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Electrical & Power / Insulated Case and Molded Case Circuit Breakers

Insulated Case and Molded Case Circuit Breakers

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2701 - 2750 of 4212 listings

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.

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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, 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, 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, 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, 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 Warranty & Functional Guarantee, Shop with confidence! We guarantee everything we sell to be fully functional. Your purchase is backed by our 30-day warranty—if it doesn’t work as described, we’ll make it right., Shipping & Freight Logistics, Freight Handling: Average lead time is 5 ...more

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.

1200 Amps, Westinghouse, 600VAC-250VDC, 3 Pole Breaker

Quantum Technology | Shippensburg, PA
Seller: Quantum Technology
Location: Shippensburg, PA
Mfr: Westinghouse
Model: 600VAC250VDC
Data tag is ripped Handling times for freight shipments average 5 days, but may vary depending on size, weight, location, and current trucking conditions. This does not include shipping time. 30-Day Warranty & Functional Guarantee, Shop with confidence! We guarantee everything we sell to be fully functional. Your ...more

1200 Amps, Westinghouse, DSL-416, LSI Amptector, manually operated, drawout

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Westinghouse
Model: DSL416

1200 Amps, Westinghouse, DSL-416, LSI Amptector, manually operated, drawout

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Westinghouse
Model: DSL416

1200 Amps, Westinghouse, HNC31200F, Seltronic Circuit Breaker, 3 phase, 600 Volts

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Westinghouse
Model: HNC31200F

1200 Amps, Westinghouse, HNC31200F, 600 VAC (3 available)

Doug Beat Co | Toledo, OH
Seller: Doug Beat Co
Location: Toledo, OH
Mfr: Westinghouse
Model: HNC31200F

1200 Amps, Eaton / Cutler-Hammer / Westinghouse, HND312T33W, #1428828

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Westinghouse
Model: HND312T33W

1200 Amps, Eaton / Cutler-Hammer / Westinghouse, HND312T36W, #1432596

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Westinghouse
Model: HND312T36W

1200 Amps, Eaton / Cutler-Hammer / Westinghouse, LD3400, #1423925

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Westinghouse
Model: LD3400

1200 Amps, Westinghouse, NC31200F, 3 Phase, 30kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Westinghouse
Model: NC31200F
Westinghouse NC31200F Molded Case Circuit Breaker. Family Seltronic; Type NC; 600 Voltage; 3 Pole; 3 Phase; 1200 Amp; 30kA@480V AIC; Bolt-On Mounting. New replacement versions available. Select RFQ and request new possible options.

1200 Amps, Westinghouse, ND312T32W, 600 Volts

Midwest Electrical Testing | Menomonee Falls, WI
Seller: Midwest Electrical Testing
Location: Menomonee Falls, WI
Mfr: Westinghouse
Model: ND312T32W

1200 Amps, Eaton / Cutler-Hammer / Westinghouse, ND312T33W, #1415607

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Westinghouse
Model: ND312T33W

1200 Amps, Eaton / Cutler-Hammer / Westinghouse, ND312T36W, #1332027

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Westinghouse
Model: ND312T36W

1200 Amps, Westinghouse, PA31600, 600 Volts

Midwest Electrical Testing | Menomonee Falls, WI
Seller: Midwest Electrical Testing
Location: Menomonee Falls, WI
Mfr: Westinghouse
Model: PA31600

1200 Amps, Westinghouse, RNDN1200, Circuit Breaker Enclosure, 600V 3R MC3800F

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Westinghouse
Model: RNDN1200
WE CAN SHIP THIS ITEM!, Westinghouse RNDN1200 Circuit Breaker Enclosure, 1200A Max600V Type 3R Encl, RainproofBreaker: MC3800F 800A 3P 600VDimensions: 61" x 22" x 15", Front cover has scratches from age/storage. Handle is bent.

1200 Amps, Westinghouse, SPB-65, Pow-R Circuit Breaker, 3 Pole, 50/60 Hz, 240-600 V

Quantum Technology | Shippensburg, PA
Seller: Quantum Technology
Location: Shippensburg, PA
Mfr: Westinghouse
Model: SPB65
1200A Westinghouse ( Cutler-Hammer ) Pow-R Circuit BreakerDigitrip RMSCAT: PD6S12A100 Unleash a new level of power control with the WESTINGHOUSE SPB 65 1200A PowR Breaker! - Designed for robust functionality with Digitrip RMS for enhanced reliability. - s a high rating of 1200A catering to extensive electricity ...more

1200 Amps, Westinghouse, SPB-65, electrically operated, manually operated, B/I, drawout, Powr-R-7 & Digitrip (4 available)

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Westinghouse
Model: SPB65

1200 Amps, Westinghouse, SPB-150, 1200A Frame, 100kA @ 600 Volts, Digitrip RMS 510 Trip unit, manually operated Breaker

RS Breakers And Controls | Mississauga, ON
Seller: RS Breakers And Controls
Location: Saskatoon, SK
Mfr: Westinghouse
Model: SPB150
Westinghouse SPB 150, 1200A Frame, 100kA @600V, Digitrip RMS 510 Trip unit, MO Breaker. Quality: Used, Quantity:1., Pricing is available upon request.

1200 Amps, Westinghouse, SPCB1200, manually operated, B/I, new in box

BCS Switchgear Inc | Krugerville, TX
Seller: BCS Switchgear Inc
Location: Krugerville, TX
Mfr: Westinghouse
Model: SPCB1200

1200 Amps Square D Masterpact Mtz2 12n Eo/do Unused Surplus (mtz212n) 120 Volts AC Control, Micrologic 6.0 X Lsig, 1000 Amps Ampacity

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: MASTERPACT
for MTZ212NManufacturer Square D Product Family MASTERPACT MTZ Type of Low Voltage Power Breaker MTZ212N Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Electrically Operated (Stored Energy) Racking Configuration Draw out Shipping Width 24 in Shipping Height 29 in Shipping ...more

1200 Amps Square D Masterpact Mtz2 12n Eo/do Unused Surplus (mtz212n) 120 Volts AC Control, Micrologic 6.0 X Lsig, 1000 Amps Ampacity

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: MASTERPACT
for MTZ212NManufacturer Square D Product Family MASTERPACT MTZ Type of Low Voltage Power Breaker MTZ212N Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Electrically Operated (Stored Energy) Racking Configuration Draw out Shipping Width 24 in Shipping Height 29 in Shipping ...more

1200 Amps Ch Mds6123hea105gnmnn2ynnnax Mo/bi (mds612) Digitrip 520 Lsig, 1000 Amps Rp, 1000 Amps Ct, 2 Stage Aux, Bell Alarm

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: MDS6123HEA105GNMNN2YNNNAX
for MDS612Manufacturer Westinghouse / Cutler Hammer Product Family MAGNUM DS Type of Low Voltage Power Breaker MDS612 Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Mechanically Operated Racking Configuration Bolt In Shipping Width 24 in Shipping Height 29 in Shipping Depth ...more

1200 Amps Ch Mds6123hea105gnmnn2ynnnax Mo/do (mds612) Digitrip 520 Lsig, 1000 Amps Rp, 1000 Amps Ct, 2 Stage Aux, Bell Alarm

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: MDS6123HEA105GNMNN2YNNNAX
for MDS612Manufacturer Westinghouse / Cutler Hammer Product Family MAGNUM DS Type of Low Voltage Power Breaker MDS612 Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Mechanically Operated Racking Configuration Draw out Shipping Width 24 in Shipping Height 29 in Shipping Depth ...more

1200 Amps Ch Mds6123hea105gnmnn2ynnnax Mo/bi (mds612) Digitrip 520 Lsig, 1000 Amps Rp, 1000 Amps Ct, 2 Stage Aux, Bell Alarm

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: MDS6123HEA105GNMNN2YNNNAX
for MDS612Manufacturer Westinghouse / Cutler Hammer Product Family MAGNUM DS Type of Low Voltage Power Breaker MDS612 Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Mechanically Operated Racking Configuration Bolt In Shipping Width 24 in Shipping Height 29 in Shipping Depth ...more

Siemens #NNY3B120, Bolt On Circuit Breaker, 1200 Amp., 600 VAC, 25kA, 3P, AS IS

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Model: 1200 AMP.

1200 Amps Square D Masterpact Nt12 L1 Eo/do Tl8ccr64a3sfffxhca Unused Surplus 120 Volts AC Control, Micrologic 6.0p Lsig, 1200 Amps Ampacity, 120 Volts AC Uv Td

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: NT12 L1
for NT12 L1Manufacturer Square D Product Family MASTERPACT NT Type of Low Voltage Power Breaker NT12 L1 Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Electrically Operated (Stored Energy) Operating Mechanism Mechanically Operated Racking Configuration Draw out Shipping ...more

Square D Rjf Powerpact R-frame Mccb 120 Volts AC Shunt Trip, Micrologic 6.0p Lsig, 1200 Amps Ampacity

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer Square D Product Family POWERPACT Type of Molded Case Breaker RJF Frame Rating (Volts) 600 Frame Rating (Amps) 3000A Frame Rating (KA) 65 Trip or Rating Plug Rating 100% Shipping Width 24 in Shipping Height 24 in Shipping Depth 24 in Shipping Weight 80 lb.

Square D Rjf Powerpact R-frame Mccb 120 Volts AC Shunt Trip, Micrologic 6.0p Lsig, 1200 Amps Ampacity

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer Square D Product Family POWERPACT Type of Molded Case Breaker RJF Frame Rating (Volts) 600 Frame Rating (Amps) 3000A Frame Rating (KA) 65 Trip or Rating Plug Rating 100% Shipping Width 24 in Shipping Height 24 in Shipping Depth 24 in Shipping Weight 80 lb.

1200 Amps GE Tpss Power Break Mo/bi (tpss4) Versatrip Lsg,120vac Control, 1200 Amps Ct

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: TPSS POWER BREAK
for TPSS4Manufacturer Electric Product Family POWER BREAK Type of Low Voltage Power Breaker TPSS4 Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Operating Mechanism Electrically Operated (Stored Energy) Racking Configuration Bolt In Shipping Width 24 in Shipping Height 24 in Shipping Depth 24 in Shipping Weight 150 ...more

1200 Amps Sa Sba 1200 Mo/do (sba12) Sb12tlsig, 1200 Amps Rp, 1200 Amps Ct

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: SBA 1200
for SBA12Manufacturer Siemens / Allis Chalmers Product Family SB Type of Low Voltage Power Breaker SBA12 Frame Rating (Volts) 600 Frame Rating (Amps) 1200 Frame Rating (KA) 65 Operating Mechanism Mechanically Operated Racking Configuration Draw out Shipping Width 24 in Shipping Height 24 in Shipping Depth 24 in ...more

Square D Pxf Mccb 1000at, Arp83 Rp/1000a Rating, 1200 Amps Ct

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer Square D Product Family PX Shipping Width 14 in Shipping Height 24 in Shipping Depth 14 in Shipping Weight 30 lb.

1200 Amp. Siemens #NNY3B120, Bolt On Circuit Breaker, 600 VAC, 25kA, 3P

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Model: 600 VAC