SQUARE D Miniature Circuit Breaker: 90 A, 120/240V AC, Single Phase, 22kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB290VH) is a 90 A, single-phase, bolt-on circuit breaker rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. This 2-pole unit is designed…
SKU 3G-OTH-23468
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 QOB290VH) is a 90 A, single-phase, bolt-on circuit breaker rated for 120/240V AC with a maximum AIR rating of 22kA at 120/240V AC. This 2-pole unit is designed for use with Square D NQOD panelboards.
Frequently Asked Questions
What is the SQUARE D QOB290VH miniature circuit breaker used for?
The SQUARE D QOB290VH is a 90 A, 2-pole bolt-on miniature circuit breaker used for overcurrent protection in single-phase 120/240V AC electrical systems. It is designed specifically for use with Square D NQOD panelboards in commercial and industrial power distribution applications.
What are the specifications of the SQUARE D QOB290VH circuit breaker?
The SQUARE D QOB290VH is a 90 A, single-phase, 2-pole miniature circuit breaker rated for 120/240V AC. It has a maximum AIR rating of 22kA at 120/240V AC. This QOB Series bolt-on breaker is intended for use with Square D NQOD panelboards.
Where to buy the SQUARE D QOB290VH circuit breaker worldwide?
3G Electric supplies the SQUARE D QOB290VH miniature circuit breaker worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this QOB Series breaker for your project.
How to install the SQUARE D QOB290VH bolt-on circuit breaker?
Install the SQUARE D QOB290VH by ensuring the panelboard is de-energized, then align the breaker's bolt-on tabs with the bus bars in a compatible Square D NQOD panelboard. Tighten the mounting screw to the manufacturer's specified torque. Always follow local electrical codes and use proper personal protective equipment.
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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.
