Siemens ED43B080L - 80 A, 480 V, 3-Pole Circuit Breaker | AmpState

The Siemens ED43B080L is a compact, dependable 80 A, 480 V, 3-pole molded case circuit breaker engineered to protect your panelboard or load center from overcurrent and short-circuit events. Designed for residential, commercial, and light industrial environments, it delivers reliable protection where you need it most.

• Space-saving molded case design prioritizes panel efficiency, freeing up valuable space without compromising protection.
• Thermal-magnetic trip unit provides stable, repeatable protection: the thermal element handles sustained overcurrent, while the magnetic mechanism delivers an fast response to high‑level faults.
• Three-pole configuration ensures balanced, coordinated protection across all phases in three-phase systems.
• 80 A rating is well-suited for protecting branch circuits and feeders in a variety of panelboard layouts.
• 480 V voltage rating matches common commercial and light industrial electrical infrastructure.
• OEM compatibility works seamlessly with matching Siemens loadcenters and panelboards, preserving fit, function, and trip characteristics.
• Versatile application ideal for new installations or as a reliable replacement part in residential, commercial, and light industrial projects.

Technical snapshot

• Manufacturer: Siemens
• Part Number: ED43B080L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 80 A
• Voltage Rating: 480 V
• Number of Poles: 3
• Application: Branch circuit overcurrent and short-circuit protection

Who should consider the Siemens ED43B080L? electricians and facility managers seeking a dependable three‑pole solution for 480 V systems, particularly when panel compatibility and space efficiency matter. It’s a practical choice for safeguarding upstream feeders and subpanels in commercial spaces, light industrial facilities, or upgraded residential electrical systems that rely on three-phase power.

Why this choice stands out: the combination of a compact form factor, a thermal-magnetic trip that delivers consistent protection, and seamless compatibility with Siemens OEM panels translates to faster installations, clear protection coordination, and long-term reliability. If you’re planning a panel upgrade, retrofit, or new build where dependable overcurrent protection is essential, the ED43B080L is purpose-built to meet those demands.

Upgrade your protection strategy with a trusted Siemens design from AmpState. The ED43B080L delivers precise, predictable performance when it matters most—keep circuits safe, panels organized, and systems running smoothly.