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Square D Insulated Case and Molded Case Circuit Breakers

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751 - 800 of 906 listings

1200 Amps, Square D, PG36120U31ASK, molded case, new (2 available)

Five Star Circuit Breaker | Harbor City, CA
Seller: Five Star Circuit Breaker
Location: Harbor City, CA
Mfr: Square D
Model: PG36120U31ASK

1200 Amps, Square D, PGA36120, 600 Volts, #1225738

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PGA36120
Square D Circuit Breaker, Molded Case type, Catalog Number PGA36080, 800 amp frame current, 600 volts.

1200 Amps, Square D, PGA36120, New out of Box, 600 Volts, #1022204

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PGA36120
Square D Circuit Breaker, Molded Case type, Catalog Number PGA36120, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PGA36120U31A, New out of Box, #1328675

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PGA36120U31A
Square D Circuit Breaker, Molded Case type, Catalog Number PGA36120U31A, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PGA36120U41A, 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: PGA36120U41A
Square D PGA36120U41A Molded Case Circuit Breaker. Family Powerpact; Type PGA; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 35kA@480V AIC; I-Line Style Plug-In Mounting.

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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.

1200 Amps, Square D, PGA36120U43A, #1045125

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PGA36120U43A
Square D Circuit Breaker, Molded Case type, Catalog Number PGA36120U43A, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PGA36120U63AE1, new take out breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Square D
Model: PGA36120U63AE1

1200 Amps, Square D, PGL36120U33A, #1313369

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PGL36120U33A
Square D Circuit Breaker, Molded Case type, Catalog Number PGL36120U33A, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PGL36120U41A, 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: PGL36120U41A
Square D PGL36120U41A Molded Case Circuit Breaker. Family Powerpact; Type PGL; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 35kA@480V AIC; Feed-Through Mounting.

1200 Amps, Square D, PGL36120U44A, 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: PGL36120U44A
Square D PGL36120U44A Molded Case Circuit Breaker. Family Powerpact; Type PGL; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 35kA@480V AIC; Feed-Through Mounting.

1200 Amps, Square D, PHF3612001675, 3 Phase, 100kA @ 480V AIC

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Square D
Model: PHF3612001675
Square D PHF3612001675 Molded Case Circuit Breaker. Family PHF Series; Type PHF; {voltage} Voltage; 3 Pole; 3 Phase; 1200 Amp; 100kA@480V AIC; Bolt-On Mounting.

1200 Amps, Square D, PHF3612001675, 600 Volts, #1258177

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PHF3612001675
Square D Circuit Breaker, Molded Case type, Catalog Number PHF3612001675, 1200 amp frame current, 600 volts.

1200 Amps, Square D breaker, PJ 1200 PJ A36120U64AE1, new

Bridges Elk Valley Cabinet Shop | Pioneer, TN
Seller: Bridges Elk Valley Cabinet Shop
Location: Pioneer, TN
Mfr: Square D
Model: PJ 1200 PJ A36120U64AE1
Year: 2019
Model PJ 1200 PJ A36120U64AE1, This breaker is new, never installed, pulled from a SQD type 3R Enclosure that had 3 of these 1200 amp breakers. Last photo shows the 3 breakers before being removed from cabinet. Shipping will be freight at actual cost ( no prep fee ) will get the buyer the best price from 3 freight ...more

1200 Amps, Square D, PJ1200, adj. trip, power pact

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: PJ1200

1200 Amps, Square D, PJA36120, 600 Volts, #1225462

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PJA36120
Square D Circuit Breaker, Molded Case type, Catalog Number PJA36120, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PJA36120, New out of Box, #1325924

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PJA36120
Square D Circuit Breaker, Molded Case type, Catalog Number PJA36120, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PJA361200, adjustable trips

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: PJA361200

1200 Amps, Square D, PJA36120U33A, New out of Box, #1157611

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PJA36120U33A
Square D Circuit Breaker, Molded Case type, Catalog Number PJA36120U33A, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PJA36120U41A, 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: PJA36120U41A
Square D PJA36120U41A Molded Case Circuit Breaker. Family Powerpact; Type PJA; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

1200 Amps, Square D, PJA36120U41A, new in box

Relectric Supply Co. | San Jose, CA
Seller: Relectric Supply Co.
Location: San Jose, CA
Mfr: Square D
Model: PJA36120U41A

1200 Amps, Square D, PJA36120U44A, 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: PJA36120U44A
Square D PJA36120U44A Molded Case Circuit Breaker. Family Powerpact; Type PJA; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

1200 Amps, Square D, #PL1200, PowerPact Breaker, PLF34000S12ABUL, 3 pole (2 available)

Quantum Technology | Shippensburg, PA
Seller: Quantum Technology
Location: Shippensburg, PA
Mfr: Square D
Model: PL1200
30-Day Functional Warranty, Shop with confidence! We guarantee all equipment to be fully functional. Your purchase is backed by our 30-Day Warranty, which begins upon confirmed delivery. If the item does not function as described, we will, at our discretion, repair the item, offer a replacement, or issue a refund upon ...more

1200 Amps, Square D, PowerPact PL 1200, PLP34120U33GABBDSKMOLVJK, 480V., 3 Pole, Micrologic 5.0 LSI, New in Box

Green Industrial LLC | Belgium, WI
Seller: Green Industrial LLC
Location: Belgium, WI
Mfr: Square D
Model: POWERPACT PL 1200

1200 Amps, Square D, PXF361200, #881682

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PXF361200
Square D Circuit Breaker, Molded Case type, Catalog Number PXF361200, 1200 amp frame current, 600 volts.

1200 Amps, Square D, PXF361200G, 600 Volts

Midwest Electrical Testing | Menomonee Falls, WI
Seller: Midwest Electrical Testing
Location: Menomonee Falls, WI
Mfr: Square D
Model: PXF361200G

1200 Amps, Square D, RKA36120CU44A, 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: RKA36120CU44A
Square D RKA36120CU44A Molded Case Circuit Breaker. Family Powerpact; Type RKA; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

1600 Amps, Square D 04-15311-474, MCCB, 3-Pole, 600 Volts AC, 42 KA IC

Aucto | San Francisco, CA
Seller: Aucto
Location: El Paso, TX
Mfr: Square D
Model: MCCB
THE SQUARE D 04-15311-474 IS A 3-POLE MOLDED CASE CIRCUIT BREAKER WITH A RATED CURRENT OF 1600 A AND A MAXIMUM RATED VOLTAGE OF 600 VAC. THIS I-LINE PLUG-IN TYPE DEVICE S A THERMAL MAGNETIC TRIP UNIT, DESIGNED FOR 3-PHASE ELECTRICAL SYSTEMS. IT PROVIDES AN INTERRUPTING CAPACITY OF 42 KAIC AT 600 VAC, 50 KAIC AT 480 ...more

1600 Amp, Square D #PHF3616001386, Circuit Breaker, 3P, 600V, PAL-PH

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: CIRCUIT BREAKER
WE CAN SHIP THIS ITEM!, Square D 04-15311-474 Circuit Breaker 1600A 3P 600V PAL PH 2000A Frame CAN SHIP, Brand: Square D Model: PHF3616001386 Type: Circuit Breaker 1600 Amp 3 Pole 600V Type PAL PH 2000A Frame.

1600 Amps, Square D, MasterPact NW16H, WL3ECR44A3SXXXXXCA

BCS Switchgear Inc | Krugerville, TX
Seller: BCS Switchgear Inc
Location: Krugerville, TX
Mfr: Square D
Model: MASTERPACT NW16H

1600 Amps, Square D, Masterpact MP16H2, 3P 3PH AC-PRO-MP TRIP

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: MASTERPACT MP16H2
Square D Masterpact MP16H2 Circuit Breaker 1600A Frame 600V 3P 3PH AC-PRO-MP TRIP., Condition Notes: Good working condition., Used working condition. Removed from working service environment. Industrial surplus., Most items ship same day or next day of payment received from North Carolina., UPS Next Day Air orders ...more

1600 Amps, Square D, NW16H, circuit breaker with matching rack, 3 pole, 600 Volts

Lenmark Industries | Langley, BC
Seller: Lenmark Industries
Location: Langley, BC
Mfr: Square D
Model: NW16H
SKU: 141292, Model: NW16H, Condition: Used, S/N: 085255170301, Amps: 1600 amps, Series: NW, # of Poles: 3, Voltage: 600 volts, Phase: 3-phase, Made In: UNITED STATES, Dimensions: 12.00 (H) x 15.00 (W) x 14.00 (L) inches, Additional :, Cat.: WL3EER44A9SXXXXXXX.

1600 Amps, Square D, NW16H1, WA4EER63A3FXXXXXDA, new

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Square D
Model: NW16H1

1600 Amps, Square D, NW16N, manually operated, drawout, #IC1980

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: NW16N
Square D Circuit Breaker, Insulated Case type, Catalog Number NW16N, 1600 amp frame current, 600 volts, Electric operation, Drawout mounting.

1600 Amps, Square D, PAF2036, 600 Volts

Midwest Electrical Testing | Menomonee Falls, WI
Seller: Midwest Electrical Testing
Location: Menomonee Falls, WI
Mfr: Square D
Model: PAF2036

1600 Amps, Square D, PAF361600

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: PAF361600

1600 Amps, Square D, PAF361600DCA680, #645625

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: PAF361600DCA680
Square D Circuit Breaker, Molded Case type, Catalog Number PAF361600DCA680, 1600 amp frame current, 600 volts.

1600 Amps, Square D, PEF1636LI

BCS Switchgear Inc | Krugerville, TX
Seller: BCS Switchgear Inc
Location: Krugerville, TX
Mfr: Square D
Model: PEF1636LI

1600 Amps, Square D, PEF361600LSG, 3 Phase, 100kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Square D
Model: PEF361600LSG
Square D PEF361600LSG Molded Case Circuit Breaker. Family Micrologic; Type PEF; 600 Voltage; 3 Pole; 3 Phase; 1600 Amp; 100kA@480V AIC; Bolt-On Mounting.

1600 Amps, Square D, PHF3616001680, with 48VDC UVR & motor operater

BCS Switchgear Inc | Krugerville, TX
Seller: BCS Switchgear Inc
Location: Krugerville, TX
Mfr: Square D
Model: PHF3616001680

1600 Amps, Square D, RGF36160, 600 Volts, #1177327

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: RGF36160
Square D Circuit Breaker, Molded Case type, Catalog Number RGF36160, 1600 amp frame current, 600 volts.

1600 Amps, Square D, RGF-361600RKFCU44A

Volunteer Equipment & Supply | Knoxville, TN
Seller: Volunteer Equipment & Supply
Location: Knoxville, TN
Mfr: Square D
Model: RGF361600RKFCU44A

1600 Amps, Square D, PowerPact RG 1600, RGF36160CU63AE1ABSAJK, 600V., 3 Pole, Micrologic 5.0P LSI, New in Box

Green Industrial LLC | Belgium, WI
Seller: Green Industrial LLC
Location: Belgium, WI
Mfr: Square D
Model: POWERPACT RG 1600

1600 Amps, Square D, RGF36160U31A, 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: RGF36160U31A
Square D RGF36160U31A Molded Case Circuit Breaker. Family Powerpact; Type RGF; 600 Voltage; 3 Pole; 3 Phase; 1600 Amp; 35kA@480V AIC; Bolt-On Mounting.

1600 Amps, Square D, RKF36160U44A, 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: RKF36160U44A
Square D RKF36160U44A Molded Case Circuit Breaker. Family Powerpact; Type RKF; 600 Voltage; 3 Pole; 3 Phase; 1600 Amp; 65kA@480V AIC; Bolt-On Mounting.

1600 Amps, Square D, RLF36160U31F, 3 Phase, 100kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Square D
Model: RLF36160U31F
Square D RLF36160U31F Molded Case Circuit Breaker. Family Powerpact; Type RLF; 600 Voltage; 3 Pole; 3 Phase; 1600 Amp; 100kA@480V AIC; Bolt-On Mounting.

1600 Amps, Square D, SED361600LSG, 600 Volts, #1287593 (7 available)

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: SED361600LSG
Square D Circuit Breaker, Molded Case type, Catalog Number SED361600LSG, 1600 amp frame current, 600 volts.

1600 Amps, Square D, SED361600LSGS1, manually operated, drawout

III Phase Inc. | Pinson, AL
Seller: III Phase Inc.
Location: Pinson, AL
Mfr: Square D
Model: SED361600LSGS1