Siemens MBK150M - 150 A, 240 V, 2-Pole Plug-In Circuit Breaker | AmpState

Meet the Siemens MBK150M: a 150A, 240V, 2-pole plug-in molded case circuit breaker designed to safeguard your panelboards and load centers with fast installation and dependable protection. Built for reliability in residential, commercial, and light industrial settings, it’s the ready-made solution for serious electrical protection.

• Fast plug-in connection for quick installation and effortless replacement in compatible Siemens panelboards and OEM load centers.
• Thermal-magnetic trip unit delivers stable, repeatable protection by addressing both gradual overloads and instantaneous short-circuit faults.
• Two-pole design ensures simultaneous disconnection of both conductors, enhancing safety for multi-wire circuits.
• Amperage 150A and Voltage 240V make it ideal for distributing reliable power to demanding loads without compromising safety.
• Mounting style: Plug-in aligned with matching OEM load centers for a secure, seamless fit.

Why this breaker stands out: the MBK150M is engineered to integrate with Siemens’ electrical ecosystem, helping reduce nuisance trips and deliver predictable performance across varying temperatures and loads. It’s not just a component; it’s a core part of dependable electrical distribution, designed to minimize downtime when servicing or upgrading panels.

Perfect for:

• New installations in residential or light commercial panelboards requiring robust branch circuit protection
• Upgrades or replacements in existing Siemens OEM panelboards to maintain system compatibility
• Technician stock for quick maintenance on electrical distribution systems

Technical snapshot:

• Type: Thermal-magnetic molded case circuit breaker
• Poles: 2
• Mounting: Plug-in
• Amperage: 150A
• Voltage: 240V
• Application: Branch circuit overcurrent and short-circuit protection
• Manufacturer: Siemens
• Part Number: MBK150M