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Siemens 3VA4112-4ED24-0AA0 Molded Case Circuit Breaker

  • 125A
  • 2 Pole
  • Bolt-On
Siemens 3VA4112-4ED24-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA4112-4ED24-0AA0
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  • 125A
  • 2 Pole
  • Bolt-On

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Siemens 3VA4112-4ED24-0AA0 - 125A 2 Pole Molded Case Circuit Breaker

Siemens 3VA4112-4ED24-0AA0 - 125A 2 Pole Molded Case Circuit Breaker

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$376.19 In Stock

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Description

Built for industrial power systems, the Siemens 3VA4112-4ED24-0AA0 is a 2-pole, 125A molded case circuit breaker. It utilizes a TM210 thermal-magnetic trip unit to ensure consistent protection. Designed with a bolt-on mounting style, it integrates easily into Siemens P1, P2, and P3 panelboards. This model acts as a direct substitute for older ED43B125 breakers. The Sentron 3VA41 frame breaker delivers 25kAIC at 480V. It is HACR rated and includes load side lugs.

Specifications

Key specifications
Brand Siemens
Series 3VA4
Amperage 125A
Poles 2
Mounting Style Bolt-On
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 250VDC
Phase 1
AIC Rating 65kA @ 240VAC, 25kA @ 480Y/277VAC, 25kA @ 480VAC, 14kA @ 600Y/347VAC, 50kA @ 250VDC
Fit and installation
Frame Type 3VA41
Terminal Type Lugs
For Use With Siemens P1 Panelboards, Siemens P2 Panelboards, Siemens P3 Panelboards, Siemens Switchboards
Wire Gauge 8 AWG - 3/0 AWG (Cu/Al)
Max Wire 3/0 AWG
Min Wire 8 AWG
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, Shunt Trip, Undervoltage Release
Accessories Load Side Lugs
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CE, CSA, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip

Product FAQs

8 answers
What size wire do the standard lugs on this breaker accept?

The factory-installed lugs are designed to accept 8 AWG through 3/0 AWG copper or aluminum wire.

Which Siemens panelboards are compatible with this breaker?

This breaker is compatible with Siemens P1, P2, and P3 panelboards, as well as Siemens switchboards. You will need the appropriate panel-specific mounting strap kit to secure it to the bus.

Can this breaker replace older Siemens SEAB series breakers?

Yes, the 3VA41 frame with standard breaking capacity (Class S) is the modern replacement for legacy Siemens SEAB 2-pole circuit breakers.

Are the thermal or magnetic trip settings field-adjustable?

No, this unit features a fixed thermal, fixed magnetic (FTFM) trip unit. Both the overload and short-circuit trip thresholds are permanently set at the factory and cannot be modified.

Is this circuit breaker rated for direct current (DC) systems?

Yes. It is rated for up to 250VDC with an interrupting capacity of 50kA, making it suitable for compatible industrial, battery, or solar DC applications.

How does this breaker connect to the electrical panel?

It is a bolt-on molded case circuit breaker. It bolts directly to the panelboard or switchboard bus rather than snapping onto a DIN rail, which requires the correct mounting hardware kit.

What breaking capacity class does this model feature?

This model features a Standard (Class S) breaking capacity. This provides a maximum interrupting rating of 65kA at 240VAC, 25kA at 480VAC, and 14kA at 600Y/347VAC.

What does the LI trip function code indicate on this breaker?

The LI designation means the thermal-magnetic trip unit provides Long-Time (L) protection against general overloads and Instantaneous (I) protection against severe short circuits.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 5 reviews
Rating
Ratings
5 reviews
  • SW
    SHELDON W.
    Verified Buyer
    Reviewing
    Siemens 3VA4160-4ED34-0AA0 - 60A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/27/26
    SuperBreakers has you covered

    SuperBreakers has you covered when you’re in a pinch and need breakers at the last minute. Their customer service is excellent, and the team consistently goes above and beyond to help. I highly recommend them!

  • RS
    Rob S.
    Verified Buyer
    Reviewing
    Siemens 3VA4150-6ED34-0AA0 - 50A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    4/8/26
    50 amp breaker

    Very helpful and arrived quickly.

  • JB
    Josh B.
    Verified Buyer
    Reviewing
    Siemens 3VA4130-4ED24-0AA0 - 30A 2 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    3/5/26
    Breakers

    Exactly as described. Quick shipping.

  • JL
    Jeff L.
    Verified Buyer
    Reviewing
    Siemens 3VA4120-6ED14-0AA0 - 20A 1 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/11/26
    Better than new

    Great condition and fast shipping

  • KC
    Ken C.
    Verified Buyer
    Reviewing
    Siemens 3VA4150-4ED34-0AA0 - 50A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/22/25
    Breaker Order

    Good prices and fast shipping.