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Siemens 3VA4125-5ED34-0AA0 Molded Case Circuit Breaker

  • 25A
  • 3 Pole
  • Bolt-On
Siemens 3VA4125-5ED34-0AA0
Molded Case Circuit Breaker
Brand Siemens
SKU 3VA4125-5ED34-0AA0
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  • 25A
  • 3 Pole
  • Bolt-On

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Siemens 3VA4125-5ED34-0AA0 - 25A 3 Pole Molded Case Circuit Breaker

Siemens 3VA4125-5ED34-0AA0 - 25A 3 Pole Molded Case Circuit Breaker

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$352.80 In Stock

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Description

Utilizing fixed thermal and magnetic trip elements, this 25A, 3-pole MCCB provides essential protection for commercial circuits. It is part of the advanced 3VA4 frame lineup, designed to meet rigorous safety standards. The breaker mounts securely into Siemens P1, P2, and P3 panelboards, allowing facility managers to replace legacy HED43B025 breakers easily. Boasting a robust 35kAIC rating at 480V, it offers excellent current-limiting capabilities and reverse-feed compatibility.

Specifications

Key specifications
Brand Siemens
Series 3VA4
Amperage 25A
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 Panelboards, Siemens P2 Panelboards, Siemens P3 Panelboards, Siemens Switchboards
Wire Gauge 14 AWG - 8 AWG (Cu/Al)
Max Wire 8 AWG
Min Wire 14 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
Accessories Load Side Lugs
Standards CSA C22.2 No. 5, HACR Rated, HID Rated, IEC 60947-2, UL 489
Approval CE, CSA, EAC, NOM, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Reverse Feed, Current Limiting, HID Rated

Product FAQs

5 answers
Which panelboards are compatible with the 3VA4125-5ED34-0AA0, and what legacy breakers does it replace?

This breaker mounts securely into Siemens P1, P2, and P3 panelboards, as well as Siemens switchboards. It serves as the direct modern replacement for legacy HED43B025 breakers in these systems.

Is this breaker suitable for reverse-feed applications?

Yes, the 3VA4125-5ED34-0AA0 features reverse-feed compatibility. This allows it to be back-fed safely for applications like solar installations or generator inputs without compromising its protective functions.

What does the LI trip function indicate on this breaker?

The LI designation means the breaker uses fixed thermal and fixed magnetic trip elements. This provides Long-Time protection against overloads and Instantaneous protection against short circuits.

Is the 3VA4125-5ED34-0AA0 a current-limiting circuit breaker?

Yes, this MCCB offers excellent current-limiting capabilities. During a high-level fault, it quickly extinguishes the arc to reduce let-through energy, protecting downstream wiring and equipment.

Can the 3VA4125-5ED34-0AA0 be used in DC circuits?

Yes, in addition to standard AC commercial voltages, this breaker is rated for up to 250VDC with an 85kA interrupting capacity, making it suitable for specialized direct current applications.

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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.