SQUARE D Miniature Circuit Breaker: 40 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB240GFI) is a 40 A, single-phase, bolt-on unit 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-23092
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 QOB Series Miniature Circuit Breaker (MPN QOB240GFI) is a 40 A, single-phase, bolt-on 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 2-pole breaker provides overcurrent protection in industrial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QOB240GFI miniature circuit breaker used for?
The SQUARE D QOB240GFI is a 40 A, 2-pole bolt-on miniature circuit breaker used for overcurrent protection in industrial electrical distribution systems. It is designed for use with QO Load Centers and NQ Panelboards, providing reliable single-phase protection at 120/240V AC with a 10kA interrupting rating.
What are the specifications of the SQUARE D QOB240GFI circuit breaker?
The SQUARE D QOB240GFI is a 40 A, single-phase, 2-pole bolt-on 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 brand is SQUARE D, part of the QOB Series.
Where to buy the SQUARE D QOB240GFI circuit breaker worldwide?
3G Electric supplies the SQUARE D QOB240GFI miniature circuit breaker to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery for international orders. Contact us to source this genuine SQUARE D part for your electrical distribution needs.
How to install the SQUARE D QOB240GFI circuit breaker?
Install the SQUARE D QOB240GFI by bolting it into a compatible QO Load Center or NQ Panelboard. Ensure power is off, verify the 40 A rating matches your circuit, and torque terminals to manufacturer specifications. Always follow local electrical codes and use proper personal protective equipment during installation.
Used in
Common applications for SQUARE DSQUARE D Products
3G Electric supplies SQUARE D qob series, bolt-on square d miniature circuit breakers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
