Siemens FXD62B150 - 150 A, 600 V, 2-Pole Bolt-On Circuit Breaker | AmpState

The Siemens FXD62B150 is a rugged 2-pole molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. With a 150A rating and a 600V capacity, this bolt-on device delivers precise, repeatable protection for demanding residential, commercial, and light industrial applications.

Why the FXD62B150 stands out

• Secure bolt-on mounting—a rigid bus connection that resists vibration and loosening, helping to prevent nuisance trips in installations subject to movement or vibration.
• Thermal-magnetic trip unit—the thermal element handles sustained overloads while the magnetic element delivers an instantaneous response to short circuits, ensuring stable and predictable protection curves.
• OEM panel compatibility—designed to be compatible with matching Siemens OEM loadcenters and panelboards for consistent performance and simplified replacement or upgrades.
• Versatile across sectors—an ideal solution for residential panels, commercial service enclosures, and light industrial distribution where reliable overcurrent and short-circuit protection is essential.

What it protects and how it helps you

The FXD62B150 protects branch circuits from overcurrent and short circuits, reducing the risk of wiring damage, fire hazards, and equipment downtime. By pairing a robust 2-pole design with a high-current rating and sturdy mounting, it supports clean, dependable power distribution in enclosures where space and reliability matter.

Use cases and ideal applications

• New panel installations where a durable, bolt-on breaker is preferred for secure electrical connections.
• Panelboard upgrades or replacements in both residential and light commercial settings.
• Load center installations in spaces prone to vibration, such as equipment rooms, workshops, and retrofit projects.
• Commercial spaces requiring straightforward, predictable short-circuit protection for critical circuits.

Technical snapshot

• Manufacturer: Siemens
• Part Number: FXD62B150
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 150A
• Voltage Rating: 600V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Who should consider the FXD62B150

Electrical professionals and facility managers seeking a reliable, factory-aligned protection device that couples solid mechanical mounting with precise protection logic. If you’re upgrading or replacing panel equipment in residential, commercial, or light industrial environments, this Siemens breaker delivers compatibility, performance, and peace of mind.

In short, the Siemens FXD62B150 isn’t just another breaker—it’s a purpose-built solution for stable, long-lasting circuit protection in panelboards and load centers where secure mounting and dependable trip behavior make a real difference in daily operation.