SQUARE D Miniature Circuit Breaker: 30 A, 120/240V AC, Single Phase, 10kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB1301021) is a 30 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…
SKU 3G-OTH-23483
Also listed as: QOB 1301021 · QOB-1301021
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 QOB1301021) is a 30 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 QOB1301021 miniature circuit breaker used for?
The SQUARE D QOB1301021 is a 30 A, single-phase, bolt-on miniature circuit breaker used for overcurrent protection in industrial electrical distribution systems. It is designed specifically for use with Square D NQOD panelboards, providing reliable protection for branch circuits in commercial and industrial facilities.
What are the specifications of the SQUARE D QOB1301021 circuit breaker?
The SQUARE D QOB1301021 is a 1-pole, 30 A, single-phase miniature circuit breaker rated at 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. It is a bolt-on type from the QOB Series, designed for use with Square D NQOD panelboards.
Where to buy the SQUARE D QOB1301021 circuit breaker worldwide?
You can source the SQUARE D QOB1301021 circuit breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive genuine SQUARE D components for your electrical distribution needs.
How to install the SQUARE D QOB1301021 bolt-on circuit breaker?
To install the SQUARE D QOB1301021, ensure the panelboard is de-energized. Align the breaker's bolt-on tabs with the mounting slots in a Square D NQOD panelboard, then tighten the terminal screws to the manufacturer's recommended torque. Always follow local electrical codes and use appropriate 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.
