Part of the discontinued EHB series, the Square D EHB24020PL is a 2-pole, 20-amp molded case circuit breaker for commercial power distribution. It provides reliable thermal-magnetic protection for 480Y/277VAC systems. This bolt-on breaker installs into legacy NEHB panelboards. While obsolete, it is replaced by the EDB24020, which requires an NF panelboard upgrade. Featuring Powerlink remote control functionality, this unit allows for automated switching and includes a Visi-Trip indicator.
What panelboards are compatible with the EHB24020PL?
This bolt-on breaker is designed exclusively for legacy Square D NEHB panelboards. It will not fit modern NF panelboards, which require EDB, EGB, or EJB series breakers.
How does the Powerlink remote control feature operate?
The PL suffix indicates an internal motorized mechanism for remote switching. It requires a compatible control power supply and Powerlink controller to actuate the motor, allowing automated control of lighting or branch circuits.
Does this breaker require an external contactor for lighting automation?
No. The integrated Powerlink motor allows direct remote switching of the branch circuit load, eliminating the need for separate lighting contactors in the enclosure.
What is the modern replacement for the EHB24020PL?
The EHB series is obsolete. For newer Powerlink G3 systems installed in NF panelboards, the ECB24020G3 is the standard replacement. However, ECB breakers will not fit legacy NEHB panelboards, so existing NEHB systems require an exact EHB replacement.
Can the breaker be operated manually if the automated control system fails?
Yes. The breaker features a standard toggle handle that allows manual override for maintenance, lockout procedures, or during a control power failure. It also includes a Visi-Trip indicator to clearly identify a tripped condition.
Is this breaker rated for direct switching of lighting loads?
Yes. Powerlink breakers are specifically engineered for commercial lighting automation and carry SWD (Switching Duty) ratings for direct control of fluorescent and similar lighting circuits.
Can this 480Y/277V slash-rated breaker be used on a 480V ungrounded delta system?
No. Slash-rated circuit breakers are only approved for use in solidly grounded wye systems where the line-to-ground voltage does not exceed the lower voltage rating (277V). They cannot be used on ungrounded, corner-grounded, or impedance-grounded delta systems.
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Reviews
Review summary
Customers rate this product 4.8 out of 5 based on 19 reviews.
Square D EHB24060 - 60A 2 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
2/28/26
President NGE
The quality is excellent, but you need to double check when you order that the corrected one gets delivered
MD
Mitchell D.
Verified Buyer
Reviewing
Square D EHB14020HID - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 4 out of 5 stars
2/4/26
Hard to find
Super breakers has just what I was looking for when no one else did!!
MS
Mike S.
Verified Buyer
Reviewing
Square D EHB34060 - 60A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
11/21/25
Fast reliable service, reasonable prices
I recently ordered the incorrect breakers for a job, but I contacted Drew at SuperBreakers and he got me the correct breakers shipped out that day, which I received the next day. He sent me a label to send the wrong breakers back, and I was quickly refunded a restocking fee that I incurred for my mistake. I was able to get the breakers installed, and the power running to meet the deadline. Not to mention, the price was better than I found elsewhere. Thanks Drew!
I would definitely recommend this company if you need fast, reliable service for your electrical product needs. And I'm sure I will use them again.
Thank you SuperBreakers! Nice job Drew!
DT
David T.
Reviewing
Square D EHB14020 - 20A 1 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
12/12/23
Everything worked out perfect thanks
Everything worked out perfect thanks again
GC
GULF C.
Reviewing
Square D EHB34020 - 20A 3 Pole Molded Case Circuit Breaker
I recommend this product
Rated 5 out of 5 stars
7/5/23
Perfect condition
This breaker arrived as advert and timely. Perfect condition. Good working condition