SQUARE D Miniature Circuit Breaker: 80 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO2801021) is a 2-pole, plug-in unit rated for 80 A, 120/240V AC, single-phase applications. It has a maximum AIR rating of 10kA at 120/240V AC and is designed…
SKU 3G-OTH-22130
Also listed as: QO 2801021 · QO-2801021
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO2801021) is a 2-pole, plug-in unit rated for 80 A, 120/240V AC, single-phase applications. It has a maximum AIR rating of 10kA at 120/240V AC and is designed for use with QO Load Centers and NQ Panelboards.
Frequently Asked Questions
What is the SQUARE D QO2801021 miniature circuit breaker used for?
The SQUARE D QO2801021 is a 2-pole, 80 A miniature circuit breaker for single-phase 120/240V AC applications. It protects electrical circuits from overloads and short circuits in QO Load Centers and NQ Panelboards, commonly used in commercial and industrial power distribution.
What are the specifications of the SQUARE D QO2801021 circuit breaker?
The SQUARE D QO2801021 is rated 80 A, 120/240V AC, single-phase, with a maximum AIR rating of 10kA at 120/240V AC. It has 2 poles, a plug-in mounting style, and is designed for use with QO Load Centers and NQ Panelboards.
Where to buy the SQUARE D QO2801021 circuit breaker worldwide?
3G Electric supplies the SQUARE D QO2801021 miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this genuine SQUARE D part.
How to install the SQUARE D QO2801021 circuit breaker?
Install the SQUARE D QO2801021 by plugging it into a compatible QO Load Center or NQ Panelboard. Ensure the panel is de-energized, align the breaker's mounting tabs with the bus bar, and press firmly until it snaps into place. Always follow local electrical codes and manufacturer instructions.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qo series, plug-in square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
