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Siemens BQD35000S01 Molded Case Circuit Breaker

  • 50A
  • 3 Pole
  • Bolt-On
Siemens BQD35000S01
Molded Case Circuit Breaker
Brand Siemens
SKU BQD35000S01
Select Item Condition
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  • 50A
  • 3 Pole
  • Bolt-On

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Siemens BQD35000S01 - 50A 3 Pole Molded Case Circuit Breaker

Siemens BQD35000S01 - 50A 3 Pole Molded Case Circuit Breaker

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$1,009.20 In Stock

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Description

Engineered for commercial and industrial power distribution, the Siemens BQD35000S01 is a 3-pole, 50A molded case circuit breaker equipped with a 120VAC shunt trip mechanism. This thermal-magnetic breaker delivers reliable overload and short-circuit protection for demanding applications. It installs into Siemens P1, P2, P3, P4, and P5 panelboards using a secure bolt-on connection. The unit carries a 14kAIC rating at 480Y/277V and a 65kAIC rating at 240V, ensuring robust fault clearing.

Specifications

Key specifications
Brand Siemens
Series BQD
Amperage 50A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480Y/277VAC
Phase 3
AIC Rating 65kA @ 240VAC, 14kA @ 480Y/277VAC
Fit and installation
Frame Type BQD
Terminal Type Lugs
For Use With Siemens P1, P2, P3, P4, P5 Panelboards
Wire Gauge 8-1 AWG (Cu), 6-1/0 AWG (Al)
Max Wire 1 AWG (Cu), 1/0 AWG (Al)
Min Wire 8 AWG (Cu), 6 AWG (Al)
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Auxiliary Switch, Alarm Switch, Padlock Attachment
Accessories Shunt Trip 120VAC
Standards CSA C22.2 No. 5, NEMA AB 1, UL 489
Approval CSA, HACR, UL
Temp Rating 40C
Construction Features HACR Rated, HID Rated, Common Trip, Non-Interchangeable Trip, Quick-Make/Quick-Break, Trip-Free Mechanism

Product FAQs

7 answers
What panelboards accept the BQD35000S01 circuit breaker?

This bolt-on breaker is designed for installation in Siemens P1, P2, P3, P4, and P5 panelboards.

What does the S01 suffix indicate on the BQD35000S01 catalog number?

The S01 suffix designates that this breaker is equipped with a factory-installed 120VAC shunt trip mechanism for remote tripping capabilities.

What wire sizes are supported by the lugs on this 50A breaker?

The factory-installed lugs accommodate 8 to 1 AWG copper (Cu) conductors or 6 to 1/0 AWG aluminum (Al) conductors.

Are Siemens BQD series breakers suitable for reverse feed applications?

Yes, Siemens BQD molded case circuit breakers are suitable for reverse feed applications.

Can the BQD35000S01 be used in a 3-phase delta 480V grounded B phase system?

No, Siemens BQD breakers are not suitable for 3-phase delta 480VAC grounded B phase applications.

Is the trip unit on the BQD35000S01 adjustable?

No, this breaker features a fixed thermal and fixed magnetic trip unit that cannot be adjusted or interchanged.

What is the physical width of the BQD35000S01 breaker?

Siemens BQD series circuit breakers feature a 1-inch pole width, making this 3-pole breaker 3 inches wide overall.

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Reviews

4.9
Rated 4.9 out of 5 stars
Based on 62 reviews
Reviews Summary
Customers say these breakers arrive quickly and are priced competitively. The ordering process is straightforward and easy to navigate. Many reviews highlight fast shipping that often exceeds expectations, with inventory readily available. Customers appreciate the product quality and condition, noting breakers perform as described. Common feedback addresses responsive customer service and knowledgeable staff. The combination of competitive pricing, rapid delivery, and reliable service creates a positive purchasing experience for repeat customers.
Rating
Ratings
62 reviews
  • RG
    Robert G.
    Verified Buyer
    Reviewing
    Siemens BQD340 - 40A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    10/28/26
    40A 3 Pole BQD340

    Breaker was as ordered, showed up as expected and on time. Happy!

  • PC
    PACIFIC C. B.
    Verified Buyer
    Reviewing
    Siemens BQD380 - 80A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/11/26
    Used breaker in like New state

    Order a reconditioned breaker to fulfill an order, it was in excellent condition . Price was just right.

    Very satisfied with my purchase and the end user was happy as well.

  • BC
    Bubba C.
    Verified Buyer
    Reviewing
    Siemens BQD390 - 90A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/24/26
    BQD breakers

    Always love working with Superbreakers! Excellent pricing and availability on pretty much any sort of breaker you need. The packaging is always top notch and they ship your order out as soon as you purchase. Love working with the Superbreakers team!

  • LP
    LUCIAN P.
    Verified Buyer
    Reviewing
    Siemens BQD2100 - 100A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/21/26
    Super breakers

    Very good prices , well stock inventory.

    Looking forward for more business opportunities.

    I like the knowledge that the company employs

    professionals and people who are willing to help and support.

  • RG
    Ron G.
    Verified Buyer
    Reviewing
    Siemens BQD320 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/2/26
    Breakers

    Order was shipped and on time. The ordering process was easy and the service was great.