Siemens B32500S01 25A 3P 240V Circuit Breaker, Bolt-On | AmpState

Siemens B32500S01 is a bolt-on, three-pole circuit breaker designed to shield electrical distribution installations from overloads and short circuits. With a 25 A rating and 240 V operation, it’s built to handle standard three‑phase service in panelboards, load centers, and other distribution setups.

• Amperage: 25 A
• Poles: 3
• Voltage: 240 V
• Mounting: Bolt-On
• Part Number: B32500S01
• Manufacturer: Siemens
• Applications: Panelboards, load centers, electrical distribution

Why this unit matters in your electrical system. The B32500S01 is purpose‑built for replacement projects and as a spare to keep your BOM aligned to the original part number. Using the exact Siemens part helps preserve compatibility across your distribution network, ensuring consistent protection without the guesswork of substitutes.

Key benefits

• Precise alignment with Siemens panelware to maintain electrical protection schemes.
• Secure bolt‑on mounting for dependable retention in compatible panels.
• Three‑pole design protects three‑phase circuits, supporting balanced distribution in commercial and industrial applications.
• Reliable 25 A protective rating suits typical branch circuits and panelboard feeders.
• Ready availability from AmpState makes stocking spares straightforward, reducing downtime during maintenance or upgrades.

Practical use cases — Ideal for:

• Replacing worn or failed breakers in Siemens panelboards and load centers.
• Three‑phase system upgrades or retrofits where a precise 3P, 25 A solution is required.
• Maintaining BOM fidelity during service or replacement projects by using the original part number.
• Stocking spare breakers in service fleets to accelerate on‑site repairs.

Installation and compatibility tips — To ensure smooth fit and reliable operation, verify that your panel is designed for a 3P, 25 A, 240 V bolt‑on breaker and that B32500S01 matches the required Siemens part number for your specific panel model. When installing, use the appropriate mounting hardware and follow your panel’s torque specifications and safety guidelines. If you’re unsure about compatibility, AmpState can help confirm fit and suitability for your exact panel configuration.

Available from AmpState. Need help matching a part number or confirming compatibility? Message us and we’ll help you confirm fit.