Verified
Consistent quality. We’ve added similar items to our regular reorder list.
MRO · Reorder
Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Circuit Breaker
Square D | 999330 | Circuit Breaker | 3-Pole | Bolt-On
★★★★★
| Part Number | 999330 |
| Poles | 3 |
| Product Type | Circuit Breaker |
Regular price
$310.00
Sale price
$310.00
Regular price
Unit price
Save
Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
Square D | 999330 | Circuit Breaker | 3-Pole | Bolt-On
Regular price
$310.00
Sale price
$310.00
Regular price
Unit price
Product description
Shipping
Square D 999330 is a rugged 3-Pole Bolt-On Circuit Breaker designed to safeguard three‑phase electrical systems in industrial and commercial environments. When you’re performing maintenance, retrofits, or replacements, this breaker delivers a reliable, compatible solution that aligns with Square D specifications. The best reference for compatibility is the part number 999330, and you should confirm fit and ratings before ordering.
- 3-Pole configuration: Provides protection for all three conductors in a three-phase circuit, ensuring balanced and dependable circuit interruption.
- Bolt-On mounting: Offers a secure mechanical connection in panels designed for bolt-on breakers, helping maintain stable operation even in demanding conditions.
- Precise compatibility reference: Use the part number 999330 as the definitive guide to fit and ratings; this minimizes guesswork during maintenance or panel upgrades.
- Ideal use cases: Perfect for maintenance, retrofit, and replacement tasks in systems that require a 3-pole bolt-on breaker, reducing downtime and preserving system reliability.
For projects involving legacy or upgraded panels that demand a bolt-on 3-pole solution, the 999330 delivers straightforward installation and dependable electrical protection aligned with Square D standards.
Contact sales@ampstate.com
Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.
We want you to be 100% satisfied with your purchase.
What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
Verified
Support is responsive when we have questions about fit or application.
Purchasing · Quick answers
Verified
A reliable choice when we need industrial parts on short notice.
Service · Urgent replacement
