Federal Pacific NFJ621070 Molded Case Circuit Breaker
- 70A
- 2 Pole
- Bolt-On
Quantity
Federal Pacific NFJ621070 - 70A 2 Pole Molded Case Circuit Breaker
Re-Certified
Quantity
Description
Rated for 70 amps, this Federal Pacific molded case circuit breaker offers dependable thermal-magnetic protection. The 2-pole device is designed to interrupt excessive currents, safeguarding downstream equipment in systems up to 600VAC. Mounts into legacy Federal Pacific NFJ panelboards as a drop-in replacement component. The bolt-on configuration ensures a secure connection to the busbar, allowing facility managers to safely maintain older systems. Rated 14 kAIC at 600VAC.Specifications
| Brand | Federal Pacific |
|---|---|
| Part Number | NFJ621070-R |
| Series | NFJ |
| Amperage | 70A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 240VAC, 480VAC, 600VAC, 250VDC |
| Phase | 1 |
| AIC Rating | 25kA @ 240VAC, 18kA @ 480VAC, 14kA @ 600VAC, 10kA @ 250VDC |
| Frame Type | NFJ |
|---|---|
| Terminal Type | Lugs |
| For Use With | Federal Pacific NFJ Panelboards |
| Wire Gauge | 4 AWG - 300 kcmil |
| Max Wire | 300 kcmil |
| Min Wire | 4 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, Alarm Switch |
|---|---|
| Accessories | Lugs |
| Standards | UL 489, NEMA AB-1 |
| Approval | UL |
| Temp Rating | 40C |
| Construction Features | Non-Interchangeable Trip |
Product FAQs
6 answersWhat enclosures are compatible with the NFJ621070 circuit breaker?
This N-Frame breaker is designed specifically as a drop-in replacement for legacy Federal Pacific NFJ panelboards. It bolts directly to the busbar to maintain existing FPE infrastructure.
How is the NFJ621070 installed into a panelboard?
It utilizes a standard bolt-on connection to attach securely to the busbar of legacy Federal Pacific enclosures. Depending on the panelboard type, such as CDP panels, specific mounting hardware kits like the NFJ1K may be required for proper installation.
Does the NFJ621070 support DC voltage applications?
Yes, in addition to its AC ratings up to 600VAC, this thermal-magnetic breaker is rated for 250VDC systems, providing a 10 kA interrupting capacity for direct current applications.
Can the trip settings on the NFJ621070 be adjusted in the field?
No, this breaker features a fixed thermal-magnetic trip unit. The long-time and instantaneous (LI) protection functions are factory-set and non-interchangeable.
Are there modern replacements available for the Federal Pacific NFJ621070?
Federal Pacific is an obsolete brand, and there are no direct modern equivalents manufactured today. Facility managers must source original legacy N-Frame breakers to safely maintain existing FPE panelboards.
What are the terminal wire size limits for this breaker?
The factory lugs on the NFJ621070 are designed to accept conductors ranging from a minimum of 4 AWG up to a maximum of 300 kcmil.
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Reviews
Review summary
Customers rate this product 4.7 out of 5 based on 3 reviews.
- ESEvan S.Verified BuyerReviewingFederal Pacific NFJ631225 - 225A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars9/11/26Review
Works great!
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Surprised they had it!
Great shape, well packaged. Fast shipping
- KPKeith P.ReviewingFederal Pacific NFJ631200 - 200A 3 Pole Molded Case Circuit BreakerI recommend this productRated 5 out of 5 stars12/15/20Quick and easy ordering
Quick and easy ordering