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Eaton / Westinghouse E3020 Molded Case Circuit Breaker
- 20A
- 3 Pole
- Bolt-On
Eaton / Westinghouse
E3020
Molded Case Circuit Breaker
Brand
Eaton / Westinghouse
SKU
E3020
Quantity
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Eaton / Westinghouse E3020 - 20A 3 Pole Molded Case Circuit Breaker
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Eaton / Westinghouse E3020 - 20A 3 Pole Molded Case Circuit Breaker
New
Quantity
| Brand | Eaton / Westinghouse |
|---|---|
| Part Number | E3020 |
| Series | E |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 125/250VDC |
| Phase | 3 |
| AIC Rating | 7kA @ 240VAC, 5kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Westinghouse Panelboards, Eaton Panelboards |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | NEMA AB-1, UL 489 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip |
Quantity
Eaton / Westinghouse E3020 - 20A 3 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
| Brand | Eaton / Westinghouse |
|---|---|
| Series | E |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 125/250VDC |
| Phase | 3 |
| AIC Rating | 7kA @ 240VAC, 5kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Westinghouse Panelboards, Eaton Panelboards |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | NEMA AB-1, UL 489 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip |
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Description
Mounts into legacy Westinghouse and Eaton panelboards to restore reliable electrical distribution. The Eaton E3020 provides 3-pole, 20-amp circuit protection utilizing a secure bolt-on connection for commercial and industrial environments. Delivering a standard interrupting capacity of 7kAIC at 240VAC, this MCCB ensures essential long-time and instantaneous defense. This unit is an ideal maintenance solution for aging infrastructure, serving as a substitute for the obsolete EB3020.Specifications
| Brand | Eaton / Westinghouse |
|---|---|
| Part Number | E3020 |
| Series | E |
| Amperage | 20A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 125/250VDC |
| Phase | 3 |
| AIC Rating | 7kA @ 240VAC, 5kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Westinghouse Panelboards, Eaton Panelboards |
| Wire Gauge | 14-1/0 AWG |
| Max Wire | 1/0 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Shunt Trip, Auxiliary Switch, Undervoltage Release |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | NEMA AB-1, UL 489 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip |
Product FAQs
5 answersWhich panelboards accept the E3020 circuit breaker?
This bolt-on breaker is designed for installation in legacy Westinghouse and Eaton panelboards that accommodate standard E-Frame molded case circuit breakers.
Can the E3020 be used to replace an obsolete EB3020?
Yes, the E3020 serves as a direct substitute for the obsolete EB3020 breaker, allowing you to maintain aging infrastructure without replacing the entire panelboard.
Is the E3020 suitable for direct current (DC) applications?
Yes, alongside its standard AC ratings, this breaker is rated for use in 250VDC systems, providing a 5kAIC interrupting capacity for direct current circuits.
Are the trip settings on the E3020 adjustable in the field?
No, this breaker features a non-interchangeable, fixed thermal-magnetic trip unit. The long-time and instantaneous trip functions are factory-set for 20-amp protection and cannot be modified during installation.
What is the ambient operating temperature rating for the E3020?
The E3020 is calibrated for operation in environments with an ambient temperature of 40 degrees Celsius, which is standard for UL 489 listed molded case circuit breakers.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 25 reviews.
Total 5 star reviews: 24 Total 4 star reviews: 1 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Reviews Summary
Generated by AI from 30 most recent customer reviews
Last updated 8/15/25
Customers say this electrical breaker meets their expectations in terms of functionality and performance. Many reviews mention quick delivery times and competitive pricing. While one user reports voltage detection issues, most find these units work effectively. Common feedback includes satisfaction with product condition upon arrival and straightforward installation. Reviews indicate availability of specialty models that are often hard to find through local suppliers.
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Rating
25 reviews
- MGMike G.Rated 5 out of 5 stars11/27/23Just what we needed and
Just what we needed and fast shipping
- TETimothy E.ReviewingSquare D HU364 Safety SwitchI recommend this productRated 5 out of 5 stars5/9/22quick response!!!!
quick response!!!!
- DGDavid G.ReviewingSquare D HU362 Safety SwitchI recommend this productRated 5 out of 5 stars4/13/22Great service and fast shipping
Great service and fast shipping
- WEWarren E.ReviewingSquare D HU361 Safety SwitchI recommend this productRated 5 out of 5 stars3/1/22600v Disconnect
They have GREAT Inventory! Even my Local suppliers did not have them in stock.
- SKSaki K.ReviewingSquare D HU361 Safety SwitchI recommend this productRated 5 out of 5 stars2/20/22Good product
Good product in good price