Eaton QC3070H - 70 A, 240 V, 3-Pole Circuit Breaker | AmpState

Eaton QC3070H is a 70A, 240V, 3-pole molded case circuit breaker designed to deliver dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters. Built to perform in demanding residential, commercial, and light industrial environments, this unit helps keep electrical systems safe and up to code.

• Compact molded case design maximizes panel space, enabling efficient wiring layouts and easier cabinet organization without sacrificing protection.
• Thermal-magnetic trip unit provides stable, repeatable protection performance, reducing nuisance trips and delivering predictable behavior under varying temperature and load conditions.
• OEM compatibility is engineered to work with matching Eaton loadcenters and panelboards, ensuring proper fit, alignment, and trip characteristics within coordinated protection schemes.

Technical highlights

• Manufacturer: Eaton
• Part Number: QC3070H
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 70A
• Voltage Rating: 240V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Ideal use cases

• New installations or replacements in residential panels, commercial panels, and light industrial loadcenters that require 70A, 3-pole 240V protection
• Panels configured for three-phase or 240V systems where reliable protection and precise trip behavior are essential
• Projects seeking seamless compatibility with OEM Eaton equipment to maintain consistent protection performance

Why this matters

Protection isn’t just about turning off power—it’s about predictable response when it matters most. The QC3070H’s compact form frees up usable panel space while the thermal-magnetic trip unit delivers repeatable, fast response to overcurrent and short circuits. When you’re wiring for reliability, this breaker helps you maintain system integrity, reduce the risk of electrical damage, and keep service interruptions to a minimum.

In short, if you need a robust, space-efficient 70A, 240V, 3-pole protection device that integrates smoothly with Eaton panelboards and loadcenters, the QC3070H brings dependable performance and straightforward installation to your electrical distribution system.