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Square D QOM2150VH Miniature Circuit Breaker

  • 150A
  • 2 Pole
  • Bolt-On
Square D QOM2150VH
Miniature Circuit Breaker
Brand Square D
SKU QOM2150VH
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  • 150A
  • 2 Pole
  • Bolt-On

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Square D QOM2150VH - 150A 2 Pole Miniature Circuit Breaker

Square D QOM2150VH - 150A 2 Pole Miniature Circuit Breaker

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$243.60 In Stock

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Description

Engineered for primary panel protection, the Square D QOM2150VH is a 150-amp, two-pole main breaker. It delivers reliable thermal-magnetic protection with long-time and instantaneous trip functions. The unit includes the Visi-Trip visual indicator, which clearly flags a tripped circuit to streamline maintenance. This bolt-on miniature circuit breaker installs into QO and Homeline load centers. Rated for 22 kAIC at 120/240VAC, it provides high interrupting capacity and is also HACR rated.

Specifications

Key specifications
Brand Square D
Part Number QOM2150VH
Series QOM
Amperage 150A
Poles 2
Mounting Style Bolt-On
Voltage 120/240VAC
Phase 1
AIC Rating 22kA @ 120/240VAC
Fit and installation
Frame Type QO
Terminal Type Box Lugs
For Use With QO Load Centers, Homeline Load Centers
Wire Gauge 4 AWG - 300 kcmil (Al/Cu)
Max Wire 300 kcmil
Min Wire 4 AWG
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Alarm Switch
Accessories Lugs Included
Standards CSA C22.2 No. 5, UL 489
Approval CSA, UL
Temp Rating 40C
Construction Features Visual Trip Indicator, HACR Rated, High Interrupting Capacity, Main Breaker

Product FAQs

6 answers
Which load centers are compatible with the QOM2150VH main breaker?

This QOM2 frame main breaker is designed exclusively for Square D QO and Homeline load centers, as well as compatible CSED devices, that are rated for 150 to 225 amps and configured to accept a QOM2 main breaker.

Can I use the QOM2150VH to replace a standard QOM2150?

Yes, the QOM2150VH is a direct physical replacement for the QOM2150. The VH designation simply indicates a higher interrupting rating of 22 kAIC, whereas the standard QOM2150 is rated for 10 kAIC.

Is it permissible to install this 150A main breaker in a 200A or 225A load center?

Yes. You can install a lower amperage main breaker in a load center with a higher bus rating, such as placing this 150A breaker into a 200A or 225A QO or Homeline panel, as long as the panel accepts QOM2 frame breakers. You cannot, however, install a main breaker that exceeds the maximum rating of the panel.

How does this main breaker mount inside the load center?

The QOM2150VH is a field-installable, bolt-on main breaker. It secures directly to the interior bus assembly of the load center using mounting screws, rather than plugging onto the bus bars like a standard branch breaker.

Can the QOM2150VH be used as a branch breaker or back-fed device?

No. The QOM2 frame is specifically engineered to function as a dedicated main circuit breaker in convertible main lug panels or as a replacement main breaker. It is not designed to be mounted or back-fed in standard branch breaker spaces.

Does installing this 22 kAIC main breaker increase the short-circuit rating of my panel?

When installed ahead of standard 10 kAIC QO or Homeline branch breakers, this 22 kAIC main breaker can provide a UL listed series-connected short-circuit current rating of 22,000 amperes for the entire panel, depending on the specific branch breakers used.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 7 reviews
Total 5 star reviews: 7 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
7 reviews
  • CH
    Charles H.
    Verified Buyer
    Reviewing
    Square D QOM100VH - 100A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/28/25
    Sq D always makes sense

    It fit perfectly in a panel that has a DC at the meter. Now I can wire my Gen circuits.

  • MK
    MONA K.
    Flag of United States
    Verified Buyer
    Reviewing
    Square D QOM100VH - 100A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/30/25
    Perfect fit

    Perfect fit,quick service! An exact replacement for a 100 amp main breaker. Full power back. AC working again.

  • SH
    Sabine H.
    Flag of United States
    Reviewing
    Square D QOM2150MM - 150A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/4/22
    Service

    Service

  • DR
    Derrick R.
    Flag of United States
    Reviewing
    Square D QOM2100VH - 100A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    12/29/21
    AWESOME SERVICE AND AVAILABILITY

    AWESOME SERVICE. ORDERED AND GOT MY DELIVERY IN ONE DAY! WILL CONTINUE TO USE YOU GUYS IN THE FUTURE!!

  • SA
    Samuel A.
    Flag of United States
    Reviewing
    Square D QOM2200VH - 200A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/6/21
    Works great as designed

    Needed this specific breaker for a drop-in replacement and this was it. I wasn’t disappointed. Superbreakers had it when others didn’t.