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Square D Insulated Case and Molded Case Circuit Breakers

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1101 - 1150 of 1825 listings

400 Amps, Square D, LAL36400, #1310290

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LAL36400

400 Amps, Square D, LAL36400

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: LAL36400

400 Amps, Square D, LAL3640030T, #934094

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LAL3640030T
Square D Circuit Breaker, Molded Case type, Catalog Number LAL3640030T, 400 amp frame current, 600 volts.

400 Amps, Square D #LAL364008041, LAL molded case circuit breaker, 600 Volts, 3 Pole, 22kA

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Square D
Model: CIRCUIT BREAKER

400 Amps, Square D #LAL364008041, Molded Case Circuit Breaker, 3-pole, 600 VAC/250 VDC, 3PH

Powerhouse Systems Llc | Niota, TN
Seller: Powerhouse Systems Llc
Location: Niota, TN
Mfr: Square D
Model: CIRCUIT BREAKER
Amperage: 400APoles: 3Voltage: 600 VAC / 250 VDCFrame Type: L-Frame (LAL Series)Trip Type: Thermal-Magnetic (LI)Interrupting Rating: 30–35kA @ 480V, 65kA @ 240V, 22–25kA @ 600VPhase: 3-Phase.

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Insulated Case and Molded Case Circuit Breakers (also known as MCCBs or compact circuit breakers) are protective devices designed to interrupt electrical flow during overcurrent or short circuit conditions. Insulated case breakers are typically larger and used in industrial settings, while molded case breakers are compact and widely used in residential, commercial, and industrial applications. Both types offer reliable circuit protection, ease of installation, and durability for various electrical systems.

400 Amps, Square D #LAL36400MB, Circuit Breaker, 3-Pole, 480 Volts, Lug to Lug, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LAL36400MB Circuit Breaker 400A 480V 3P Lug to Lug 400 Amp 3 Pole, PART NUMBER: LAL36400MB, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: New surplus, PHASES: 3, POLES: 3, VOLTAGE: 480 Volt, MAIN BREAKER CATALOG NUMBER: LAL36400, MAXIMUM AMPERAGE: 400 Amp, Square D LAL36400MB Circuit Breaker 400A 480V ...more

400 Amps, Square D #LAP, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LAP, PART NUMBER: LAP, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Square D LAP36400, 3 Pole, 400 Amp, 600 Volt, Circuit Breaker.

400 Amps, Square D, LAP36400, 600 Volts, #1148303

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LAP36400
Square D Circuit Breaker, Molded Case type, Catalog Number LAP36400, 400 amp frame current, 600 volts.

400 Amps, Square D #LAP36400MB, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LAP36400MB, PART NUMBER: LAP36400MB, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CIRCUIT BREAKER MOUNT: Bolt On, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Square D LAP36400MB 3 pole 400 Amp 600 volt.

400 Amps, Square D #LAP36400MB, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LAP36400MB Circuit Breaker 400A 3P 600V 3PH LAP Bolt On 400 Amp, PART NUMBER: LAP36400MB, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CIRCUIT BREAKER MOUNT: Bolt On, CONDITION: New surplus, PHASES: 3, POLES: 3, VOLTAGE: 600 Volt, MAIN BREAKER CATALOG NUMBER: LAP36400, MAXIMUM AMPERAGE: 400 Amp, Square D ...more

400 Amps, Square D, LAP36400MB, New out of Box, 600 Volts, #1277873

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LAP36400MB
Square D Circuit Breaker, Molded Case type, Catalog Number LAP36400MB, 400 amp frame current, 600 volts.

400 Amps, Square D #LAP36400MT, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LAP36400MT Circuit Breaker 400A 600V 3P, PART NUMBER: LAP36400MT, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Square D LAP36400MT Circuit Breaker 400A 3P 600V 3PH, Item pictured will be the exact item you receive unless multiple quantities are listed., Please ...more

400 Amps, Square D #LC36400, I-Line thermal-magnetic circuit breaker, 35kA, 600 Volts, 3 Pole

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Square D
Model: ILINE THERMALMAGNETIC CIRCUIT BREAKER
Square D LC36400 400 Amp 600V 3-Pole 35kA I-Line Circuit Breaker, Manufacturer: Square D / Schneider Electric, Model: LC36400, Series: LC / I-Line, Frame: L-Frame, Current Rating: 400 Amp, Voltage Rating: 600V AC, Number of Poles: 3, Interrupting Rating: 35kA at 600V AC, Mounting Style: I-Line Plug-On, Trip Type: ...more

400 Amps, Square D #LC36400, I-Line Circuit Breaker, 3-Pole, 600 Volts (2 available)

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
Square D LC36400 I-Line Circuit Breaker 400A 3P 600V 3PH LC 400 Amp 3 Pole, PART NUMBER: LC36400, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CIRCUIT BREAKER MOUNT: I-Line Style Plug-In, CONDITION: Used, MAIN BREAKER CATALOG NUMBER: LC, MAXIMUM AMPERAGE: 400 Amp, PHASES: 3, POLES: 3, VOLTAGE: 600 Volt, Square D LC36400 ...more

400 Amps, Square D #LC36400, I-Line circuit breaker, 600 Volts, 3 Pole, 35 KA (5 available)

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
ELECTRICAL, EQUIPMENT, 1-YEAR, WARRANTY, NATIONWIDE, SHIPPING, EQUIPMENT, EXPERTISE, LC36400 400 Amp Square D 600V 3P 35kA I-Line Circuit Breaker, 400 Amp 600V 3 Pole 35 kA I-Line LC36400, ITEM, Manufacturer, Square D, Model / Catalog Number, LC36400, Amperage, 400 Amp, Poles, 3 Pole, Voltage, 600V, Interrupting ...more

400 Amps, Square D #LC36400, I-Line circuit breaker, 600 Volts, 3 Pole, 35kA

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
LC36400 400 Amp Square D 600V 3P 35kA I-Line Circuit Breaker, MANUFACTURER: Square D, CATALOG / MODEL NUMBER: LC36400, EQUIPMENT TYPE: Circuit Breaker, LISTED AMPERAGE: 400 Amp, LISTED VOLTAGE: 600V AC, NUMBER OF POLES: 3 Pole, LISTED INTERRUPTING RATING: 35kA at 600V - Verify Nameplate, MOUNTING CONFIGURATION: I-Line ...more

400 Amps, Square D, LC36400, New out of Box, #1409472

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LC36400

400 Amps, Square D, LC36400, #1412339

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LC36400

400 Amps, Square D, LC36400, I-line 65K circuit breaker, used

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Square D
Model: LC36400

400 Amps, Square D, LC36400, #1297281

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LC36400
Eaton Circuit Breaker, Molded Case type, Catalog Number LC3400, 400 amp frame current, 600 volts.

400 Amps, Square D, LC36400, New out of Box, #1333367

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LC36400
Square D Circuit Breaker, Molded Case type, Catalog Number LC36400, 400 amp frame current, 600 volts.

400 Amps, Square D, LC36400, adjustable trips, I-line (4 available)

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: LC36400

400 Amps, Square D, LC36400, manually operated, Fixed, #MC4673

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LC36400
Square D Circuit Breaker, Molded Case type, Catalog Number LC36400, 400 amp frame current, 600 volts, Manual operation, Fixed mounting.

400 Amps, Square D #LDL36400U31X, Circuit Breaker, 3-Pole, 600 Volts, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LDL36400U31X, PART NUMBER: LDL36400U31X, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: New surplus, POLES: 3, VOLTAGE: 600 Volt, Square D LDL36400U31X 3 pole 400 Amp 600 volt.

400 Amps, Square D #LE36400LI, I-Line circuit breaker, 600 Volts, 3 Pole, Micrologic trip, Series B (4 available)

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
LE36400LI 400Amp Square D 600V I Line 3P Circuit Breaker Series B Micrologic, ***30-day Warranty- Guaranteed to work or your money back.***, ***This item may exhibit signs of prior use, such as scratches, scuffs, or dents, these cosmetic imperfections do not compromise its functionality or performance. You can buy ...more

400 Amps, Square D, LE36400LS, 3 Phase, 65kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Square D
Model: LE36400LS
Square D LE36400LS Molded Case Circuit Breaker. Family Micrologic; Type LE; 600 Voltage; 3 Pole; 3 Phase; 400 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

400 Amps, Square D, LEP36400LS, 600 Volts, #1105033

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LEP36400LS
Square D Circuit Breaker, Molded Case type, Catalog Number LEP36400LS, 400 amp frame current, 600 volts.

400 Amps, Square D, LGA36400U31X, New out of Box, #1348731

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LGA36400U31X
Square D Circuit Breaker, Molded Case type, Catalog Number LGA36400U31X, 400 amp frame current, 600 volts.

400 Amps, Square D #LGA36400U31XYP, I-Line circuit breaker, 600 Volts, new

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
LGA36400U31XYP 400 Amp 600v I Line Square D Circuit Breaker, ***30-day Warranty- Guaranteed to work or your money back.***, Thank you for shopping with Travel Safe!, TSWCONCBE5# 3780.

400 Amps, Square D, LGA36400U33X, New out of Box, #1328773

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LGA36400U33X
Square D Circuit Breaker, Molded Case type, Catalog Number LGA36400U33X, 400 amp frame current, 600 volts.

400 Amps, Square D, LGA36600U33X, PowerPact I-Line Circuit Breaker 600 Volts, 3P, 3PH

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: LGA36600U33X

400 Amps, Square D #LGF36400U31X, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LGF36400U31X Circuit Breaker 400A 3P 600V 3PH LGF 400 Amp Pull Out, PART NUMBER: LGF36400U31X, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CIRCUIT BREAKER MOUNT: Bolt On, CONDITION: New surplus, PHASES: 3, POLES: 3, VOLTAGE: 600 Volt, MAIN BREAKER CATALOG NUMBER: LGF36400, MAXIMUM AMPERAGE: 400 Amp, Square D ...more

400 Amps, Square D #LGL36400CU31X, Circuit Breaker, 3-Pole, 600 Volts, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LGL36400CU31X Circuit Breaker 400A 600V 3P, PART NUMBER: LGL36400CU31X, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: New--in box, POLES: 3, VOLTAGE: 600 Volt, Square D LGL36400CU31X Circuit Breaker 400A 3P 600V 3PH LGL 400 Amp NEW, Item pictured will be the exact item you receive unless multiple ...more

400 Amps, Square D #LGL36400U31X, PowerPact Circuit Breaker, 3-Pole, 600 Volts, Micrologic 3.3, 65kA, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: POWERPACT CIRCUIT BREAKER
Square D LGL36400U31X 400A 3-Pole 600V PowerPacT Circuit Breaker MicroLogic 3.3, PART NUMBER: LGL36400U31X, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: New surplus, INTERRUPT RATING: 65kA at 240VAC, MAXIMUM AMPERAGE: 400A, POLES: 3, VOLTAGE: 600 Volt, Square D LGL36400U31X PowerPacT L-Frame circuit breaker. ...more

400 Amps, Square D, LGL36400U31X, 3 Phase, 35kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Square D
Model: LGL36400U31X
Square D LGL36400U31X Molded Case Circuit Breaker. Family Powerpact; Type LGL; 600 Voltage; 3 Pole; 3 Phase; 400 Amp; 35kA@480V AIC; Feed-Through Mounting.

400 Amps, Square D, LGP36400U31XLC, Feed-Thru Circuit Breaker, 600VAC, 3P 3PH

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: LGP36400U31XLC
Square D LGP36400U31XLC Feed-Thru Circuit Breaker 400A 600VAC 3P 3PH Type LG400 400 Amp 3 Pole., Condition Notes: Good working condition., Used working condition. Removed from working service environment. Industrial surplus. Item pictured is the exact item you will receive, unless multiple quantities listed., Most ...more

400 Amps, Square D #LH, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LH, PART NUMBER: LH, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Square D LH36400, 3 Pole, 400 Amp, 600 Volt Circuit Breaker.

400 Amps, Square D, LH26400AC, 600 Volts, #932242

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LH26400AC
Square D Circuit Breaker, Molded Case type, Catalog Number LHP26400AC, 400 amp frame current, 600 volts.

400 Amps, Square D #LH36400, I-Line Circuit Breaker, 3-Pole, 600 Volts (2 available)

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
Square D LH36400 I-Line Circuit Breaker 400A 3P 600V 3PH LH 400 Amp 3 Pole, PART NUMBER: LH36400, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Square D LH36400 I-Line Circuit Breaker 400A 3P 600V 3PH LH 400 Amp 3 Pole, Newer - Green label, Additional notes: D08S07.

400 Amp. Square D #LH36400, I-Line Circuit Breaker, 3P, 600 Volts, gray, w/ mounting hardware, new

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: 3P
Square D LH36400 I-Line Circuit Breaker 400 Amp 3P 600V Gray LH 400A, Condition Notes: New Open Box Mounting Hardware Included, Item pictured is the exact item you will receive, unless multiple quantities listed. May show some signs of wear due to age and storage., Items ship same day or next day of payment received ...more

400 Amps, Square D, LH36400, #1344787

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LH36400
Square D Circuit Breaker, Molded Case type, Catalog Number LH36400, 400 amp frame current, 600 volts.

400 Amps, Square D, LH364001021, #1315819

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LH364001021
Square D Circuit Breaker, Molded Case type, Catalog Number LH364001021, 400 amp frame current, 600 volts.

400 Amps, Square D #LHL26400, Circuit Breaker, 2-Pole, 600 Volts (2 available)

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LHL26400 2-Pole 400A 600V Circuit Breaker with LA11212 Aux Switch, PART NUMBER: LHL26400, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CONDITION: Used, MAXIMUM AMPERAGE: 400A, POLES: 2, VOLTAGE: 600 Volt, Square D LHL26400 2-Pole 400A Molded Case Circuit Breaker, featuring a factory-installed or field-ready ...more

400 Amps, Square D #LHL36400, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
Square D LHL36400, PART NUMBER: LHL36400, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CIRCUIT BREAKER MOUNT: Bolt On, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Square D LHL36400 3 pole 400 Amp 600 volt.

400 Amps, Square D, LHL36400, 600 Volts, #849961

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LHL36400
Square D Circuit Breaker, Molded Case type, Catalog Number LHL36400, 400 amp frame current, 600 volts.

400 Amps, Square D, LHL36400-RECON, HI IC circuit breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Square D
Model: LHL36400RECON

400 Amp, Square D #LHP36000M6451, Circuit Breaker Molded Case Switch 400A 600V 3P High Inter Mcs

Aucto | San Francisco, CA
Seller: Aucto
Location: El Paso, TX
Mfr: Square D
Model: SWITCH 400A 600V 3P HIGH INTER MCS
400AMP | VOLTAGE: 600 VAC | AMPS: 400 AMP.

400 Amps, Square D, LHP36400, #193491

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LHP36400
Square D Circuit Breaker, Molded Case type, Catalog Number LHP36400, 400 amp frame current, 600 volts.

400 Amps, Square D, LHP364001021, 600 Volts, #1061269

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LHP364001021
Square D Circuit Breaker, Molded Case type, Catalog Number LHP364001021, 400 amp frame current, 600 volts.

400 Amps, Square D #LI36400, I-Line Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Square D
Model: ILINE CIRCUIT BREAKER
Square D LI36400 I-Line Circuit Breaker 400A 3P 600V 3PH LI 400 Amp 3 Pole, PART NUMBER: LI36400, AMPERAGE: 400 Amp, MANUFACTURER: Square D, CIRCUIT BREAKER MOUNT: I-Line Style Plug-In, CONDITION: Used, PHASES: 3, POLES: 3, VOLTAGE: 600 Volt, MAIN BREAKER CATALOG NUMBER: LI-36400, MAXIMUM AMPERAGE: 400 Amp, Square D ...more