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Siemens 3VA4112-6ED34-0AA0 Molded Case Circuit Breaker

  • 125A
  • 3 Pole
  • Bolt-On
Siemens 3VA4112-6ED34-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA4112-6ED34-0AA0
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  • 125A
  • 3 Pole
  • Bolt-On

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Siemens 3VA4112-6ED34-0AA0 - 125A 3 Pole Molded Case Circuit Breaker

Siemens 3VA4112-6ED34-0AA0 - 125A 3 Pole Molded Case Circuit Breaker

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$1,034.60 In Stock

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Description

Built for commercial and industrial power distribution, the Siemens 3VA4112-6ED34-0AA0 is a 125A, 3-pole molded case circuit breaker. It features a bolt-on mounting configuration designed for seamless integration into Siemens P1, P2, and P3 panelboards. This unit serves as an exact replacement for legacy HEAB series breakers.

Specifications

Key specifications
Brand Siemens
Series 3VA4
Amperage 125A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 250VDC
Phase 3
AIC Rating 100kA @ 240VAC, 65kA @ 480Y/277VAC, 65kA @ 480VAC, 25kA @ 600Y/347VAC, 100kA @ 250VDC
Fit and installation
Frame Type 3VA41
Terminal Type Lugs
For Use With Siemens P1, P2, P3 Panelboards, 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 Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Rotary Handle
Accessories Load Side Lugs
Standards CSA C22.2 No. 5, HACR Rated, IEC 60947-2, UL 489
Approval CE, CSA, EAC, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Current Limiting, Reverse Feed, Non-Interchangeable Trip

Product FAQs

5 answers
What panelboards and enclosures are compatible with the 3VA4112-6ED34-0AA0?

This 3VA41 frame circuit breaker is designed for use in Siemens P1, P2, and P3 panelboards, as well as compatible Siemens switchboards. Specific mounting hardware kits may be required depending on the exact enclosure type.

Can this circuit breaker be used in direct current (DC) applications?

Yes, in addition to standard AC systems, this breaker is rated for use on up to 250VDC systems with a maximum interrupting capacity of 100kA, making it suitable for select direct current power distributions.

What wire sizes and materials are supported by the terminal lugs?

The factory-installed lugs are rated for both copper and aluminum (Cu/Al) conductors, accommodating wire sizes ranging from 8 AWG up through 3/0 AWG. Always verify proper torque specifications during installation.

Are the trip settings on this 125A breaker field-adjustable?

No. It utilizes a thermal magnetic trip unit with fixed long-time and fixed instantaneous (LI) protection. The trip curve parameters cannot be modified by the user.

How does this breaker mount into the panel chassis?

The 3VA4112-6ED34-0AA0 uses a bolt-on mounting configuration. It fastens directly to the panelboard busbars via threaded connections rather than snapping into place, ensuring a rigid mechanical and electrical connection under high fault conditions.

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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.