SQUARE D Miniature Circuit Breaker: 100 A, 120/240V AC, Three Phase, 10kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB3100) is a 100 A, three-phase, bolt-on breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with Square D NQOD…
SKU 3G-OTH-22549
Also listed as: QOB 3100 · QOB-3100
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 QOB3100) is a 100 A, three-phase, bolt-on breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use with Square D NQOD Panelboards, this 3-pole unit provides overcurrent protection in industrial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QOB3100 miniature circuit breaker used for?
The SQUARE D QOB3100 provides overcurrent protection in industrial electrical distribution systems. It is a 100 A, three-phase, bolt-on breaker rated for 120/240V AC with a 10kA interrupting capacity, designed for use with Square D NQOD panelboards.
What are the specifications of the SQUARE D QOB3100 circuit breaker?
The SQUARE D QOB3100 is a 3-pole, 100 A miniature circuit breaker rated for 120/240V AC, three-phase, with a maximum AIR rating of 10kA at 120/240V AC. It is a bolt-on QOB Series unit for use with Square D NQOD panelboards.
Where to buy the SQUARE D QOB3100 circuit breaker worldwide?
3G Electric supplies the SQUARE D QOB3100 miniature circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.
How to install the SQUARE D QOB3100 circuit breaker?
Install the SQUARE D QOB3100 by bolting it into a compatible Square D NQOD panelboard. Ensure the panel is de-energized, torque terminals to manufacturer specifications, and verify the 100 A, 120/240V AC rating matches your system. Always follow local electrical codes.
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.
