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Square D Q2M2150MB - 150A 2 Pole Molded Case Circuit Breaker

Brand Square D
SKU Q2M2150MB
5.0
Rated 5.0 out of 5 stars
7 Reviews
Free Shipping Over $99

Square D Q2M2150MB - 150A 2 Pole Molded Case Circuit Breaker

Brand Square D
SKU Q2M2150MB
5.0
Rated 5.0 out of 5 stars
7 Reviews
Select Item Condition
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Square D Q2M2150MB - 150A 2 Pole Molded Case Circuit Breaker

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$264.13 No stock

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DescriptionSpecificationsSuperClubWarranties
Description
Designed for main breaker applications, the Square D Q2M2150MB is a 2-pole, 150A molded case circuit breaker. It provides robust protection for commercial electrical systems. This bolt-on MCCB installs into Square D metering centers and legacy panelboards. It replaces older Q2 frames and is cross-referenced with the QDL22150. Rated at 10kAIC at 120/240VAC, it utilizes fixed thermal-magnetic trip elements. The unit includes load side lugs and a Visi-Trip indicator.

Specifications

Brand Square D
Series Q2
Part Number Q2M2150MB
Amperage 150A
Voltage 120/240VAC
Poles 2
Phase 1
AIC Rating 10kA @ 120/240VAC
Mounting Style Bolt-On
Terminal Type Lugs
For Use With Square D Metering Centers, Panelboards
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Wire Gauge 4 AWG - 300 kcmil (Al/Cu)
Max Wire 300 kcmil
Min Wire 4 AWG
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Load Side Lugs Included, Mounting Hardware
Standards CSA C22.2 No. 5, UL 489, NEMA AB 1
Approval CSA, UL
Temp Rating 40C
Construction Features Visual Trip Indicator, Main Breaker

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Warranties

We’ve got you covered!

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.

If anything goes wrong with your item that is not a result of misuse or normal wear and tear, we’ll gladly replace it at no cost to you.

Click here to read our full warranty details

Shipping

Free Shipping Policy

Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.

Click here to read our full shipping policy
Same Day Shipping

We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
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Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping

All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.

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
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7 reviews
  • MW
    makalita w.
    Verified Buyer
    Reviewing
    Square D Q232150 - 150A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    3/18/26
    Prompt service.

    Well packaged

    Was this helpful?
  • GS
    Greg S.
    Verified Buyer
    Reviewing
    Square D Q232200 - 200A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/29/25
    Great Job

    Whenever I need a breaker and my local distributor can't handle or get what I need, Superbreakers has always come through for us.

    Was this helpful?
  • AW
    Allen W.
    Flag of United States
    Reviewing
    Square D Q232175 - 175A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    6/17/22
    Great condition

    The breakers were in great condition. The serve was also great.

    Was this helpful?
  • JC
    Jim C.
    Flag of United States
    Reviewing
    Square D Q232200 - 200A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/13/22
    Great Service

    My order was received fast. The packaging was perfect. The quality of the product was what was expected.

    Was this helpful?
  • RD
    Rosemarie D.
    Flag of United States
    Reviewing
    Square D Q232150 - 150A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/1/20
    home

    II

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