SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Three Phase, 10kA at 120/240V AC
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 — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
Need installation or engineering help?
Ask a question
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.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
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.
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.
