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Siemens Q33500S01 Molded Case Circuit Breaker

  • 35A
  • 3 Pole
  • Plug-On
Siemens Q33500S01
Molded Case Circuit Breaker
Brand Siemens
SKU Q33500S01
Select Item Condition
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  • 35A
  • 3 Pole
  • Plug-On

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Siemens Q33500S01 - 35A 3 Pole Molded Case Circuit Breaker

Siemens Q33500S01 - 35A 3 Pole Molded Case Circuit Breaker

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$359.60 In Stock

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Description

Engineered for commercial and industrial applications, the Siemens Q33500S01 provides robust thermal-magnetic overcurrent protection. This 3-pole, 35A molded case circuit breaker is rated for 240VAC systems. The unit features a plug-on mounting style for quick integration into compatible Siemens load centers and panelboards. It utilizes Insta-Wire technology to accelerate terminal connections. A built-in 120VAC shunt trip enables remote shutoff capabilities for enhanced safety and control.

Specifications

Key specifications
Brand Siemens
Series Q
Amperage 35A
Poles 3
Mounting Style Plug-On
Voltage 240VAC
Phase 3
AIC Rating 10kA @ 240VAC
Fit and installation
Frame Type Q
Terminal Type Lugs
For Use With Siemens Panelboards, Siemens Load Centers
Wire Gauge 8-6 AWG (Cu), 8-4 AWG (Al)
Max Wire 6 AWG (Cu), 4 AWG (Al)
Min Wire 8 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Available Options Padlock Attachment
Accessories Shunt Trip 120VAC (Factory Installed)
Standards UL 489, CSA C22.2 No. 5, HACR Rated
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, Insta-Wire, Common Trip

Product FAQs

7 answers
What does the 00S01 suffix indicate on this Siemens breaker?

The 00S01 suffix indicates that this breaker includes a factory-installed 120VAC shunt trip. This allows the breaker to be tripped remotely by applying a 120V signal to the shunt trip coil, which is frequently required for emergency shutdown applications.

Which load centers are compatible with the Q33500S01?

This Type QP plug-on breaker is compatible with Siemens EQ, Siemens Ultimate, ITE, and Gould load centers and panelboards that accept 3-pole QP breakers.

How much panel space is required to install this breaker?

As a 3-pole Type QP breaker, it requires three standard 1-inch spaces in a compatible load center or panelboard.

Can this breaker be used to replace older ITE or Gould models?

Yes, Siemens Type QP breakers are the direct, UL-listed replacements for legacy ITE and Gould Type QP breakers with the same amperage and voltage ratings.

Does the Q33500S01 provide common-trip protection?

Yes, it features an internal common trip mechanism. If an overcurrent event occurs on any single phase, or if the 120VAC shunt trip is activated, all three poles will open simultaneously.

What wire sizes are accepted by the terminals on this breaker?

The terminal lugs accept 8 to 6 AWG copper conductors or 8 to 4 AWG aluminum conductors. Always torque the connections to the specifications printed directly on the breaker label.

What type of trip unit does the Q33500S01 use?

It utilizes a fixed thermal-magnetic trip unit. This provides long-time protection against overloads and instantaneous protection against short circuits.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 47 reviews
Reviews Summary
Customers say these circuit breakers arrive quickly and match their specifications perfectly. Many reviews mention success finding hard-to-locate specialty breakers through this supplier. Common feedback includes praise for the accurate product descriptions, reliable shipping, and competitive pricing. While some note occasional stock limitations, users consistently report the breakers fit and function as intended.
Rating
Ratings
47 reviews
  • CG
    Crocefissa G.
    Verified Buyer
    Reviewing
    Siemens Q115 - 15A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/18/26
    Quick delivery and great price.

    The circuit breakers are at a great cost.

  • JB
    Jason B.
    Verified Buyer
    Reviewing
    Siemens Q2150B - 150A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/18/26
    Great experience

    The product was exactly what I needed and it arrived on time.

  • DQ
    Don Q.
    Verified Buyer
    Reviewing
    Siemens Q3100 - 100A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/14/26
    Siemens breaker

    Great customer experience, great prices and fast shipping... Definitely will be buying her again.

  • CS
    Christopher S.
    Verified Buyer
    Reviewing
    Siemens Q260HH - 60A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/12/26
    Siemens 60

    Perfect new condition

  • GS
    George S.
    Verified Buyer
    Reviewing
    Siemens Q2150B - 150A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    3/4/26
    Great service

    Every time I call or go online you have the parts I'm looking for.