Bryan Obida

Live support:

Monday - Friday 6AM - 6PM PST

QO342MQB125 Schneider Electric Industrial Automation Components

Schneider Electric QO342MQB125 Square D by Schneider Electric QO342MQB125 is a load center designed for surface mounting with a rated current of 125A and a connection type featuring lugs. It measures H375mm x W362mm (H14.76" x W14.25") and offers 42 spaces for single pole circuits. This load center is built with a welded galvannealed steel enclosure and tin-plated copper busbar, ensuring durability and conductivity. It operates at a rated voltage of 120Vac/240Vac and has a short circuit breaking rating of 25kA. The QO342MQB125 is equipped with a NEMA 3R degree of protection, making it suitable for various environmental conditions.
Schneider Electric

Part#:QO342MQB125

Manufacturer:Schneider Electric

Product Lifecycle:Active

Get a quick Quote!

Square D by Schneider Electric QO342MQB125 is a load center designed for surface mounting with a rated current of 125A and a connection type featuring lugs. It measures H375mm x W362mm (H14.76" x W14.25") and offers 42 spaces for single pole circuits. This load center is built with a welded galvannealed steel enclosure and tin-plated copper busbar, ensuring durability and conductivity. It operates at a rated voltage of 120Vac/240Vac and has a short circuit breaking rating of 25kA. The QO342MQB125 is equipped with a NEMA 3R degree of protection, making it suitable for various environmental conditions.

About the manufacturer: Schneider Electric is one of the manufacturers that offers Industrial Automation Components that you can order at marketplace.quotebeam.com. We provide digital solutions for energy and automation that improve efficiency and support sustainability. Our comprehensive solutions include cutting-edge energy technologies, real-time automation, software, and services for residential, commercial, and industrial settings.

Check out the QO342MQB125 Schneider Electric price in the box on the right side or send a quick quote.

Product Details

  • Wiring Configuration
    4-wire 3-wire
  • Width
    14.25 in (362 mm)
  • Surface Finish
    Baked enamel Gray
  • Height
    14.76 in (375 mm)
  • Enclosure Material
    Welded galvannealed steel
  • Electrical Connection
    Lugs
  • Ground Bar
    Grounding bar (ordered separately)
  • Busbar Material
    Tin plated copper busbar
  • Box Number
    14R
  • Number Of Phases
    3 phase
  • Voltage Rating
    120/240 V AC
  • Wire Size
    AWG 4...300 kcmil copper or aluminium
  • Maximum Number Of Single Pole Circuits
    42
  • Product Type
    Load Center
  • Rated Current
    125 A
  • Number Of Spaces
    42
  • Load Center Type
    Main breaker
  • Marketing Trade Name
    QO
  • Max Short Circuit Current Rating
    25 kA
  • Tightening Torque
    Cover 20 lb.in
  • Cover Type
    Surface cover

Product condition

ORIGINAL PACKAGING

SURPLUS ORIGINAL PACKAGING - 100% unused and in original packaging



1-year warranty

Get a quick Quote!

Request a quote, and we will send you price and availability within minutes.

Select Qty:

Average response time: 11 minutes

By purchasing this item, you agree to the Terms & Conditions

Quotebeam is NOT an authorized distributor of Schneider Electric

Shipping and Delivery Worldwide

calculate costs and time


Secure Payment Processing

with money back guarantee


1 year warranty

on all parts


Responsive Customer Support

we're here to help!

Need more details?

Feel free to chat with us or check our FAQ

Schneider Electric Disclaimer:

The product is unused surplus. Quotebeam is not an authorized surplus dealer or affiliate for the Manufacturer of this product. Products may feature older date codes or be from an earlier series than what is currently available from the manufacturer or authorized dealers. Because Quotebeam is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Schneider Electric Controls products will have firmware already installed, Quotebeam makes no representation as to whether a Controls product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Quotebeam also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Schneider Electric, its distributors, or any other source. Quotebeam also makes no representations as to your right to install any such firmware on the product. Quotebeam will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

Relevant products

Do you have questions?

We’re here for you ✨

We are a proud member of:

Association for High Technology Distribution LogoAssociation for Advancing Automation LogoThe International Society of Automation Logo