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Electrical & Power / Insulated Case and Molded Case Circuit Breakers

Insulated Case and Molded Case Circuit Breakers

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151 - 200 of 4122 listings

40 Amps, Square D/Schneider Electric, BDA34040, PowerPac T B, 3 pole, 600Y, 347VAC, 14kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BDA34040

40 Amps, Square D/Schneider Electric, BGA34040, PowerPac T B, 3 pole, 600Y, 347VAC, 18kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BGA34040

40 Amps, Square D/Schneider Electric, BJA36040, PowerPac T B, 3 pole, 600Y, 347VAC, 25kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BJA36040

40 Amps, Square D/Schneider Electric, EDB34040, Mini circuit breaker, E-frame, 3 pole, 480Y/277VAC, 25kA max, bolt on

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: EDB34040

40 Amps, Square D/schneider, EHB34040, 3 pole, bolt-in, 480/277VAC

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: EHB34040

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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.

40 Amps, Square D/Schneider Electric, Powerpact I-line, FDA34040, 3 pole, 18kA, 480Y/277VAC, thermal magnetic

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: POWERPACT ILINE

40 Amps, Square D/Schneider Electric, Powerpact I-line, FGA34040, 3 pole, 35kA, 480Y/277VAC, thermal magnetic

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: POWERPACT ILINE

Sa 40 Amps Type Bqch Mccb 480v Three Pole

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: 40A TYPE BQCH MCCB SURPLUS021510
Manufacturer Siemens / Allis Chalmers Product Family BQCH Type of Molded Case Breaker BQCH Frame Rating (Volts) 480 Frame Rating (Amps) 40A Frame Rating (KA) 14 Shipping Width 8 in Shipping Height 8 in Shipping Depth 8 in Shipping Weight 2 lb.

45 Amps, General Electric, THHQB32045, 3 pole circuit breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: General Electric
Model: THHQB32045

45 Amps, Square D, BGA36045, New out of Box, #1324909

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: BGA36045
Square D Circuit Breaker, Molded Case type, Catalog Number BGA36045, 45 amp frame current, 600 volts.

45 Amps, Square D, HLA36045, New out of Box, #868735

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: HLA36045
Square D Circuit Breaker, Molded Case type, Catalog Number HLP36045, 45 amp frame current, 600 volts.

45 Amps, Square D/Schneider Electric, BJA36045, PowerPac T B, 3 pole, 600Y, 347VAC, 25kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BJA36045

45 Amps, Square D/schneider, EHB34045, 3 pole, bolt-in, 480/277VAC

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: EHB34045

50 Amps, Cutler-Hammer Hammer, CH150, 120 Volts SP plug in circuit breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Cutler-Hammer
Model: CH150

50 Amps, Federal Pacific Electric, XF632050, #189240

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Federal Pacific
Model: XF632050
Federal Pacific Electric Circuit Breaker, Molded Case type, Catalog Number XF632050, 50 amp frame current, 600 volts.

50 Amps, General Electric, TB13050AW, #460339

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TB13050AW
Electric Circuit Breaker, Molded Case type, Catalog Number TB13050AW, 50 amp frame current, 600 volts.

50 Amps, General Electric, THQB2150, 120/240 Volts 2P bolt-on circuit breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: General Electric
Model: THQB2150

50 Amps, Square D / Schneider Electric, BJA36050, New out of Box, #1399640

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: BJA36050

50 Amps, Square D, HDM36050, HDL breaker frame lugs on line side only

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Square D
Model: HDM36050

50 Amps, Square D/Schneider Electric, BDA34050, PowerPac T B, 3 pole, 600Y, 347VAC, 14kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BDA34050

50 Amps, Square D/Schneider Electric, BGA34050, PowerPac T B, 3 pole, 600Y, 347VAC, 18kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BGA34050

50 Amps, Square D/Schneider Electric, BJA36050, PowerPac T B, 3 pole, 600Y, 347VAC, 25kA, I-line, thermal magnetic, 80%, ABC phase

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: BJA36050

50 Amps, Square D/Schneider Electric, EDB34050, Mini circuit breaker, E-frame, 3 pole, 480Y/277VAC, 25kA max, bolt on

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: EDB34050

50 Amps, Square D/Schneider Electric, Powerpact I-line, FDA34050, 3 pole, 18kA, 480Y/277VAC, thermal magnetic

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: POWERPACT ILINE

50 Amps, Square D/Schneider Electric, Powerpact I-line, FGA34050, 3 pole, 35kA, 480Y/277VAC, thermal magnetic

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: POWERPACT ILINE

50 Amps, Square D/Schneider Electric, Powerpact I-line, FJA34050, 3 pole, 65kA, 480Y/277VAC, thermal magnetic

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Square D/schneider
Model: POWERPACT ILINE

50 Amps, Westinghouse, HMCP050K2C, 600 Volts 3P style 6630C87G15C

Boundary Electric Ltd | Grand Forks, BC
Seller: Boundary Electric Ltd
Location: Grand Forks, BC
Mfr: Westinghouse
Model: HMCP050K2C

50 Amps, Westinghouse, HMCP050K2S, 3P 600 Volts Motor Circuit Interrupter

Boundary Electric Ltd | Grand Forks, BC
Seller: Boundary Electric Ltd
Location: Grand Forks, BC
Mfr: Westinghouse
Model: HMCP050K2S

ITE Cordon Et-c Cf Frame Mccb 50 Amps

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer ABB / ITE / BBC Product Family CF Product Family CORDON Type of Molded Case Breaker CF3 Frame Rating (Amps) 100A Frame Rating (KA) 100 Trip or Rating Plug Rating 50A Shipping Width 10 in Shipping Height 15 in Shipping Depth 10 in Shipping Weight 10 lb.

WH Mcp Mccb With El3050 Current Limiter 50 Amps

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer Westinghouse / Cutler Hammer Product Family MCP Type of Molded Case Breaker MCP Frame Rating (Amps) 150A Frame Rating (KA) 15 Trip or Rating Plug Rating 50A Shipping Width 14 in Shipping Height 24 in Shipping Depth 14 in Shipping Weight 30 lb.

WH Mcp Mccb 15at, 50-150 Amps Inst.

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer Westinghouse / Cutler Hammer Product Family MCP Type of Molded Case Breaker MCP Frame Rating (Amps) 150A Frame Rating (KA) 15 Trip or Rating Plug Rating 15A Shipping Width 14 in Shipping Height 24 in Shipping Depth 14 in Shipping Weight 30 lb.

ITE Cordon Et-c Cf Frame Mccb 50 Amps

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Manufacturer ABB / ITE / BBC Product Family CF Product Family CORDON Type of Molded Case Breaker CF3 Frame Rating (Volts) 600 Frame Rating (Amps) 100A Frame Rating (KA) 100 Trip or Rating Plug Rating 50A Shipping Width 10 in Shipping Height 10 in Shipping Depth 15 in Shipping Weight 10 lb.

Sa 50 Amps Type Bqch Mccb 480v Three Pole

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Model: 50A TYPE BQCH MCCB SURPLUS021512
Manufacturer Siemens / Allis Chalmers Product Family BQCH Type of Molded Case Breaker BQCH Frame Rating (Volts) 480 Frame Rating (Amps) 50A Frame Rating (KA) 14 Shipping Width 8 in Shipping Height 8 in Shipping Depth 8 in Shipping Weight 2 lb.

60 Amps, Eaton, HFD4060, New out of Box, #255401

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Eaton
Model: HFD4060
Eaton Circuit Breaker, Molded Case type, Catalog Number HFD4060, 60 amp frame current, 600 volts.

60 Amps, Federal Pacific Electric, XF631060, 600 Volts, #875610

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Federal Pacific
Model: XF631060
Federal Pacific Electric Circuit Breaker, Molded Case type, Catalog Number XF631060, 60 amp frame current, 600 volts.

60 Amps, General Electric, FCV36TE060R2, 3P 600Y/347 Volts bolt-on type FCV circuit breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: General Electric
Model: FCV36TE060R2

60 Amps, General Electric, SEDA36AT060, Spectra Series Family, Type SEDA, 600 Volts, 18kAIC, 3 Pole

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: General Electric
Model: SEDA36AT060

60 Amps, General Electric, SEHA36AT060, Spectra Series Family, Type SEHA, 600 Volts, 25kAIC, 3 Pole

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: General Electric
Model: SEHA36AT060

60 Amps, General Electric, SELA36AT060, Spectra Series Family, Type SELA, 600 Volts, 65kAIC, 3 Pole

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: General Electric
Model: SELA36AT060

60 Amps, General Electric, Snap-In Circuit Breakers, 2 Qty., 3-Pole, Type RV-2937, Type THQL, HACR, 240 V, Used

Jack Wilkerson Industrial Surplus | Gonzales, LA
Seller: Jack Wilkerson Industrial Surplus
Location: Gonzales, LA
Mfr: General Electric
Model: SNAPIN CIRCUIT BREAKERS
For sale is two (2) used Electric GE Snap-in 3-Poles Circuit Breakers. HACR. Type: RV-2937. Type THQL. 60 amps.

60 Amps, Murray, MQJ360KH, New out of Box, #086678

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Murray
Model: MQJ360KH
Murray Circuit Breaker, Molded Case type, Catalog Number MQJ360KH, 60 amp frame current, 240 volts.

60 Amps, Square D, BGA260601, I-Line Circuit Breaker, 2 Pole, 600 Volts

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: BGA260601
Square D BGA260601 I-Line Circuit Breaker BGA 60A 2P 600V 50/60Hz 60 Amp 2 Pole, Brand: Square D Model: BGA260601 Type: I-Line Circuit Breaker 60 Amp 2 Pole600VBGA, Condition notes: Good condition, has box and manual. Box shows wear., New old stock. May show signs of shelf wear from storage. Industrial surplus. Item ...more

60 Amps, Square D, BGA260601, I-Line Circuit Breaker, 600Y/347 V, 2 Pole, 1 phase

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: BGA260601
Square D BGA260601 I-Line Circuit Breaker 60A 600Y/347V 2P 1PH BGA 60 AMP 2 Pole., Condition Notes: New in box., New old stock. May show signs of shelf wear from storage. Industrial surplus. Item pictured is the exact item you will receive., Most items ship same day or next day of payment received from North ...more

60 Amps, Square D, BGA36060, New out of Box, #1326356

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: BGA36060

60 Amps, Square D, EH34060, #1379653

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: EH34060
Square D Circuit Breaker, Molded Case type, Catalog Number EH34060, 60 amp frame current, 480 volts.

60 Amps, Square D, FA360601021, I-Line Circuit Breaker, 3 Pole, 600 Volts, 2 Positions

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: FA360601021
Square D FA360601021 I-Line Circuit Breaker 60A 3P 600V Type FA Series 2 Shunt Used Black, Condition Notes: Mounting Hardware Included Peeling Label Black Writing On Front, Used working condition. Item pictured is the exact item you will receive., Most Items ship same or next business day of payment received from ...more

60 Amps, Square D, FH360601021, I-Line Circuit Breaker, 3 Pole, 600 V, Type FA, Shunt Trip

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: FH360601021
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 will ship same day if paid before 3:00PM.

60 Amps, Square D, FIL36060, New out of Box, 600 Volts, #1167589

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: FIL36060
Square D Circuit Breaker, Molded Case type, Catalog Number FIL36060, 60 amp frame current, 600 volts.

60 Amps, Square D, HDA260602, New out of Box, 600 Volts, #970435

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: HDA260602
Square D Circuit Breaker, Molded Case type, Catalog Number HDA260602, 60 amp frame current, 600 volts.

60 Amps, Square D, HDL36060SA, New out of Box, #1348863

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: HDL36060SA
Square D Circuit Breaker, Molded Case type, Catalog Number HDL36060SA, 60 amp frame current, 600 volts.