Built for applications requiring remote control, the Square D EDB24030SA is a 30A, two-pole molded case circuit breaker with a factory-installed 120VAC shunt trip. This E-Frame breaker mounts into Square D NF panelboards using a secure bolt-on connection. It includes standard lugs accommodating 14-6 AWG copper or 12-6 AWG aluminum wire. Rated for 18 kAIC at 480Y/277V, it delivers dependable protection. It also features the signature Visi-Trip indicator to easily spot tripped circuits.
What panelboards are compatible with the Square D EDB24030SA?
This E-Frame breaker is designed specifically for Square D NF series lighting panelboards. It uses a bolt-on connection to secure directly to the panel bus, providing a rigid and reliable connection for commercial and industrial applications.
What does the SA suffix mean in the EDB24030SA catalog number?
The SA suffix indicates that this breaker includes a factory-installed 120V AC shunt trip. This allows the breaker to be tripped remotely for emergency disconnects, fire alarm integration, or control system automation. The shunt trip is not field-installable.
Does the shunt trip on the EDB24030SA require extra panel space?
Yes. The factory-installed shunt trip accessory requires one additional pole space in the NF panelboard. Because this is a 2-pole breaker, the complete assembly will occupy three pole spaces in the panel.
Can the EDB24030SA be used on a 240V system?
Yes. While it has a maximum voltage rating of 480Y/277V AC, it is fully rated for use on 120/240V and 240V systems. When applied at 240V, the interrupting rating increases to 25kA, compared to its 18kA rating at 480Y/277V.
How does the Visi-Trip feature work on the EDB24030SA?
When the breaker trips due to an overcurrent, short circuit, or a remote shunt trip signal, the handle moves to a center position and a highly visible red indicator appears. This allows electricians to quickly identify the tripped breaker in a crowded NF panelboard.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 111 reviews.
5.0
Rated 5.0 out of 5 stars
Based on 111 reviews
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109
Total 5 star reviews: 109
4
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2
Total 4 star reviews: 2
3
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Total 3 star reviews: 0
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Total 2 star reviews: 0
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Total 1 star reviews: 0
Reviews Summary
Generated by AI from 87 most recent customer reviews
Last updated 8/7/25
Customers say these circuit breakers arrive quickly and function as expected. Many reviews mention competitive pricing and reliable shipping. The ordering process receives praise for its simplicity, with users noting the website is easy to navigate. Frequent comments address product availability and proper packaging. While some note receiving older stock items, users consistently report the breakers work effectively.
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
DH
Dave H.
Verified Buyer
Reviewing
Square D EDB34020 - 20A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
7/6/26
Brfeaker
good service and quick ship
RP
Ronica P.
Verified Buyer
Reviewing
Square D EDB34015 - 15A 3 Pole Miniature Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
6/30/26
Great Experience from Start to Finish
Great experience! My order arrived on time and everything was exactly as expected. The items were packaged securely, and everything arrived in perfect condition. I appreciate the care taken with packaging and the prompt delivery. I would definitely order from them again!
TB
Theresa B.
Verified Buyer
Reviewing
Square D EDB34015 - 15A 3 Pole Miniature Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
6/17/26
Works as expected
Breaker worked as expected. Price was good and shipping and delivery were expedient. No complaints