Siemens BQD325 25A 3P 480V Circuit Breaker, Bolt-On | AmpState

Meet the Siemens BQD325 25A 3P 480V circuit breaker — a robust bolt-on solution built for everyday electrical protection in panelboards, load centers, and distributed electrical systems. Designed with retrofit and maintenance in mind, this part-number–stable breaker helps you keep your inventory and service plans consistent across projects.

Key specifications at a glance

• Amperage: 25 A
• Poles: 3
• Voltage: 480 V
• Mounting: Bolt-On
• Type: Circuit Breaker
• Applications: Panelboards, Load Centers, Electrical Distribution
• Manufacturer: Siemens
• Part Number: BQD325

Why this bolt-on 3P 480V breaker stands out

Built for reliability in three-phase electrical networks, the BQD325 delivers secure, fast bolt-on mounting for dependable overcurrent protection. Its bolt-on design simplifies retrofits and service work, helping reduce downtime while ensuring you preserve the exact part number across maintenance cycles and installations.

Ideal use cases

• Retrofit projects where maintaining the existing BQD325 part number minimizes compatibility risk.
• Maintenance planning that benefits from standardized, easily-replaced components across panelboards and distribution equipment.
• New installations in 480V, three-phase systems that require a compact, reliable 3-pole protector.

What problems does it solve?

Consistency matters in electrical maintenance. The BQD325 ensures you match the exact component your system was designed for, reducing installation surprises and downtime. With a 25 A rating, it provides appropriate protection for branch circuits in 480V three-phase distributions, supporting balanced protection across all phases.

Practical tips

• Confirm that your panelboard or load center accepts bolt-on breakers and that BQD325 is the correct Siemens compatibility for your system.
• Keep the BQD325 on-hand as a dedicated spare to streamline planned maintenance and prevent unexpected outages.
• When ordering, reference the part number BQD325 to ensure you receive the exact device needed for 480V, 3-pole protection.

Available from AmpState. If you need help verifying fit, send a message and we’ll assist in confirming compatibility with your panel or distribution setup.