade or maintain reliable protection in panels and load centers where vibration, inrush, or multiple feeders require solid, long‑lasting connectivity. If you need a drop-in replacement that pairs with compatible Eaton panels and delivers predictable trip performance under real-world loads, the CHH3125H2X is designed to meet that need.

Practical tips for optimal use: verify compatible panelboard型号 and ensure proper bolt-on installation practices to preserve bus integrity; pair with appropriately rated upstream devices to maintain coordinated protection across the distribution system; and reference the thermal-magnetic trip characteristics for your specific load profiles to minimize nuisance trips while maintaining safety.