Siemens BQD315 15A 3P 480V Circuit Breaker, Bolt-On | AmpState

The Siemens BQD315 is a purpose-built bolt-on circuit breaker designed to deliver dependable protection in panelboards, load centers, and electrical distribution systems. With a 15 A rating across 3 poles at 480 V, this unit provides precise, balanced interruption for three-phase circuits in demanding environments.

• Bolt-On mounting delivers secure, tool-friendly installation on compatible Siemens panelboards, reducing installation time and potential wiring disturbances.
• Three-pole 480V design protects three-phase circuits with synchronized tripping to maintain system stability and safety.
• Exact BOM compatibility engineered to align with the original part number, making it an exact fit for replacement projects and BOM maintenance.
• Reliable for replacements and spares a smart choice for stocking to keep maintenance schedules on track and minimize downtime.
• Diversified applications suitable for industrial, commercial, and large-residential electrical distribution tasks where robust protection matters.

Key details
Manufacturer: Siemens
Part Number: BQD315
Product Type: Circuit Breaker
Amperage: 15 A
Poles: 3
Voltage: 480 V
Availability: AmpState

Why this matters in real-world use: when you’re maintaining mission-critical electrical systems, matching the original part number ensures compatibility with existing panelboards and protection schemes. The BQD315’s bolt-on design minimizes downtime during replacements, while its 3-pole, 480V rating ensures you’re safeguarding the full three-phase distribution network. If you’re unsure about fit, AmpState can help confirm compatibility to keep your BOM aligned with the original Siemens specification.