Verified
Solid quality component. Exactly as described on the product page.
Maintenance team · Ontario
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Circuit Breaker
Square D | QOB330SWN | Circuit Breaker | 3-Pole | Bolt-On
| Part Number | QOB330SWN |
| Poles | 3 |
| Product Type | Circuit Breaker |
Regular price
$406.00
Sale price
$406.00
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.
Square D | QOB330SWN | Circuit Breaker | 3-Pole | Bolt-On
Regular price
$406.00
Sale price
$406.00
Regular price
Unit price
Product description
Shipping
The Square D QOB330SWN is a 3-pole bolt-on circuit breaker designed to protect three‑phase electrical circuits in panels that support QOB‑style devices. Built for maintenance, retrofit, and replacement projects, this unit ensures exact compatibility where matching specs are required.
Key reasons to choose the QOB330SWN:
- Three-pole protection delivers reliable shutdown for 3‑phase circuits, helping safeguard complex electrical installations.
- Bolt‑On mounting provides a secure, durable connection in compatible Square D panels, making field replacements straightforward.
- Exact compatibility is guided by the part number; QOB330SWN is the best reference for determining fit in panels that accept QOB‑type breakers.
- Maintenance-friendly ideal for retrofit and replacement scenarios where you need to preserve panel ratings and consistent protection.
Before ordering, confirm fit and ratings for your specific panel. Use the part number QOB330SWN as the primary reference to ensure you’re selecting the right device for your Square D electrical system.
Specifications at a glance:
- Poles: 3‑Pole
- Mounting: Bolt-On
- Part number: QOB330SWN
Whether you’re planning maintenance, performing a retrofit, or replacing a failing breaker, the Square D QOB330SWN 3‑pole bolt-on breaker delivers dependable protection for your three‑phase circuits with a trusted, field‑proven design.
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
Verified
Packaging was secure and the item arrived clean and ready for installation.
Electrical contractor · GTA
Verified
We’ve used this type on multiple jobs and it’s been reliable so far.
Panel shop · Canada/US
