Providing robust power distribution, the Square D EDB34035 is a 35A, 3-pole miniature circuit breaker. It is engineered to protect commercial electrical systems from overloads and short circuits using proven thermal-magnetic trip technology. This E-Frame breaker is specifically designed to mount into Square D NF panelboards, utilizing a reliable bolt-on connection that ensures a stable fit. The unit carries an 18 kAIC rating at 480Y/277V and includes a Visi-Trip indicator for quick diagnostics.
What panelboards are compatible with the Square D EDB34035 circuit breaker?
The EDB34035 is an E-frame breaker designed exclusively for use in Square D NF series panelboards. It will not fit in NQ, QO, or I-Line panelboards.
What is the acceptable wire range and lug torque specification for the EDB34035?
The factory lugs accept 14 to 2/0 AWG copper or 12 to 2/0 AWG aluminum conductors. The required terminal tightening torque is 34.5 lb-in for 14 to 10 AWG wire, and 49.6 lb-in for 8 to 2/0 AWG wire.
Can the EDB34035 be used in DC voltage applications?
Yes, in addition to its standard AC voltage ratings, this 35A thermal-magnetic breaker is rated for use in 125VDC systems.
How does the interrupting capacity of the EDB34035 change based on system voltage?
The breaker provides an 18kA interrupting rating on 480Y/277VAC and 277VAC systems. If installed on 120VAC, 240VAC, or 120/240VAC systems, the interrupting rating increases to a maximum of 25kA.
What is the difference between Square D EDB, EGB, and EJB circuit breakers?
These are all E-frame breakers designed for NF panelboards, but they feature different interrupting capacities at 480Y/277VAC. The EDB34035 has an 18kAIC rating, while the EGB equivalent provides 35kAIC, and the EJB offers 65kAIC.
Does the EDB34035 mount to a standard DIN rail?
No, the EDB34035 features a bolt-on connection type. It is designed to bolt directly onto the busbar of a compatible Square D NF panelboard.
What type of trip mechanism does the EDB34035 utilize?
It uses a fixed thermal-magnetic trip unit. This provides Long-Time and Instantaneous (LI) trip functions to protect commercial and industrial branch circuits against overloads and short circuits.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 114 reviews.
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Rated 5.0 out of 5 stars
Based on 114 reviews
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Reviews Summary
Generated by AI from 100 most recent customer reviews
Last updated 10/21/26
Customers say these breakers perform as expected and arrive quickly. Fast shipping and competitive pricing are frequently mentioned, with many noting significant savings compared to local suppliers. Customers appreciate the easy-to-use website, responsive sales representatives, and reliable delivery. Products consistently arrive in good condition and well-packaged. Common feedback highlights dependable service, wide product availability, and seamless ordering processes. Customers report using this supplier repeatedly for their breaker needs.
Square D EDB34020 - 20A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
10/20/26
Breaker ordered and delivered.
Called in as a last attempt because my regular supplier didn't have any of these in stock. I got a very friendly salesperson, and they sold me a new breaker for less than half of what my standard supplier would have. Definitely going here again.
AM
Alex M.
Verified Buyer
Reviewing
Square D EDB34070 - 70A 3 Pole Miniature Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
10/19/26
Another Perfect Order
SuperBreakers is an amazing resource for the company I work for. Their prices are very competitive to local suppliers and lower prices than we can get in our work area.
Thank you SuperBreakers!
JL
Jeffery L.
Verified Buyer
Reviewing
Square D EDB34125 - 125A 3 Pole Miniature Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
10/16/26
Square D Breakers
Good company & prices reasonable.
CO
Chris O.
Verified Buyer
Reviewing
Square D EDB34125 - 125A 3 Pole Miniature Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
8/4/26
Fast and easy
Locating the product, checking out and delivery were top notch!
JD
John D.
Verified Buyer
Reviewing
Square D EDB14020 - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
7/16/26
Great place
My rep has been very responsive and helpful. He always gives me a good deal also