Siemens MBKED3 A - Circuit Breaker | AmpState

The Siemens MBKED3A molded case circuit breaker delivers dependable branch-circuit protection for panelboards and load centers, combining a compact footprint with precise, repeatable trip performance. Designed for residential, commercial, and light industrial applications, MBKED3A helps you maximize panel space while ensuring safe, code-compliant protection for critical circuits.

• Compact molded-case design minimizes space in the panel, helping you fit more circuits and simplify layout without sacrificing protection.
• Thermal-magnetic trip unit provides stable, repeatable protection by combining a thermal element for overloads with a magnetic element for short circuits, delivering reliable performance across temperature variations.
• OEM-compatible installation engineered to align with matching Siemens OEM loadcenters and panelboards, ensuring seamless electrical compatibility and straightforward replacement or upgrade.
• Versatile, category-appropriate protection suitable for residential, commercial, and light industrial environments where dependable branch-circuit overcurrent and short-circuit protection is essential.

Why MBKED3A stands out

Unlike generic breakers, MBKED3A is built to integrate with Siemens systems, delivering predictable trip behavior and long-term reliability in everyday electrical distributions—from lighting and receptacle circuits to small-motor or auxiliary equipment protection. The result is safer panels, easier maintenance, and fewer surprises during fault conditions.

Technical overview

• Manufacturer: Siemens
• Part number: MBKED3A
• Type: Thermal-magnetic molded case circuit breaker
• Application: Branch circuit overcurrent and short-circuit protection
• Compatibility: Designed for use with matching OEM Siemens loadcenters and panelboards

Ideal for projects that demand compact, reliable protection without compromising panel organization or future expandability. Whether you're upgrading an aging panel, adding circuits for a home office, or provisioning a light industrial layout, the MBKED3A delivers precise protection you can trust when it matters most.