Engineered for commercial and industrial applications, this 30A single-pole component provides robust overcurrent protection. The unit features fixed thermal and magnetic trip elements within a compact footprint. Designed specifically for bolt-on mounting, it integrates seamlessly into Siemens P1, P2, and P3 panelboards. The device includes load side lugs and supports reverse feed configurations. With an interrupting capacity of 65kA at 120VAC, it handles demanding fault conditions easily.
Does the ED41B030 circuit breaker include both line and load side lugs?
No. By default, Siemens ED frame Sentron circuit breakers are factory supplied with load side lugs only. When mounted in a compatible panelboard, the breaker bolts directly to the bus, making line side lugs unnecessary. If your application requires line side wiring, you must purchase line lugs separately or order a custom breaker with an L-suffix.
Are additional hardware kits needed to install this breaker in a Siemens panelboard?
While the ED41B030 bolts directly to the bus in Siemens P1, P2, and P3 panelboards, you will typically need specific deadfront filler plates (such as catalog number DFFP1 or DFFPED01) depending on whether the unit is installed as a main or branch breaker. This ensures a proper seal and prevents access to live busbars.
What is the operating temperature calibration for this molded case circuit breaker?
Siemens ED frame circuit breakers, including the ED41B030, are factory calibrated for a 40 degrees C (104 degrees F) maximum ambient temperature environment. Standard molded case circuit breakers are not rated for higher ambient temperatures unless specifically derated.
What is the difference between the Siemens ED41B030 and similar models like the ED21B030 or ED61B030?
The primary difference is their short-circuit interrupting capacity, or AIC rating. The ED4 series offers a medium interrupting rating, whereas the ED2 series provides standard ratings and the ED6 series features high interrupting capacities. The physical dimensions, mounting style, and trip characteristics remain identical across these versions.
Can the ED41B030 breaker be reverse connected in the field?
Yes. All Siemens ED frame thermal magnetic circuit breakers are suitable for reverse connection. Because this breaker is not marked with specific line and load side restrictions on the trip unit, it can safely be back-fed in applicable field installations.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 20 reviews.
Siemens ED43B100 - 100A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
9/8/26
Siemens ED43B100 breeaker
Breaker arrived even earlier than expected. In great condition and very well packaged. Customer service was helpful and resolve all questions.
KL
Kristofer L.
Verified Buyer
Reviewing
Siemens ED43B015 - 15A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
9/1/26
Product delivered was perfect.
This was my first order with Super Breakers so you just don't know what you will get. My products came quickly and just as described. I was very pleased with my experience and will use them in the future.
SW
Scott W.
Verified Buyer
Reviewing
Siemens ED43S100A - 100A 3 Pole Molded Case Switch
I recommend this product
Rated 5 out of 5 stars
6/10/26
Great transaction
We received the breaker we needed in great shape and in a timely manner!
We will defiantly be ordering from Super breaker again.
KK
Kurt k.
Verified Buyer
Reviewing
Siemens ED43B080 - 80A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
5/18/26
Fast shipping
I needed the breaker quickly for a job. It arrived earlier than I expected which kept the job moving along.
MS
mark s.
Verified Buyer
Reviewing
Siemens ED41B020 - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
3/16/26
Exactly what I ordered
I ordered 12 Siemens breakers. My order was exactly what I ordered, They came fast, and everything was in good shape. I will be using superbreakers in the future.