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Siemens B12000S01 - 20A 1 Pole Molded Case Circuit Breaker

Brand Siemens
SKU B12000S01
5.0
Rated 5.0 out of 5 stars
27 Reviews
Siemens B12000S01 1 Pole Circuit Breaker
Free Shipping Over $99

Siemens B12000S01 - 20A 1 Pole Molded Case Circuit Breaker

Brand Siemens
SKU B12000S01
5.0
Rated 5.0 out of 5 stars
27 Reviews
Select Item Condition
Earn 118 SuperPoints

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Siemens B12000S01 1 Pole Circuit Breaker

Siemens B12000S01 - 20A 1 Pole Molded Case Circuit Breaker

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$118.99 In stock

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DescriptionSpecificationsSuperClubWarranties
Description
Built for commercial distribution, this 20-amp BL type breaker integrates a 120VAC shunt trip mechanism to allow remote circuit interruption. It serves industrial facilities needing automated or emergency power cutoff solutions. Designed to fit Siemens P1 through P5 panelboards, the device utilizes a sturdy bolt-on mounting configuration for stable connectivity. It delivers a 10kA interrupting capacity at 120/240V and is fully HACR and SWD rated for HVAC and lighting control applications.

Specifications

Brand Siemens
Series BL
Part Number B12000S01
Amperage 20A
Voltage 120/240VAC
Poles 1
Phase 1
AIC Rating 10kA @ 120/240VAC
Mounting Style Bolt-On
Terminal Type Lugs
For Use With Siemens P1, P2, P3, P4, P5 Panelboards
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Wire Gauge 14-10 AWG (Cu), 12-10 AWG (Al)
Max Wire 10 AWG
Min Wire 14 AWG (Cu), 12 AWG (Al)
Available Options Padlock Attachment
Accessories Shunt Trip 120VAC
Standards CSA C22.2 No. 5, HACR, SWD, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, SWD Rated

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Warranties

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When shopping with SuperBreakers, you’ll have peace of mind knowing that every single item you purchase includes a 60 day warranty, free of charge. Why such confidence? Because only the highest quality electrical parts have a place on our shelves, and we stand by every single one we sell.

If anything goes wrong with your item that is not a result of misuse or normal wear and tear, we’ll gladly replace it at no cost to you.

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Shipping

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Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.

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Same Day Shipping

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International Shipping

All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.

5.0
Rated 5.0 out of 5 stars
Based on 27 reviews
Total 5 star reviews: 26 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Reviews Summary
Customers say these circuit breakers meet their specifications and perform as expected. Many reviews highlight the quick delivery times and competitive pricing. Frequent comments address the reliable product quality and ease of installation. The ordering process receives praise for its simplicity, with users noting consistent product availability.
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27 reviews
  • RJ
    Ronald J.
    Verified Buyer
    Reviewing
    Siemens BE220 - 20A GFEP Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    10/9/25
    BE220

    New condition and great pricing

    Was this helpful?
  • BV
    Brian V.
    Verified Buyer
    Reviewing
    Siemens B260 - 60A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/24/25
    Siemens B260 2 Pole Circuit Breaker

    another great product from Superbreakers

    Was this helpful?
  • HW
    Howard W.
    Flag of United States
    Reviewing
    Siemens B280 - 80A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    12/4/23
    Excellent delivery, excellent condition, very

    Excellent delivery, excellent condition, very good price.

    Was this helpful?
  • C
    Carlos
    Reviewing
    Siemens B130 - 30A 1 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    11/17/23
    5 Stars

    Product was available and delivery was fast

    Was this helpful?
  • OT
    Owen T.
    Flag of United States
    Reviewing
    Siemens B24000S01 - 40A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    10/19/23
    SHUNT TRIP BREAKER

    JUST WHAT I NEEDED, WORKED PERFECTLY, ARRIVED QUICKLY

    Was this helpful?

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