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Federal Pacific NEF433030 Molded Case Circuit Breaker
- 30A
- 3 Pole
- Bolt-On
Federal Pacific
NEF433030
Molded Case Circuit Breaker
Brand
Federal Pacific
SKU
NEF433030
Quantity
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Federal Pacific NEF433030 - 30A 3 Pole Molded Case Circuit Breaker
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Description
Serving as a vital component for commercial power distribution, the NEF433030 delivers 30 amps of thermal-magnetic protection. This three-pole N-frame unit is vibration tested and suitable for reverse feed applications. It installs into vintage Federal Pacific NEF and CDP panelboards without requiring aftermarket adapters. This exact-fit unit serves as a reliable alternative to the UBIF330N substitute. Rated at 18kAIC at 240VAC and 14kAIC at 480VAC, it safely clears faults in legacy systems.Specifications
| Brand | Federal Pacific |
|---|---|
| Part Number | NEF433030-R |
| Series | NEF |
| Amperage | 30A |
| Poles | 3 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 250VDC |
| Phase | 3 |
| AIC Rating | 18kA @ 240VAC, 14kA @ 480VAC, 10kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Federal Pacific NEF Panelboards, CDP Panelboards |
| Wire Gauge | 14-2 AWG |
| Max Wire | 2 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Shunt Trip, Auxiliary Switch, Bell Alarm, Undervoltage Release |
|---|---|
| Accessories | Lugs Included |
| Standards | CSA C22.2, NEMA AB-1, UL 489 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip, Vibration Tested, Reverse Feed Suitable |
Product FAQs
5 answersWhat other catalog numbers can the NEF433030 replace?
This breaker is also known as and can directly replace catalog numbers NEF431030, NEF435030, and NEF437030 in legacy Federal Pacific installations.
Which panelboards are compatible with the NEF433030 breaker?
This bolt-on N-frame breaker is designed specifically for use in legacy Federal Pacific NEF and CDP series panelboards.
What wire gauge range do the lugs on the NEF433030 accept?
The factory lugs on this 30-amp breaker accommodate wire sizes from 14 AWG up to 2 AWG.
What does the LI trip function indicate for this breaker?
The LI designation means the thermal-magnetic trip unit provides Long-Time overload protection and Instantaneous short-circuit protection. The trip settings on this specific model are fixed and cannot be adjusted in the field.
Is the NEF433030 rated for direct current applications?
Yes, this breaker carries a DC rating with a 10kA interrupting capacity at 250VDC, allowing it to be used in specific direct current systems alongside standard AC applications.
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Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 6 reviews.
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Rating
6 reviews
- SCStephen C.Verified BuyerReviewingFederal Pacific NEF431030 - 30A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars8/21/26Fpe 3 pole 30 amp breaker.
I ordered the breaker on Thursday and it was at my house for Saturday morning. Breaker is in pristine condition. A real bail out. Thank you.
- MRMichael R.Verified BuyerReviewingFederal Pacific NEF431040 - 40A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars8/4/25Warehouse Air Compressor
Worked like a charm.
Thank you.
- DPDiana P.ReviewingFederal Pacific NEF433020 3 Pole Circuit BreakerI recommend this productRated 5 out of 5 stars3/3/21Satisfied
Service was GREAT!!
- DJDavid J.ReviewingFederal Pacific / American NEF431100 - 100A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars1/13/21This worked out great.
This worked out great.
- MWMark W.ReviewingFederal Pacific NEF421050 - 50A 2 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars11/17/19Great service & pricing
Superbreakers did a great job for us. We called and asked if the breakers were actually in their possession. Withing 30 minutes they called us back (which is rare these days), and we got our breakers the next morning.