SQUARE D Miniature Circuit Breaker: 45 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QO245 is a 45 A, single-phase, 2-pole miniature circuit breaker from the QO Series, designed for plug-in use with QO Load Centers and NQ Panelboards. It has an AC voltage rating of 120/240V AC and a…
SKU 3G-OTH-21949
Also listed as: QO 245 · QO-245
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The SQUARE D QO245 is a 45 A, single-phase, 2-pole miniature circuit breaker from the QO Series, designed for plug-in use with QO Load Centers and NQ Panelboards. It has an AC voltage rating of 120/240V AC and a maximum AIR rating of 10kA at 120/240V AC.
Frequently Asked Questions
What is the SQUARE D QO245 miniature circuit breaker used for?
The SQUARE D QO245 is a 45 A, 2-pole miniature circuit breaker used for overcurrent protection in single-phase residential and commercial electrical systems. It is designed for plug-in installation in QO Load Centers and NQ Panelboards, providing reliable branch circuit protection at 120/240V AC.
What are the specifications of the SQUARE D QO245 circuit breaker?
The SQUARE D QO245 is a 45 A, single-phase, 2-pole miniature circuit breaker with an AC voltage rating of 120/240V AC and a maximum AIR rating of 10kA at 120/240V AC. It is part of the QO Series and is designed for use with QO Load Centers and NQ Panelboards.
Where to buy the SQUARE D QO245 circuit breaker worldwide?
The SQUARE D QO245 is available to order worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact 3G Electric for availability and lead time on this QO Series miniature circuit breaker.
How to install the SQUARE D QO245 circuit breaker?
To install the SQUARE D QO245, ensure the load center or 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 breaker is fully seated and the handle is in the OFF position before restoring power. 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.
