Siemens BQD2100 100A 2P 480V Circuit Breaker, Bolt-On | AmpState

Introducing the Siemens BQD2100 100A 2P 480V Circuit Breaker, Bolt-On — a purpose-built protection device for panelboards, load centers, and electrical distribution networks. Engineered to handle demanding 480V industrial and commercial systems, this 2-pole breaker delivers reliable, predictable overcurrent protection for 100 A circuits when faults occur.

Why this breaker stands out

• Bolt-On installation for a secure, vibration-resistant mount in Siemens-compatible panels, simplifying retrofits and panel upgrades.
• Two-pole design protects both hot legs, providing balanced protection in standard 2-pole configurations.
• 100 A amperage rating paired with a 480 V maximum voltage, aligning with common industrial distribution requirements.
• Exact BOM-aligned replacement part: using Siemens part number BQD2100 ensures perfect fit and documentation consistency in your maintenance records.
• Availability through AmpState, making it straightforward to source and stock as a spare for critical facilities.

Ideal use scenarios

Trusted for replacement projects where maintaining BOM integrity is essential, and for stocking spares in facilities with Siemens equipment. It’s a practical choice for panelboard and load center upgrades, service upgrades, or any 480V distribution system that requires dependable 2-pole protection.

Technical snapshot

• Manufacturer: Siemens
• Part number: BQD2100
• Type: Circuit Breaker
• Amperage: 100 A
• Poles: 2
• Voltage: 480 V
• Mounting: Bolt-On
• Availability: AmpState

Need help confirming fit? Message us and we’ll help you verify compatibility with your panelboard or distribution setup.