Siemens BQ2B030H - 30 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Siemens BQ2B030H is a 30A, 240V, 2-pole bolt-on molded case circuit breaker designed to deliver reliable branch circuit overcurrent and short-circuit protection where it matters most—in panelboards and load centers. Built for durability in environments subject to vibration and constant cycling, this breaker keeps electrical systems safely energized with precision and confidence.

What sets this breaker apart

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection that stays solid under demanding conditions, reducing the chance of loose connections and intermittent trips.
• Thermal-magnetic trip unit delivers stable, repeatable protection by responding to both sustained overloads (thermal) and instantaneous short circuits (magnetic) for predictable performance.
• Panel compatibility is built in—the BQ2B030H is designed to pair with matching OEM load centers and panelboards, ensuring a seamless fit and reliable operation.
• Versatile applications suitable for residential, commercial, and light industrial installations, making it a practical choice for a range of electrical projects.

Ideal use cases

Use the Siemens BQ2B030H to protect critical branch circuits in home electrical panels, small business panelboards, or light industrial distribution. It’s especially advantageous in installations where vibration or mounting integrity is a concern, such as equipment rooms, multi-family dwellings, or retrofit projects where secure, durable protection is essential.

Technical snapshot

• Manufacturer: Siemens
• Part Number: BQ2B030H
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Applications: Branch circuit overcurrent and short-circuit protection

When you choose the Siemens BQ2B030H, you’re investing in a dependable, standards-aligned solution that prioritizes safe operation, consistent protection, and straightforward installation in a variety of panel configurations.