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Electrical & Power > Insulated Case and Molded Case Circuit Breakers

Insulated Case and Molded Case Circuit Breakers

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1251 - 1300 of 4236 listings

400 Amps, General Electric, TJD432400, New out of Box, #1222222

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TJD432400

400 Amps, General Electric, TJD432400, #696072

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TJD432400

400 Amps, General Electric, TJH4S, #1285621

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TJH4S
Electric Circuit Breaker, Molded Case type, Catalog Number TJH4S, 400 amp frame current, 600 volts.

400 Amps, General Electric, TJH4S, 3 Phase, 35kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: General Electric
Model: TJH4S
Electric TJH4S Molded Case Circuit Breaker. Family MicroVersaTrip; Type TJH; 600 Voltage; 3 Pole; 3 Phase; 400 Amp; 35kA@480V AIC; Bolt-On Mounting.

400 Amps, GE #TJJ436400, Molded Case Circuit Breaker, 3-pole, 600 Volt, 3PH

Powerhouse Systems Llc | Niota, TN
Seller: Powerhouse Systems Llc
Location: Niota, TN
Mfr: General Electric
Model: CIRCUIT BREAKER
Amperage: 400APoles: 3Voltage: 600 VACFrame Type: J600 Line (TJJ Frame)Trip Type: Thermal-Magnetic (LI)Trip Functions: Long-Time, InstantaneousInterrupting Rating: 30kA @ 480V, ~42–65kA @ 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, General Electric, TJJ436400, 600 Volts, #204364

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TJJ436400
Electric Circuit Breaker, Molded Case type, Catalog Number TJJ436400, 400 amp frame current, 600 volts.

400 Amps, General Electric, TJJ436400WL, #686066

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TJJ436400WL

400 Amps, General Electric, TJJ436400WL, New out of Box, 600 Volts, #1198275

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TJJ436400WL
Electric Circuit Breaker, Molded Case type, Catalog Number TJJ436400WL, 400 amp frame current, 600 volts.

400 Amps, General Electric, TJK436400, TJK frame, feed thru, Interchangeable trip units, 3 pole, 30kA @ 480 Volts, 600 Volts

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: General Electric
Model: TJK436400

400 Amps, General Electric, TJK436F000, adjustable trips

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: General Electric
Model: TJK436F000

400 Amps, General Electric, TKM836400, #1360930

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: General Electric
Model: TKM836400
Electric Circuit Breaker, Molded Case type, Catalog Number TKM836F000, 800 amp frame current, 600 volts.

400 Amps, Siemens / ITE, HJD63B400, New out of Box, #1413843

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Ite
Model: HJD63B400

400 Amps, Siemens / ITE, HJXD63B400, #1416479

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Ite
Model: HJXD63B400

400 Amps, Siemens / ITE, JL63B400, #1419337

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Ite
Model: JL63B400

400 Amps, Siemens / ITE, JXD63B400, New out of Box, #1222369

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Ite
Model: JXD63B400

400 Amps, Siemens / ITE, LM3B400, #1416435

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Ite
Model: LM3B400

400 Amps, Klockner-Moeller #NZM-12-500, Circuit Breaker

Smith Machinery Co | Ames, IA
Seller: Smith Machinery Co
Location: Ames, IA
Mfr: Klockner-Moeller
AMP 400 amperes Motor 400 HP.

400 Amps, Klockner-Moeller #NZM-12-500, Circuit Breaker

Smith Machinery Co | Ames, IA
Seller: Smith Machinery Co
Location: Ames, IA
Mfr: Klockner-Moeller
AMP 400 amperes Motor 400 HP.

400 Amps, Klockner-Moeller #NZM-12-500, Circuit Breaker

Smith Machinery Co | Ames, IA
Seller: Smith Machinery Co
Location: Ames, IA
Mfr: Klockner-Moeller
AMP 400 amperes Motor 400 HP.

GE Tkma K1200 Line Mccb, 400 Amps Thermal Mag Trip Generic Item Number

National Switchgear - Circuit Breakers etc. | Lewisville, TX
Seller: National Switchgear - Circuit Breakers etc.
Location: Lewisville, TX
Mfr: Mag
Manufacturer Electric Product Family TKM Type of Molded Case Breaker TKMA836 Frame Rating (Volts) 600 Frame Rating (Amps) 800A Frame Rating (KA) 30 Trip or Rating Plug Rating 400A Shipping Width 14 in Shipping Height 24 in Shipping Depth 14 in Shipping Weight 40 lb.

400 Amps, Merlin Gerin, CJ400H, #489522

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Merlin Gerin
Model: CJ400H

400 Amps, Merlin Gerin, CJ400N, #1333252

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Merlin Gerin
Model: CJ400N

400 Amps, Merlin Gerin, NSJ400HC, New out of Box, #027276

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Merlin Gerin
Model: NSJ400HC

400 Amps, Square D / Schneider Electric, LA36400, #1445203

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LA36400

400 Amps, Square D / Schneider Electric, LAL26400MB, #1409451

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LAL26400MB

400 Amps, Square D / Schneider Electric, LAL36400, #1446986

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LAL36400

400 Amps, Square D / Schneider Electric, LAP36400, #1412542

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LAP36400

400 Amps, Square D / Schneider Electric, LC36400, #1445546

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LC36400

400 Amps, Square D / Schneider Electric, LGL36400U31X, New out of Box, #1424068

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LGL36400U31X

400 Amps, Square D / Schneider Electric, LH36400, #1412222

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LH36400

400 Amps, Square D / Schneider Electric, LHL36400, #1445052

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LHL36400

400 Amps, Square D / Schneider Electric, LJA36400U31X, New out of Box, #1222234

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: LJA36400U31X

400 Amps, Square D / Schneider Electric, ME36350LSG, #1424037

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: ME36350LSG

400 Amps, Square D / Schneider Electric, MHL36400, #1390165

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: MHL36400

400 Amps, Square D / Schneider Electric, Q4L3400, #1424141

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Schneider Electric
Model: Q4L3400

400 Amps, Siemens, CJ3B400, #019521

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: CJ3B400
Siemens Circuit Breaker, Molded Case type, Catalog Number CJ3B400, 400 amp frame current, 600 volts.

400 Amps, Siemens, CJ3L400, 600 Volts, #947898

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: CJ3L400
Siemens Circuit Breaker, Molded Case type, Catalog Number CJ3L400, 400 amp frame current, 600 volts.

400 Amps, Siemens Sentron, CJD63H400, circuit breaker, 3-pole, bolt-on, 600 Volts (5 available)

Lenmark Industries | Langley, BC
Seller: Lenmark Industries
Location: Langley, BC
Mfr: Siemens
Model: CJD63H400
SKU: 104391, Model: CJD63H400, Condition: Used, Amps: 400 amps, Series: SENTRON, # of Poles: 3, Mounting Style: Bolt-On, Voltage: 600 volts, Phase: 3-phase, Dimensions: 10.00 (H) x 6.00 (W) x 11.00 (L) inches.

400 Amps, Siemens, CJD63H400, circuit breaker, 3 pole, bolt-on, 600 Volts, new surplus

Lenmark Industries | Langley, BC
Seller: Lenmark Industries
Location: Langley, BC
Mfr: Siemens
Model: CJD63H400
SKU: 139607, Model: CJD63H400, Condition: Surplus New, Amps: 400 amps, Series: CJD6-A, # of Poles: 3, Mounting Style: Bolt-On, Voltage: 600 volts, Phase: 3-phase, Dimensions: 6.00 (H) x 8.00 (W) x 19.00 (L) inches.

400 Amps, Siemens, CJD63H400, circuit breaker, bolt-on, 3-pole, 600 Volts, new surplus

Lenmark Industries | Langley, BC
Seller: Lenmark Industries
Location: Langley, BC
Mfr: Siemens
Model: CJD63H400
SKU: 139906, Model: CJD63H400, Condition: Surplus New, Amps: 400 amps, Series: CJD6-A, # of Poles: 3, Mounting Style: Bolt-On, Voltage: 600 volts, Phase: 3-phase, Dimensions: 8.00 (H) x 9.00 (W) x 21.00 (L) inches.

400 Amps, Siemens, CJKL3B400, 600 Volts, #455743

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: CJKL3B400
Siemens Circuit Breaker, Molded Case type, Catalog Number CJKL3B400, 400 amp frame current, 600 volts.

400 Amps, Siemens, HHJD63B400, New out of Box, 600 Volts, #1219700

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HHJD63B400
Siemens Circuit Breaker, Molded Case type, Catalog Number HHJD63B400, 400 amp frame current, 600 volts.

400 Amps, Siemens, HHJD63F400, Circuit Breaker, Sentron Series, 3-Pole, 600 VAC

Quantum Technology | Shippensburg, PA
Seller: Quantum Technology
Location: Shippensburg, PA
Mfr: Siemens
Model: HHJD63F400
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 warrantyif it doesnt work as described, well make it right., Shipping & Freight Logistics, Freight Handling: Average lead time is 5 business days (varies ...more

400 Amps, Siemens, HHLD63B400, New out of Box, 600 Volts, #974500

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HHLD63B400
Siemens Circuit Breaker, Molded Case type, Catalog Number HHLD63B400, 400 amp frame current, 600 volts.

400 Amps, Siemens, HJ3B400, 600 Volts, #828486

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJ3B400
Siemens Circuit Breaker, Molded Case type, Catalog Number HJ3B225, 225 amp frame current, 600 volts.

400 Amps, Siemens, HJD63B400, #1338742

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJD63B400

400 Amps, Siemens, HJD63F400, New out of Box, #1220156

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJD63F400
Siemens Circuit Breaker, Molded Case type, Catalog Number HJD63F400, 400 amp frame current, 600 volts.

400 Amps, Siemens Sentron Series, HJXD63B400, Type HJXD, HJXD frame, 3 phase, 65kA @ 480 Volts, 600 Volts

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Siemens
Model: HJXD63B400

400 Amps, Siemens, HJXD63B400, New out of Box, #1345509

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJXD63B400
Siemens Circuit Breaker, Molded Case type, Catalog Number HJXD63B400, 400 amp frame current, 600 volts.

400 Amps, Siemens, HLD63B400, #1383435

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HLD63B400