Toggle menu
Sales@RiverCityIndustrial.com
  • 0
  • Switchgear
  • Breakers: Molded Case
  • Breakers: Air & Vacuum
  • Bus Plugs & Busway
  • Flow Controls
  • Fuses
  • MCC Buckets
  • Motors & Gear Reducers
  • Operator Interfaces
  • PLCs
  • Relays
  • Servo Controls
  • Starters & Combo Boxes
  • Switches
  • Transformers
  • VS Drives
  • Miscellaneous
  • Shop by Brand
  • General Electric
  • Square D
  • Allen Bradley
  • Siemens
  • Westinghouse
  • Cutler Hammer
  • ABB
  • Honeywell
  • Reliance Electric
  • Eaton
  • View all Brands
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)
  • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)

    • Westinghouse LB3400F 400A Circuit Breaker w/ 300 Amp Trip & Aux 600V 3P LB3300 (EM5928-1)

    Cutler Hammer

    $93.10
    Adding to cart… category.add_cart_announcement

    Product Description

    Cutler Hammer
    Westinghouse / Eaton

    MPN: LB3400F
    USED
    Molded Case Circuit Breaker
    400 Amps Frame | 300 A Trip
    LB Frame
    120 VAC Auxiliary Switch



    3 Pole
    480/600 VAC

    Current Interrupting Ratings:
    42,000 Amps @ 240 Volts AC
    30,000 Amps @ 480 Volts AC
    22,000 Amps @ 600 Volts AC

    AB De-Ion Trip Unit:
    HLB Frame
    Cat. No. HLB3400T

    Aux. Switch:
    Style 458D067G08
    120 VAC


    Breaker Weight: 10.6 lbs.
    Breaker Dimensions (D x W x H): 5" x 5.5" x 11"

    Shipping within 1 business day
    30 Day Warranty

    Your purchase will include what is pictured and described above ONLY.
    For more info or pictures, please visit our FAQs or contact us :
    423 821-4712 - Sales@RiverCityIndustrial.com

    Additional Information

    SKU:
    EM5928
    Condition:
    Used
    Availability:
    Ships within 0-1 business days of full payment. Expedited shipping available.
    SKU:
    EM5928
    MPN:
    LB3400F
    Approx Shipping Dims (LxWxH):
    16.000" x 12.000" x 10.000"
    Approx Shipping Weight:
    15.0000
    Location:
    BR 30B = 300a - aux
    Amperage:
    400 Amp
    Voltage:
    480/600 VAC
    Amperage (rated amps):
    300 Amp
    Listed:
    2026-03-06T00:00:00