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Electrical & Power > Insulated Case and Molded Case Circuit Breakers

Insulated Case and Molded Case Circuit Breakers

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1751 - 1800 of 4210 listings

600 Amps, Square D, LXL36600, #1334488

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: LXL36600
Square D Circuit Breaker, Molded Case type, Catalog Number LXL36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MA26600AC, #058463

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MA26600AC
Square D Circuit Breaker, Molded Case type, Catalog Number MA26600AC, 600 amp frame current, 600 volts.

600 Amps, Square D, MA36600, #1411645

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MA36600

600 Amps, Square D, MA36600, #1352643

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MA36600

600 Amps, Square D, MA36600, I-line, adj.trips

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: MA36600

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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.

600 Amps, Square D, MAF26600, 600 Volts, #1259194

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MAF26600
Square D Circuit Breaker, Molded Case type, Catalog Number MAF26600, 600 amp frame current, 600 volts.

600 Amps, Square D, MAL26600, 600 Volts, #839736

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MAL26600
Square D Circuit Breaker, Molded Case type, Catalog Number MAL26600, 600 amp frame current, 600 volts.

600 Amps, Square D, MAL36600, #1404621

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MAL36600

600-1000 Amps, Square D, MAL36600(compatible w/any MAL), 3R Enclosure, 600 Volts

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: MAL36600

600 Amps, Square D, MAL36600

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Square D
Model: MAL36600

600 Amps, Square D, MAL3660040M1352, 600 Volts

Equipment Recovery Corp | Willoughby, OH
Seller: Equipment Recovery Corp
Location: Willoughby, OH
Mfr: Square D
Model: MAL3660040M1352
Brand: SQUARE D, Condition: USED, "AS-IS", Cat: MAL3660040M1352, Type: -, Serial: -, Power Rating: 600 A, 600 V, 50/60 HZ, Weight: 37 LBS, Category: CIRCUIT BREAKER, Shipping Dimensions: -, ERC #: MO-5313, Job #: 128, Additional Notes: -.

600 Amps, Square D #MAL366008041, 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: 600APoles: 3Voltage: 600 VAC / 250 VDCFrame Type: M-Frame (MAL Series)Trip Type: Thermal-Magnetic (LI)Trip Functions: Long-Time, InstantaneousInterrupting Rating: 30kA @ 480V, ~65kA @ 240VPhase: 3-Phase.

600 Amps, Square D, MAP36600, Circuit Breaker, 3 Pole, 600 Vac, 250 Vdc, for CTL Panelboard

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: MAP36600
Square D MAP36600 Circuit Breaker 600 Amp 3 Pole 600 VAC 250 VDC CTL Panelboard, Brand: Square D MPN: MAP36600 Type: Circuit Breaker 600 Amp 3 Pole 600 VAC 250 VDC For CTL Panelboard, Condition: Used working condition. Removed from working service environment. Industrial surplus., Most items ship same day or next day ...more

600 Amps, Square D, MAP36600, New out of Box, #1325170

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MAP36600

600 Amps, Square D, MAP36600, #1349600

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MAP36600
Square D Circuit Breaker, Molded Case type, Catalog Number MAP36600, 600 amp frame current, 600 volts.

600 Amps, Square D, ME36600LI, 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: ME36600LI
Square D ME36600LI Molded Case Circuit Breaker. Family I-Line; Type ME; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, ME36600LI, #1314149

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: ME36600LI
Square D Circuit Breaker, Molded Case type, Catalog Number ME36600LI, 600 amp frame current, 600 volts.

600 Amps, Square D, ME36600LIG, 600 Volts, #1113510

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: ME36600LIG
Square D Circuit Breaker, Molded Case type, Catalog Number ME36600LIG, 600 amp frame current, 600 volts.

600 Amps, Square D, ME36600LS, 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: ME36600LS
Square D ME36600LS Molded Case Circuit Breaker. Family I-Line; Type ME; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, ME36600LSG, 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: ME36600LSG
Square D ME36600LSG Molded Case Circuit Breaker. Family I-Line; Type ME; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, ME36600LSG, 600 Volts, #945658

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: ME36600LSG
Square D Circuit Breaker, Molded Case type, Catalog Number ME36600LSG, 600 amp frame current, 600 volts.

600 Amps, Square D, MEF36600LSG, 600 Volts, #1243316

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MEF36600LSG
Square D Circuit Breaker, Molded Case type, Catalog Number MEF36600LSG, 600 amp frame current, 600 volts.

600 Amps, Square D, MGA266002, 1 Phase, 35kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Square D
Model: MGA266002
Square D MGA266002 Molded Case Circuit Breaker. Family Powerpact; Type MGA; 600 Voltage; 2 Pole; 1 Phase; 600 Amp; 35kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, MGA36600, #1318430

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MGA36600
Square D Circuit Breaker, Molded Case type, Catalog Number MGA36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MGA36600, 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: MGA36600
Square D MGA36600 Molded Case Circuit Breaker. Family Powerpact; Type MGA; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 35kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, MGP36600, Bolt-On Circuit Breaker 600A 600VAC 3P

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: MGP36600
Square D MGP36600 Bolt-On Circuit Breaker 600A 600VAC 3P 3PH Type MGP 600 Amp 3 Pole., Condition Notes: Scratches on side., Used working condition. Removed from working service environment. Industrial surplus. Item pictured is the exact item you will receive, unless multiple quantities listed., Most items ship same ...more

600 Amps, Square D, MH36600, #1359629

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MH36600
Square D Circuit Breaker, Molded Case type, Catalog Number MH36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MHF36600, #858901

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHF36600
Square D Circuit Breaker, Molded Case type, Catalog Number MHF36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MHL360006M, #465703

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHL360006M
Square D Circuit Breaker, Molded Case type, Catalog Number MHL360006M, 600 amp frame current, 600 volts.

600 Amps, Square D, MHL36600, Double throw breaker cabinet

Quantum Technology | Shippensburg, PA
Seller: Quantum Technology
Location: Shippensburg, PA
Mfr: Square D
Model: MHL36600
2 600A 3 pole main. 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: ...more

600 Amps, Square D, MHL36600, #1421733

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHL36600

600 Amps, Square D, MHL36600, #1410635

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHL36600

600 Amps, Square D, MHL36600, 600 Volts, #986202

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHL36600
Square D Circuit Breaker, Molded Case type, Catalog Number MHL36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MHL366001212, 600 Volts

Equipment Recovery Corp | Willoughby, OH
Seller: Equipment Recovery Corp
Location: Willoughby, OH
Mfr: Square D
Model: MHL366001212
Brand: SQUARE D, Condition: USED, "AS-IS", Cat: MHL366001212, Type: MAL S2, Serial: -, Power Rating: 600 A, 600 V, 50/60 HZ, Weight: 31 LBS, Category: CIRCUIT BREAKER, Shipping Dimensions: -, ERC #: MO-5318, Job #: 128, Additional Notes: -.

600 Amps, Square D, MHL3660033DC, Molded Case Circuit Breaker, 600 VDC, 3-pole

Powerhouse Systems Llc | Niota, TN
Seller: Powerhouse Systems Llc
Location: Niota, TN
Mfr: Square D
Model: MHL3660033DC
Square D MHL3660033DC Circuit Breaker – 600A – 3 Pole – MHL Series – DC Rated, Square D / Schneider Electric MHL3660033DC molded case circuit breaker available, removed from an active facility and suitable for industrial DC power distribution applications., Manufacturer: Square D / Schneider ...more

600 Amps, Square D, MHL36600-RECON, high IC circuit breaker, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Square D
Model: MHL36600RECON

600 Amps, Square D, MHP36600, #1393759

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHP36600

600 Amps, Square D, MHP36600, #1372597

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MHP36600

600 Amps, Square D, MJA36600, #1411201

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MJA36600

600 Amps, Square D, MJA36600, New out of Box, #1327016

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MJA36600
Square D Circuit Breaker, Molded Case type, Catalog Number MJA36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MJA36600, 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: MJA36600
Square D MJA36600 Molded Case Circuit Breaker. Family Powerpact; Type MJA; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, MJA36600, 600 Volts, #1282864

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MJA36600
Square D Circuit Breaker, Molded Case type, Catalog Number MJA36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MJF36600, 600 Volts, #1249142

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MJF36600
Square D Circuit Breaker, Molded Case type, Catalog Number MJF36600, 600 amp frame current, 600 volts.

600 Amps, Square D, MJL36600, #1401065

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MJL36600

600 Amps, Square D, MJL36600, #1411200

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MJL36600

600 Amps, Square D, #MJM36600, PowerPact Circuit Breaker, 3P, 600 Volts, MJ600, mounting hardware

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Square D
Model: MJM36600

600 Amps, Square D, MP20H2, 100, 3 Volts, #1115804

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MP20H2
Square D Circuit Breaker, Insulated Case type, Catalog Number MP20H2, 600 amp frame current, 3 volts, 100 operation.

600 Amps, Square D, MP30H2, 3 Volts, #1115795

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: MP30H2
Square D Circuit Breaker, Insulated Case type, Catalog Number MP30H2, 600 amp frame current, 3 volts.

600 Amps, Square D, MX36600G, 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: MX36600G
Square D MX36600G Molded Case Circuit Breaker. Family I-Line; Type MX; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 65kA@480V AIC; I-Line Style Plug-In Mounting.

600 Amps, Square D, NA36600, #1315981

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Square D
Model: NA36600
Square D Circuit Breaker, Molded Case type, Catalog Number NA36600, 600 amp frame current, 600 volts.