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Matched our existing hardware and fit as expected. Clean install.
Maintenance · Retrofit work
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400A
NJJ232400NA | Circuit Breaker | 400A | 3-Pole | 240V
★★★★★
| Amperes | 400 |
| Poles | 3 |
| Voltage | 240 |
| Product Type | 400A |
Regular price
$2,010.00
Sale price
$2,010.00
Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
NJJ232400NA | Circuit Breaker | 400A | 3-Pole | 240V
Regular price
$2,010.00
Sale price
$2,010.00
Regular price
Unit price
Product description
Shipping
The NJJ232400NA stands out as a rugged industrial circuit breaker built for demanding electrical environments. With a precise 400A rating, a 3-pole design, and 240V operation, this unit delivers reliable overcurrent protection for three‑phase power distribution. It’s purpose‑built for maintenance, retrofit, and replacement projects where exact specifications matter, helping keep equipment safe and downtime minimal.
Why choose the NJJ232400NA
- 400A protection for high‑demand circuits: Designed to safeguard heavy loads common in industrial panels and equipment.
- Three‑pole, 240V configuration: Perfect for standard 3‑phase, 4‑wire systems used in manufacturing, processing, and power distribution.
- Rugged, industry‑grade construction: Built to endure the vibration and environmental demands of active facilities.
- Clear reference for compatibility: The part number NJJ232400NA is the best reference when matching components for your panel or retrofit project.
- Maintenance, retrofit, and replacement ready: A practical choice whenever you need to upgrade or restore an existing installation to its designed protection level.
Practical use cases
- Upgrading electrical panels in manufacturing floors where 3‑phase 240V distribution is standard.
- Replacing aging breakers in service disconnects or control cabinets to restore stable protection levels.
- Retrofit projects that require exact amperage, pole configuration, and voltage specifications to maintain system integrity.
- Facilities management in data centers, food processing, or industrial environments where consistent, reliable protection is critical.
What you need to know before purchasing
- Fit and ratings verification: Confirm fit and ratings before ordering to ensure seamless replacement in your existing panel.
- Part number reference: Use NJJ232400NA as the primary compatibility reference to align with your equipment specifications.
- Installation safety: Have a qualified electrician perform installation and adhere to local electrical codes and standards.
Technical specifications at a glance
- Amperage: 400A
- Poles: 3-Pole
- Voltage: 240V
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