Built for high-performance line protection, the Siemens 3VA4125-5ED14-0AA0 delivers reliable single-pole, 25A overcurrent defense. It integrates easily into Siemens P1, P2, and P3 panelboards, providing a secure bolt-on connection for commercial setups. This model replaces the older HED41B025 breaker, upgrading your system with modern Sentron 3VA4 technology. Rated at 35kAIC at 277VAC, it features fixed thermal-magnetic trip units and is HACR rated for heating and cooling applications.
Which panelboards are compatible with the 3VA4125-5ED14-0AA0 circuit breaker?
This breaker is designed for installation in Siemens P1, P2, and P3 panelboards, as well as Siemens switchboards. It requires a secure bolt-on connection to the bus.
What legacy Siemens circuit breaker does the 3VA4125-5ED14-0AA0 replace?
This Sentron 3VA4 series breaker serves as the modern direct replacement for the legacy HED41B025 circuit breaker.
Are the lugs included with the 3VA4125-5ED14-0AA0, or do they need to be ordered separately?
Siemens 3VA41 panelboard-mounted circuit breakers are shipped from the factory with aluminum load side lugs installed as standard.
What wire sizes and materials are supported by the terminals on this breaker?
The factory-installed load lugs accept 14 to 8 AWG copper wire or 12 to 8 AWG aluminum wire. Ensure proper torque values are applied during installation as specified by Siemens.
What does the 5 in the 3VA4125-5ED14-0AA0 catalog number indicate about its ratings?
The 5 designates this as a Class M (Medium) breaking capacity breaker, which corresponds to its 35kA interrupting rating at 277V AC.
What type of trip unit is integrated into this 3VA41 frame breaker?
It is equipped with a TM210 thermal-magnetic trip unit. This provides fixed long-time (thermal) and fixed instantaneous (magnetic) overcurrent protection.
Is this breaker suitable for reverse feed applications?
Yes, all Siemens 3VA41 thermal-magnetic trip circuit breakers are UL listed for reverse feed applications.
Is the 3VA4125-5ED14-0AA0 HACR rated?
Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration equipment.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 5 reviews.
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