SQUARE D Miniature Circuit Breaker: 15 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO1151021) is a 15 A, single-phase, plug-in breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with QO Load Centers…
SKU 3G-OTH-21286
Also listed as: QO 1151021 · QO-1151021
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.
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Product Description
The SQUARE D QO Series Miniature Circuit Breaker (MPN QO1151021) is a 15 A, single-phase, plug-in breaker 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 1-pole device provides overcurrent protection in residential and commercial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QO1151021 miniature circuit breaker used for?
The SQUARE D QO1151021 provides overcurrent protection in residential and commercial electrical distribution systems. It is designed for use with QO Load Centers and NQ Panelboards, protecting branch circuits from overloads and short circuits.
What are the specifications of the SQUARE D QO1151021 circuit breaker?
The SQUARE D QO1151021 is a 15 A, single-phase, 1-pole plug-in miniature circuit breaker rated for 120/240V AC. It has a maximum AIR rating of 10kA at 120/240V AC and is compatible with QO Load Centers and NQ Panelboards.
Where to buy the SQUARE D QO1151021 circuit breaker worldwide?
3G Electric supplies the SQUARE D QO1151021 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.
How to install the SQUARE D QO1151021 circuit breaker?
To install the SQUARE D QO1151021, ensure the panel is de-energized. Align the breaker's plug-in base with the bus bar in a QO Load Center or NQ Panelboard, then press firmly until it snaps into place. Always follow local electrical codes and use proper personal protective equipment.
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.
