QO320 - Square D 20 Amp 3 Pole Circuit Breaker

QO320 - Square D 20 Amp 3 Pole Circuit Breaker
QO320 - Square D 20 Amp 3 Pole Circuit Breaker

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QO320 - Square D 20 Amp 3 Pole Circuit Breaker

Regular price $129.00
  • In stock and ready to ship
  • Inventory on the way
Rush shipping options calculated at checkout.
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  • FREE & fast shipping on orders over $49
  • CSA approved with 1 year warranty
  • 30 day returns

QO320 - Square D QO 3 Pole 20 Amp Breaker

QO Circuit Breakers provide the high level of protection you expect from Square D. When it comes to electrical protection, fast response is critical and QO Circuit Breakers can trip faster than the blink of an eye.


  • Manufacturer : Schneider Electric
  • Type QO Series
  • For use with QO load centers, CSED's and NQOD panel boards
  • Cat. No. : QO320
  • Dimensions (H x W x L): 3" x 1.50" x 3"
  • 3 Pole
  • 20 Amp
  • 120/240 Volt
  • Connection : Plug-In
  • Phase : 3
  • Interrupting Rating 10000 Ampere
  • Authentic Square D Product
  • CSA Approved and UL Listed

Alt Model: q0320

Returns are easy

You may return items within 30 days of delivery for a full refund.

View our return policy

FREE Shipping on orders over $49.

Canada Breakers offers one to five day delivery in Canada & United States. The variation depends on the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, Canada Breakers may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

Product Warranty - QO320 - Square D 20 Amp 3 Pole Circuit Breaker

All products carry a 1-year warranty from Canada Breakers. All products sold by Canada Breakers are authentic, factory new and CSA approved.

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Customer Reviews

Based on 12 reviews
kyle young

QO320 - Square D 20 Amp 3 Pole Circuit Breaker

Sébastien Barcelo
Délais de livraison rapide et efficace

J’ai commandé un disjoncteur 3 pôles 20A et le délais et prix était vraiment efficace et raisonnable. Vous venez de vous faire un nouveau client:)

Highly Recommended

Good products, installed one last August 28. Unfortunately I have to return one back, bought too many. David is very welcoming and easy to talk to regarding the return. Will recommend to my friends the store.

very good

very good service very quick!!

great price for these breakers

price beat the local hw stores in Ontario

Five Stars

Breakers work great so far.

Rodger Fairfield
No problems, worked as expected.

No problems , worked as expected.


Had to add a new breaker to existing box and this one did the trick.