


- Circuit Breaker /
- Molded Case /
- Square D /
QOB3100VH
QOB3100VH
Select Product Condition:
What's the difference?View Specifications
QOB3100VH Specifications
View Full SpecificationsView Specifications
QOB3100VH, Square D, QOB Series, type QOB, P, PH, A, V, , Bolt-On, Thermal Magnetic molded case circuit breakers suitable for QOB Series load centers
| Manufacturer | Square D | Subcategory | Molded Case |
| Family | QOB Series | Protection | Thermal Magnetic |
| Connection | Bolt-On | ||
| Manufacturer | Square D | ||
| Subcategory | Molded Case | ||
| Family | QOB Series | ||
| Protection | Thermal Magnetic | ||
| Connection | Bolt-On |
Electrical.com is NOT an authorized distributor for Square D and therefore the manufacturer’s warranty does not apply. This product does include an Electrical.com 2 year warranty.



We can test, inspect and repair your QOB3100VH. All repairs include a 2-Year Electrical.com Warranty.

The QOB3100VH is a molded case miniature circuit breaker from the Square D QO series, designed for reliable branch circuit protection in commercial and industrial electrical distribution systems. This model features a 3-pole configuration, a continuous current rating of A, and is rated for operation up to 120/240V AC. The QOB3100VH employs a bolt-on mounting style, making it suitable for secure installation in NQ and NQOD panelboards. It offers a high interrupting capacity of {aic rating}, providing robust protection for systems with significant fault current potential. The breaker is equipped with box-type lugs to accommodate 4 AWG to 2/0 AWG copper or aluminum conductors and includes a Visi-Trip indicator for quick identification of tripped status.
The QO series, including the QOB3100VH, is recognized for its durable molded case construction, consistent performance, and widespread use in both new installations and retrofit projects. The series is HACR rated, making it suitable for heating, air conditioning, and refrigeration applications, and is UL listed and CSA certified for compliance with industry standards. The QOB3100VH is designed to operate in ambient temperatures up to 104°F (40°C) and features a compact footprint for efficient panel integration.
For projects requiring dependable overcurrent protection and straightforward integration, the QOB3100VH offers a robust solution. Purchase the QOB3100VH at Electrical.com, your reliable partner for industrial and commercial electrical products. Our selection includes trusted breakers from manufacturers like Square D and Schneider Electric, backed by a dedicated sales team ready to assist with technical questions, product selection, and support.

