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
- 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 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.
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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.
