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Federal Pacific NEF421015 Molded Case Circuit Breaker
- 15A
- 2 Pole
- Bolt-On
Federal Pacific
NEF421015
Molded Case Circuit Breaker
Brand
Federal Pacific
SKU
NEF421015
Quantity
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Federal Pacific NEF421015 - 15A 2 Pole Molded Case Circuit Breaker
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Description
Part of the classic N-Frame lineup, this 15A molded case circuit breaker restores functionality to aging commercial electrical systems. The 2-pole device utilizes proven thermal-magnetic trip technology to defend against overloads. Designed as an exact replacement, it bolts into existing Federal Pacific panelboards without requiring modifications. Users can also cross-reference the UBINEF421015 as a modern substitute. With an 18 kAIC rating at 240VAC, it offers reverse feed capabilities.Specifications
| Brand | Federal Pacific |
|---|---|
| Part Number | NEF421015-R |
| Series | NEF |
| Amperage | 15A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 18kA @ 240VAC, 14kA @ 480VAC, 10kA @ 250VDC |
| Terminal Type | Lugs |
|---|---|
| For Use With | Federal Pacific 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, Undervoltage Release, Bell Alarm |
|---|---|
| Accessories | Lugs |
| Standards | CSA C22.2 No. 5.1, NEMA AB 1, UL 489, UL 486B, UL 1087 |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HACR Rated, Non-Interchangeable Trip, Reverse Feed, Vibration Tested |
Product FAQs
5 answersDoes the NEF421015 require mounting hardware modifications to fit legacy panels?
No, this N-frame breaker is an exact fit replacement that bolts directly into existing Federal Pacific panelboards without requiring any hardware modifications.
What is the modern cross-reference for the NEF421015?
The UBINEF421015 is a verified modern substitute for this legacy Federal Pacific breaker, offering the same N-frame form factor and bolt-on connection.
Is the NEF421015 rated for reverse feed installations?
Yes, this breaker supports reverse feed setups, allowing it to be back-fed safely within compatible Federal Pacific panelboards.
Can the trip unit in the NEF421015 be swapped or adjusted?
No, this breaker is built with a non-interchangeable thermal-magnetic trip unit. The long-time and instantaneous trip functions are fixed and cannot be modified in the field.
Is the NEF421015 suitable for HVAC applications?
Yes, this breaker is HACR rated, meaning it is tested and approved for use with heating, air conditioning, and refrigeration equipment.
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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.