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Siemens 3VA4112-5ED34-0AA0 Molded Case Circuit Breaker

  • 125A
  • 3 Pole
  • Bolt-On
Siemens 3VA4112-5ED34-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA4112-5ED34-0AA0
Select Item Condition
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  • 125A
  • 3 Pole
  • Bolt-On

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Siemens 3VA4112-5ED34-0AA0 - 125A 3 Pole Molded Case Circuit Breaker

Siemens 3VA4112-5ED34-0AA0 - 125A 3 Pole Molded Case Circuit Breaker

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$833.00 In Stock

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Description

Built for heavy-duty commercial environments, the Siemens 3VA4112-5ED34-0AA0 is a 3-pole, 125A molded case circuit breaker. It utilizes a fixed thermal-magnetic trip mechanism to deliver precise LI protection for three-phase systems. This bolt-on breaker fits seamlessly into Siemens P1, P2, and P3 panelboards. It can also upgrade legacy MEAB series or ED63B125 units using the correct kit. It features a 35 kAIC rating at 480V and reverse feed capability.

Specifications

Key specifications
Brand Siemens
Part Number 3VA4112-5ED34-0AA0
Series 3VA4
Amperage 125A
Poles 3
Mounting Style Bolt-On
Voltage 240VAC, 480Y/277VAC, 480VAC, 600Y/347VAC, 250VDC
Phase 3
AIC Rating 85kA @ 240VAC, 35kA @ 480Y/277VAC, 35kA @ 480VAC, 18kA @ 600Y/347VAC, 85kA @ 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 Auxiliary Switch, Alarm Switch, Shunt Trip, Undervoltage Release, Rotary Handle, Motor Operator, Padlock Attachment
Accessories Load Side Lugs
Standards CSA C22.2 No. 5, IEC 60947-2, UL 489
Approval CE, CSA, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Reverse Feed, Non-Interchangeable Trip

Product FAQs

4 answers
Which panelboards accept the 3VA4112-5ED34-0AA0 breaker?

This breaker is engineered for commercial power distribution and directly integrates into Siemens P1, P2, and P3 panelboards, as well as compatible Siemens switchboards.

Does this 3VA41 frame breaker have an adjustable trip unit?

No, it is equipped with a thermal-magnetic trip unit featuring fixed long-time and instantaneous protection limits, meaning the trip thresholds cannot be field-adjusted.

Are the terminal lugs included with this circuit breaker?

Yes, it features factory-installed load-side lugs that accommodate 8 AWG through 3/0 AWG copper or aluminum conductors for field wiring.

Can this Siemens 3-pole breaker be used in direct current systems?

Yes, in addition to standard AC applications, this breaker is rated for 250V DC electrical systems and provides an 85kA short-circuit interrupting capacity.

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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.