Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
Icon
FREE & fast shipping on orders over $49
Icon
CSA approved with 1 year warranty
Icon
30 day returns
circuit-breaker

Siemens B21500S01 - 15 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Part Number B21500S01
Amperes 15
Poles 2
Voltage 240
Product Type circuit-breaker
Icon
Manufacturer :Siemens
Icon
Replacement available
Icon
Picture available on request
Icon
CSA / UL Approved
Regular price $710.00
Sale price $710.00 Regular price
Unit price
Save

Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
Icon
FREE & fast shipping on orders over $49
Icon
CSA approved with 1 year warranty
Icon
30 day returns
Siemens B21500S01 - 15 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Siemens B21500S01 - 15 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Regular price $710.00
Sale price $710.00 Regular price
Unit price
Product description
Shipping

Siemens B21500S01 is a dependable, two-pole bolt-on molded case circuit breaker designed to protect panelboards and load centers from overcurrent and short circuits. With a 15A rating at 240V, it’s a precise choice for branch circuits in residential, commercial, and light industrial settings.

  • Secure bolt-on mounting: delivers a rigid, vibration-resistant bus connection for stable, long-term electrical performance even in demanding environments.
  • Thermal-magnetic trip unit: combines reliable thermal overload protection with fast magnetic short-circuit response, ensuring consistent protection across varying loads and temperatures.
  • OEM-compatible: engineered to pair with matching Siemens OEM load centers and panelboards for seamless installation and dependable operation.
  • Versatile applications: ideal for upgrading existing panels or integrating into new installations where reliable branch circuit protection is essential.

Technical specifications

  • Manufacturer: Siemens
  • Part Number: B21500S01
  • Type: Thermal-magnetic molded case circuit breaker
  • Amperage: 15 A
  • Voltage: 240 V
  • Poles: 2
  • Mounting style: Bolt-on
  • Application: Branch circuit overcurrent and short-circuit protection

Whether you’re refreshing an aging panel or building out a new electrical enclosure, the Siemens B21500S01 delivers precise protection, straightforward installation, and lasting performance—backed by Siemens’ trusted engineering and available through AmpState.

Contact sales@ampstate.com

Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.

We want you to be 100% satisfied with your purchase.

What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

Verified

Consistent quality. We’ve added similar items to our regular reorder list.

MRO · Reorder

Verified

Support is responsive when we have questions about fit or application.

Purchasing · Quick answers

Verified

A reliable choice when we need industrial parts on short notice.

Service · Urgent replacement

Fast industrial sourcing support

Need help?

  • Request a quote
  • Need a BOM priced for your project
  • Not sure which part is correct
  • Need an equivalent or replacement
  • Send your part list and get a fast reply

Email us at sales@ampstate.com for pricing, availability, alternates, and project support.

Email for a quote Typical reply: same business day