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Square D LAL3640028M - 400A 3 Pole Motor Circuit Protector

Brand Square D
SKU LAL3640028M
5.0
Rated 5.0 out of 5 stars
6 Reviews
Square D LAL3640028M 3 Pole Circuit Breaker
Free Shipping Over $99

Square D LAL3640028M - 400A 3 Pole Motor Circuit Protector

Brand Square D
SKU LAL3640028M
5.0
Rated 5.0 out of 5 stars
6 Reviews
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Square D LAL3640028M 3 Pole Circuit Breaker

Square D LAL3640028M - 400A 3 Pole Motor Circuit Protector

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$4514.26 In stock

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DescriptionSpecificationsSuperClubWarranties
Description
Built for industrial motor control applications, the Square D LAL3640028M is a 400A, 3-pole Mag-Gard motor circuit protector. It features an instantaneous-only magnetic trip unit adjustable from 750A to 1600A, allowing precise coordination with motor starters and overload relays. This unit-mount breaker installs into motor control centers and control panels. Rated for 30kAIC at 480VAC, it provides reliable short-circuit protection. It is replaced by the newer PowerPacT LJL36400U33X.

Specifications

Brand Square D
Series LAL
Part Number LAL3640028M
Amperage 400A
Voltage 240VAC, 480VAC, 600VAC, 250VDC
Poles 3
Phase 3
AIC Rating 42kA @ 240VAC, 30kA @ 480VAC, 22kA @ 600VAC, 10kA @ 250VDC
Mounting Style Unit Mount
Terminal Type Lugs
For Use With Square D Motor Control Centers, Motor Starters
Trip Technology Magnetic Only
Trip Function Code I
Trip Function Instantaneous Only
Trip Adjustability Adjustable Magnetic
Wire Gauge (1) 1 AWG-600 kcmil (Al/Cu) or (2) 1 AWG-250 kcmil (Al/Cu)
Max Wire 600 kcmil
Min Wire 1 AWG
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch
Accessories Lugs (Line and Load)
Standards CSA C22.2 No. 5, IEC 60947-2, NEMA AB 1, UL 489
Approval CE, CSA, IEC, UL
Temp Rating 40C
Construction Features Motor Circuit Protector, Visual Trip Indicator

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Warranties

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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.

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International Shipping

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5.0
Rated 5.0 out of 5 stars
Based on 6 reviews
Total 5 star reviews: 6 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
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6 reviews
  • GC
    Glenn C.
    Verified Buyer
    Reviewing
    Square D LAL36400 - 400A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/27/26
    Breaker

    I like the great price. Great service

    Was this helpful?
  • MI
    Marietta I.
    Verified Buyer
    Reviewing
    Square D LAL36400 - 400A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/27/26
    Great service

    Received the breakers in time. My account mgr Mike is awesome.

    Was this helpful?
  • TB
    Terry B.
    Verified Buyer
    Reviewing
    Square D LAL36400 - 400A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    1/5/26
    RECERTIFIED BREAKER

    Breaker was received in good condition and seems to work correctly

    Was this helpful?
  • LB
    LISA B.
    Verified Buyer
    Reviewing
    Square D LAL36400 - 400A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/28/25
    good [product

    Expeditious delivery, great product and amazing customer service.

    Was this helpful?
  • JC
    Jerry C.
    Flag of United States
    Reviewing
    Square D LAL36175 - 175A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/22/22
    5 STAR RATING

    Great customer service, along with large inventory of new and refurbished products.

    Was this helpful?

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