Built for commercial applications, the QOB2100VH delivers 100 amps of thermal-magnetic protection. This two-pole breaker ensures dependable performance for demanding electrical systems. It mounts securely into Square D NQ and NQOD panelboards using a robust bolt-on connection. The unit accepts 4 AWG to 2/0 AWG wire via standard box lugs. Rated at 22 kAIC, it handles elevated fault currents safely. The signature Visi-Trip indicator provides a clear visual cue when tripped.
Specifications
Brand
Square D
Series
QOB
Part Number
QOB2100VH
Amperage
100A
Voltage
240VAC, 120/240VAC, 48VDC
Poles
2
Phase
1
AIC Rating
22kA @ 240VAC, 22kA @ 120/240VAC, 5kA @ 48VDC
Mounting Style
Bolt-On
Terminal Type
Box Lugs
For Use With
Square D NQ Panelboards, Square D NQOD Panelboards
Trip Technology
Thermal Magnetic
Trip Function Code
LI
Trip Function
Long-Time, Instantaneous
Trip Adjustability
Fixed
Wire Gauge
4 AWG-2/0 AWG (Cu/Al)
Max Wire
2/0 AWG
Min Wire
4 AWG
Available Options
Padlock Attachment
Accessories
Load Side Lugs Included
Standards
CSA C22.2 No. 5, HACR, UL 489
Approval
CSA, HACR, UL
Temp Rating
40C
Construction Features
HACR Rated, Visual Trip Indicator, High Interrupting Capacity
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When shopping with SuperBreakers, you’ll have peace of mind knowing that every single item you purchase includes a 60 day warranty, free of charge. Why such confidence? Because only the highest quality electrical parts have a place on our shelves, and we stand by every single one we sell.
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4.9
Rated 4.9 out of 5 stars
Based on 188 reviews
5
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Total 5 star reviews: 181
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Total 4 star reviews: 6
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Total 3 star reviews: 0
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Total 2 star reviews: 0
1
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1
Total 1 star reviews: 1
Reviews Summary
Generated by AI from 100 most recent customer reviews
Last updated 3/11/26
Customers say these electrical breakers arrive exactly as ordered and work perfectly for their intended applications. They consistently praise the competitive pricing, which many report is significantly lower than local suppliers. Fast shipping and prompt delivery are frequently highlighted, with many receiving orders within days or even next-day delivery for urgent needs. The breakers arrive well-packaged and in excellent condition. Many reviews emphasize the company's extensive inventory availability, particularly for hard-to-find breakers. One customer experienced difficulty with order cancellation and was charged a restocking fee, which caused dissatisfaction.