Welcome to the Schneider Electric Website

Welcome to our website.

Select your location

Welcome the the Schneider Electric French website. It looks like you are located in the United States, would you like to change your location?

Traduisez en francais

Q4, LA, LH Moulded Case Circuit Breakers

Ratings from 125 to 400A

Q4, LA, LH circuit breakers are designed to protect electrical systems from damage caused by overloads and short circuits.

Schneider Eletric
Q4, LA, LH Moulded Case Circuit Breakers
  • Features

    • Available in 2- and 3 pole construction
    • LA, LH are available from 125 to 400A, at up to 600 Vac and 250 Vdc
    • Q4 are available from 250 to 400A, 240 Vac
    • Interrupting ratings:
      • Q4 – 25 kA at 240 Vac
      • LA - 30 kA at 480 Vac, 22 kA at 600Vac and 10kA at 250 Vdc.
      • LH - 35 kA at 480 Vac, 25 kA at 600Vac and 50kA at 250 Vdc
    • Available in Unit-mount (lug-lug, rear, bus bar connection), I-line constructions
    • CSA C22.2 No. 5 / UL 489 certified


    Reliable circuit protection for your application


    Electrical Distribution Equipment
    Commercial Buildings
    Industrial Buildings

Reach Us

Have a question, complaint or is there some feedback you’d like to send us to make your experience with Schneider Electric better?