SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QOB220 is a 20 A, single-phase, bolt-on miniature circuit breaker from the QOB Series, rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. This 2-pole breaker is designed for use with…
SKU 3G-OTH-22754
Also listed as: QOB 220 · QOB-220
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The SQUARE D QOB220 is a 20 A, single-phase, bolt-on miniature circuit breaker from the QOB Series, rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. This 2-pole breaker is designed for use with Square D NQOD panelboards.
Frequently Asked Questions
What is the SQUARE D QOB220 miniature circuit breaker used for?
The SQUARE D QOB220 is a 20 A, 2-pole bolt-on miniature circuit breaker used for overcurrent protection in single-phase 120/240V AC electrical systems. It is designed specifically for use with Square D NQOD panelboards in commercial and industrial power distribution applications.
What are the specifications of the SQUARE D QOB220?
The SQUARE D QOB220 is a 20 A, single-phase, 2-pole bolt-on miniature circuit breaker rated for 120/240V AC. It has a maximum AIR rating of 10kA at 120/240V AC and is designed for use with Square D NQOD panelboards. The manufacturer part number is QOB220.
Where to buy the SQUARE D QOB220 worldwide?
3G Electric supplies the SQUARE D QOB220 miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this Square D QOB Series breaker.
How to install the SQUARE D QOB220 circuit breaker?
To install the SQUARE D QOB220, ensure the panelboard is de-energized. Align the bolt-on breaker terminals with the bus bar connectors in a Square D NQOD panelboard and tighten the mounting bolt securely. Follow all local electrical codes and use proper personal protective equipment.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qob series, bolt-on square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
