Serving as a crucial component for older commercial systems, this 20A, three-pole MCCB delivers reliable long-time and instantaneous protection. The bolt-on configuration fits perfectly into classic Westinghouse panelboards. It serves as a seamless drop-in solution that eliminates the need for retrofit kits, and crosses over to the EHD3020. With a 14kAIC rating at 480Y/277VAC, this E-frame unit includes a fixed thermal-magnetic trip.
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When shopping with SuperBreakers, you’ll have peace of mind knowing that every single item you purchase includes a 60 day warranty, free of charge. Why such confidence? Because only the highest quality electrical parts have a place on our shelves, and we stand by every single one we sell.
If anything goes wrong with your item that is not a result of misuse or normal wear and tear, we’ll gladly replace it at no cost to you.
Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.
We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
Expedited Shipments
Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping
All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.
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
DP
Duane P.
Reviewing
Eaton / Westinghouse EHB3040 - 40A 3 Pole Molded Case Circuit Breaker