SQUARE D Miniature Circuit Breaker: 20 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QO120HID is a 20 A, single-phase miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It carries a maximum AIR rating of 10kA at 120/240V…
SKU 3G-OTH-21470
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 QO120HID is a 20 A, single-phase miniature circuit breaker from the QO Series, designed for plug-in installation in QO Load Centers and NQ Panelboards. It carries a maximum AIR rating of 10kA at 120/240V AC and is rated for 120/240V AC operation.
Frequently Asked Questions
What is the SQUARE D QO120HID miniature circuit breaker used for?
The SQUARE D QO120HID is a 20 A, single-phase miniature circuit breaker used for overcurrent protection in residential and commercial electrical systems. It installs in QO Load Centers and NQ Panelboards, safeguarding branch circuits against overloads and short circuits at 120/240V AC.
What are the specifications of the SQUARE D QO120HID?
The SQUARE D QO120HID is a 20 A, single-phase, plug-in 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 QO Load Centers and NQ Panelboards. The manufacturer part number is QO120HID.
Where to buy the SQUARE D QO120HID worldwide?
3G Electric supplies the SQUARE D QO120HID miniature circuit breaker worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this QO Series breaker.
How to install the SQUARE D QO120HID circuit breaker?
To install the SQUARE D QO120HID, ensure the panel is de-energized, then plug the breaker into the bus bar of a compatible QO Load Center or NQ Panelboard. Verify the breaker is fully seated and the handle snaps into position. 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.
