Square D QOB220HID Miniature Circuit Breaker
- 20A
- 2 Pole
- Bolt-On
Square D
QOB220HID
Miniature Circuit Breaker
Brand
Square D
SKU
QOB220HID
Quantity
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Square D QOB220HID - 20A 2 Pole Miniature Circuit Breaker
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Description
Built for commercial lighting applications, the Square D QOB220HID delivers specialized 20A protection. This two-pole breaker is HID-rated, making it ideal for circuits feeding high-intensity discharge and fluorescent lighting systems where high inrush currents are common. Mounts securely into Square D NQ and legacy NQOD panelboards via a reliable bolt-on connection.Specifications
| Brand | Square D |
|---|---|
| Part Number | QOB220HID |
| Series | QOB |
| Amperage | 20A |
| Poles | 2 |
| Mounting Style | Bolt-On |
| Voltage | 120/240VAC, 48VDC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC, 5kA @ 48VDC |
| Frame Type | QOB |
|---|---|
| Terminal Type | Pressure Plate |
| For Use With | NQ Panelboards, NQOD Panelboards |
| Wire Gauge | 14-8 AWG (Al/Cu) |
| Max Wire | 8 AWG |
| Min Wire | 14 AWG |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed |
| Available Options | Shunt Trip, Auxiliary Switch, Alarm Switch, Padlock Attachment |
|---|---|
| Accessories | Load Side Lugs Included |
| Standards | CSA C22.2 No. 5, UL 489, HACR |
| Approval | CSA, UL |
| Temp Rating | 40C |
| Construction Features | HID Rated, Visual Trip Indicator |
Product FAQs
7 answersWhich panelboards are compatible with the Square D QOB220HID circuit breaker?
This bolt-on circuit breaker is designed specifically for use in Square D NQ and NQOD panelboards.
Can I install the QOB220HID in a standard QO residential load center?
No. The QOB220HID features a bolt-on mounting design intended for commercial NQ and NQOD panelboards. Standard QO load centers require plug-on circuit breakers.
What does the HID suffix indicate on the QOB220HID?
The HID designation means the breaker is rated for High Intensity Discharge lighting loads. It is engineered to safely handle the high inrush currents generated when HID lighting fixtures are energized.
Is the QOB220HID suitable for DC applications?
Yes, in addition to its standard AC ratings, this breaker is rated for use on 48VDC systems with a 5kA interrupting capacity.
What wire sizes are accepted by the terminals on the QOB220HID?
The pressure plate terminals are designed to accept 14 AWG to 8 AWG copper or aluminum conductors.
How does the QOB220HID connect to the panelboard busbar?
It uses a bolt-on mounting mechanism, providing a secure, vibration-resistant mechanical connection to the busbar in compatible panelboards.
Does the QOB220HID provide arc fault or ground fault protection?
No, this is a standard thermal-magnetic circuit breaker providing overload and short-circuit protection. It does not include AFCI or GFCI circuitry.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 206 reviews.
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.
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Rating
206 reviews
- KHKristopher H.Verified BuyerReviewingSquare D QOB120GFI - 20A GFCI Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars9/28/26Great Price!
Great price. Fast delivery. My local electric distributor wanted double for the same breaker, so it was a no brainer to order this one. Ordered another one since with the same great service.
- BLBOOSTIX L.Verified BuyerReviewingSquare D QOB220 - 20A 2 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars8/17/26QOB220
That's nice breakers!
- PHPaul H.Verified BuyerReviewingSquare D QOB330 - 30A 3 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars8/5/26Quick shipping and delivery
Shipped and delivered on time for installation at one of our projects. Thank you!
- RMRick M.Verified BuyerReviewingSquare D QOB220 - 20A 2 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars8/3/26Project Mgr
Just what I needed.
- DHDoug H.Verified BuyerReviewingSquare D QOB220 - 20A 2 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars8/3/26Square D QOB breakers
As always, our order arrived timely, and accurate. You can’t beat their prices that’s why we have used this company for years.