SQUARE D Miniature Circuit Breaker: 45 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (SKU QOB145, MPN QOB145) is a 45 A, single-phase, bolt-on circuit breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. Designed for use…
SKU 3G-OTH-23408
Also listed as: QOB 145 · QOB-145
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 (SKU QOB145, MPN QOB145) is a 45 A, single-phase, bolt-on circuit 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 1-pole breaker provides overcurrent protection in industrial electrical distribution systems.
Frequently Asked Questions
What is the SQUARE D QOB145 miniature circuit breaker used for?
The SQUARE D QOB145 provides overcurrent protection in industrial electrical distribution systems. It is a 45 A, single-phase, bolt-on breaker rated for 120/240V AC with a 10kA interrupting rating, designed for use with Square D NQOD panelboards.
What are the specifications of the SQUARE D QOB145 circuit breaker?
The SQUARE D QOB145 is a 1-pole, 45 A, single-phase miniature circuit breaker rated 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. It is a bolt-on type for use with Square D NQOD panelboards.
Where to buy the SQUARE D QOB145 circuit breaker worldwide?
3G Electric supplies the SQUARE D QOB145 circuit breaker worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time.
How to install the SQUARE D QOB145 circuit breaker?
Install the SQUARE D QOB145 by bolting it into a compatible Square D NQOD panelboard. Ensure the panel is de-energized, verify the 45 A rating matches the circuit load, and torque terminals to manufacturer specifications. 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.
