SQUARE D Miniature Circuit Breaker: 30 A, 120/240V AC, Three Phase, 10kA at 120/240V AC
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB3301021) is a three-phase, 30 A, bolt-on breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. It is designed for use with Square D…
SKU 3G-OTH-23008
Also listed as: QOB 3301021 · QOB-3301021
Local availability & support — the Philippines
- Delivery
- 5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
- Payment
- Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
- Ships to
- Manila, Quezon City, Cebu, Davao, Batangas
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Product Description
The SQUARE D QOB Series Miniature Circuit Breaker (MPN QOB3301021) is a three-phase, 30 A, bolt-on breaker rated for 120/240V AC with a maximum AIR rating of 10kA at 120/240V AC. It is designed for use with Square D NQOD panelboards.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the SQUARE D QOB3301021 miniature circuit breaker used for?
The SQUARE D QOB3301021 is a three-phase, 30 A bolt-on miniature circuit breaker used to protect electrical circuits from overloads and short circuits in commercial and industrial applications. It is specifically designed for use with Square D NQOD panelboards, providing reliable overcurrent protection at 120/240V AC.
What are the specifications of the SQUARE D QOB3301021 circuit breaker?
The SQUARE D QOB3301021 is a three-pole, 30 A miniature circuit breaker rated for 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. The brand is SQUARE D.
Where to buy the SQUARE D QOB3301021 circuit breaker worldwide?
You can source the SQUARE D QOB3301021 circuit breaker through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply genuine SQUARE D components for commercial and industrial applications.
How to install the SQUARE D QOB3301021 bolt-on circuit breaker?
To install the SQUARE D QOB3301021, ensure the panelboard is de-energized. Align the breaker's bolt-on tabs with the mounting slots in a compatible Square D NQOD panelboard, then tighten the mounting screw securely. Connect the line and load conductors to the appropriate terminals, torquing 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.
