2B125 125A 2P 240V Circuit Breaker, Bolt-On | AmpState

The 2B125 125A 2P 240V Circuit Breaker is a bolt-on, two-pole protection device built for everyday electrical work. Designed to safeguard circuits in panelboards, load centers, and electrical distribution systems, this 125 A breaker delivers reliable overcurrent protection with a secure bolt-on mounting. While the manufacturer is listed as Brand Not Specified, the part number 2B125 serves as a familiar fit for original equipment and replacement projects.

• Amperage: 125 A
• Poles: 2
• Voltage: 240 V
• Mounting: Bolt-On
• Applications: Panelboards, Load Centers, Electrical Distribution

Why this matters for your project: selecting the exact part number ensures BOM alignment with the original equipment, simplifies stocking, and reduces the chance of compatibility issues during service or upgrades. The 2B125 is well-suited for replacement projects where you need a straightforward, secure bolt-on installation that matches the footprint and connection arrangement of the original breaker.

Key benefits and practical use cases

• Original BOM alignment and spare-stock viability—keep procurement predictable and project timelines on track.
• Bolt-On mounting provides a secure, durable connection and a faster swap during maintenance or repairs.
• Versatility for electrical distribution—ideal for panelboards, load centers, and standard distribution panels that require a 2P 125A 240V bolt-on breaker.
• Reliable supplier support—AmpState offers this part to support compatibility checks and quick fulfillment when you need it.

Use scenarios to consider: performing routine panel maintenance, replacing a worn or failed breaker in an existing installation, or stocking a precise spare that aligns with the original equipment bill of materials. The 2B125 is a practical choice for technicians aiming for minimal downtime and predictable installation outcomes in commercial, industrial, or facility settings.

If you’re unsure about fit, AmpState can help confirm compatibility—just send a note with the part number 2B125, and they’ll verify whether this bolt-on 125A 240V two-pole breaker matches your panelboards or load centers.