SQUARE D QO3201021 Miniature Circuit Breaker, 20 A, 3-Pole, 120/240V AC, 10kA
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO3201021) is a three-phase, 20 A, plug-in unit rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with QO Load Centers and…
SKU 3G-OTH-21575
Also listed as: QO 3201021 · QO-3201021
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
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Product Description
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO3201021) is a three-phase, 20 A, plug-in unit rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with QO Load Centers and NQ Panelboards, this 3-pole breaker provides overcurrent protection in commercial and industrial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QO3201021 miniature circuit breaker used for?
The SQUARE D QO3201021 provides overcurrent protection in commercial and industrial electrical distribution systems. It is a three-phase, 20 A, plug-in breaker rated for 120/240V AC with a 10kA interrupting rating, designed for use with QO Load Centers and NQ Panelboards.
What are the specifications of the SQUARE D QO3201021 circuit breaker?
The SQUARE D QO3201021 is a 3-pole, three-phase miniature circuit breaker rated 20 A at 120/240V AC. It has a maximum AIR rating of 10kA at 120/240V AC and is a plug-in type for QO Load Centers and NQ Panelboards. The manufacturer part number is QO3201021.
Where to buy the SQUARE D QO3201021 circuit breaker worldwide?
3G Electric supplies the SQUARE D QO3201021 miniature circuit breaker to customers 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 three-phase, 20 A breaker.
How to install the SQUARE D QO3201021 plug-in circuit breaker?
Install the SQUARE D QO3201021 by ensuring the QO Load Center or NQ Panelboard is de-energized. Align the breaker's plug-in tabs with the bus bar slots and press firmly until it snaps into place. Verify the handle is in the OFF position before energizing. Always follow local electrical codes.
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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.
