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Siemens Insulated Case and Molded Case Circuit Breakers

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351 - 400 of 774 listings

250 Amps, Siemens, HFD63F250, New out of Box, #1403783

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HFD63F250

250 Amps, Siemens, HFD63F250, manually operated, Fixed, #MC5167

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HFD63F250
Siemens Circuit Breaker, Molded Case type, Catalog Number HFD63F250, 250 amp frame current, 600 volts, Manual operation, Fixed mounting.

250 Amps, Siemens #HFXD63B250, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens HFXD63B250 Circuit Breaker 250A 600V 3P HFXD, PART NUMBER: HFXD63B250, AMPERAGE: 250A Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 600v Volt, Siemens HFXD63B250 Circuit Breaker 250A 3P 600V 3PH HFXD 250 Amp 3 Pole, Item pictured will be the exact item you receive unless multiple quantities ...more

250 Amps, Siemens, HFXD63B250, #1367260

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HFXD63B250

250 Amps, Siemens Sentron Series, HFXD63B250, Type HFXD, HFD frame, 3 phase, 65kA @ 480 Volts, 600 Volts

Denver Breaker & Supply | Denver, CO
Seller: Denver Breaker & Supply
Location: Denver, CO
Mfr: Siemens
Model: HFXD63B250

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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.

250 Amps, Siemens, HFXD63B250, New out of Box, 600 Volts, #1219694

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HFXD63B250
Siemens Circuit Breaker, Molded Case type, Catalog Number HHFXD63B250, 250 amp frame current, 600 volts.

250 Amps, Siemens, HHJD63B250, New out of Box, #1300470

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HHJD63B250
Siemens Circuit Breaker, Molded Case type, Catalog Number HHJD63B250, 250 amp frame current, 600 volts.

250 Amps, Siemens, ITE, FXD63B250, adjustable trips

Row Electrical Equipment | Toledo, OH
Seller: Row Electrical Equipment
Location: Toledo, OH
Mfr: Siemens
Model: ITE

250 Amps, Siemens #JD63B250, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens JD63B250 Circuit Breaker 3 Pole 250 Amp 600V JD 3P 250A Bolt On, PART NUMBER: JD63B250, AMPERAGE: 250 Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, SIE JD63B250 Bolt On Circuit Breaker 3 Pole 250 Amp 600V JD 3P 250A 600 Volt, Additional notes.

250 Amps, Siemens, KM3B250, #018166

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: KM3B250
Siemens Circuit Breaker, Molded Case type, Catalog Number KM3B250, 250 amp frame current, 600 volts.

250 Amps, Siemens, LM3B600, #204521

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LM3B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LM3B600, 250 amp frame current.

250 Amps, Siemens #NJX3T250, Circuit Breaker, 3-pole, 600 Volts, w/ trip unit, bolt-on

Integrity Electric LLC | Indianapolis, IN
Seller: Integrity Electric LLC
Location: Indianapolis, IN
Mfr: Siemens
Model: CIRCUIT BREAKER

275 Amps, Siemens, CJ3M275, #019913

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: CJ3M275
Siemens Circuit Breaker, Molded Case type, Catalog Number CJ3M275, 275 amp frame current, 600 volts.

300 Amps, Siemens, CJ3B300, #030164

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: CJ3B300
Siemens Circuit Breaker, Molded Case type, Catalog Number CJ3B300, 300 amp frame current, 600 volts.

300 Amps, Siemens #HJD63F400, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens HJD63F400 Circuit Breaker 300A 600V 3P, PART NUMBER: HJD63F400, AMPERAGE: 300 Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Siemens HJD63F400 Circuit Breaker Frame 3P 600V 300A Trip, Includes accessories: 300A Trip Unit. Item pictured will be the exact item you receive unless ...more

300 Amps, Siemens, HJXD62B300, 600 Volts, #1295118

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJXD62B300
Siemens Circuit Breaker, Molded Case type, Catalog Number HJXD62B300, 300 amp frame current, 600 volts.

300 Amps, Siemens, HJXD63B300, #1370021

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJXD63B300
Siemens Circuit Breaker, Molded Case type, Catalog Number HJXD63B300, 300 amp frame current, 600 volts.

300 Amps, Siemens, HJXD63B300H, 3P 600 V 35 KA FXD Sentron Series JD100

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: HJXD63B300H

300 Amps, Siemens, JD63B300, #1412425

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JD63B300

300 Amps, Siemens, JJ3B300, #1318432

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JJ3B300

300 Amps, Siemens, JK3B300, #019867

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JK3B300
Siemens Circuit Breaker, Molded Case type, Catalog Number JK3B300, 300 amp frame current.

300 Amps, Siemens, JKL3300, 600 Volts, #957201

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JKL3300
Siemens Circuit Breaker, Molded Case type, Catalog Number JKL3B300, 300 amp frame current.

300 Amps, Siemens, JKL3B300, #460686

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JKL3B300
Siemens Circuit Breaker, Molded Case type, Catalog Number JKL3B300, 300 amp frame current.

300 Amps, Siemens, JXD23B200, Sentron Series Molded Case Circuit Breaker, 3-pole, 240 VAC, thermal magnetic

Integrity Electric LLC | Indianapolis, IN
Seller: Integrity Electric LLC
Location: Indianapolis, IN
Mfr: Siemens
Model: JXD23B200

300 Amps, Siemens #JXD23B300, Circuit Breaker, 3-Pole, 240 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens JXD23B300 Circuit Breaker 300A 3P 240V JXD2-A 300 Amp 3 Pole, PART NUMBER: JXD23B300, AMPERAGE: 300 Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 240 Volt, Siemens JXD23B300 Circuit Breaker 300A 3P 240V JXD2-A 300 Amp 3 Pole.

300 Amp, Siemens #JXD23B300, Circuit Breaker, 3 Pole, 240 Volts

Aucto | San Francisco, CA
Seller: Aucto
Location: El Paso, TX
Mfr: Siemens
Model: CIRCUIT BREAKER
240V 300 A 3 POLES | VOLTAGE: 240 VAC | AMPS: 300 AMP | ALTERNATIVE PART NUMBER: JXDD2-A.

300 Amps, Siemens #JXD23B350, Circuit Breaker, 3-Pole, 240 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens JXD23B350, PART NUMBER: JXD23B350, AMPERAGE: 300 Amp, MANUFACTURER: Siemens, CONDITION: Used, MAXIMUM AMPERAGE: 300A, POLES: 3, VOLTAGE: 240 Volt, Siemens JXD23B350 Circuit Breaker 350A 3P 240V JXD2-A 350 Amp 3 Pole.

300 Amps, Siemens #JXD63B300-S01JLD6, Circuit Breaker, 3-Pole, 600 Volts, Shunt Trip

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens JXD63B300 S01JLD6, PART NUMBER: JXD63B300 S01JLD6, AMPERAGE: 300 Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, SIEMENS JXD63B300 WITH S01JLD6 SHUNT TRIP 300A 600V.

300 Amps, Siemens, JXD63M300, 600 Volts, #1233319

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JXD63M300
Siemens Circuit Breaker, Molded Case type, Catalog Number JXD63M300, 300 amp frame current, 600 volts.

300 Amps, Siemens, KM3B300, #790582

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: KM3B300
Siemens Circuit Breaker, Molded Case type, Catalog Number KM3B300, 300 amp frame current, 600 volts.

300 Amps, Siemens, SCJD69300NGT, 3 Phase, 100kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: SCJD69300NGT
Siemens SCJD69300NGT Molded Case Circuit Breaker. Family Sentron; Type SCJD; 600 Voltage; 3 Pole; 3 Phase; 300 Amp; 100kA@480V AIC; Bolt-On Mounting.

300 Amps, Siemens #SHJD69300NGT, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens SHJD69300NGT, PART NUMBER: SHJD69300NGT, AMPERAGE: 300 Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Siemens SHJD69300NGT Circuit Breaker 300A 3P 600V SHJD6-A 300 Amp 3 Pole.

300 Amps, Siemens, SHJD69300NGT, 3 Phase, 35kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: SHJD69300NGT
Siemens SHJD69300NGT Molded Case Circuit Breaker. Family Sentron; Type SHJD; 600 Voltage; 3 Pole; 3 Phase; 300 Amp; 35kA@480V AIC; Bolt-On Mounting.

300 Amps, Siemens, SHJD69300NT, 600 Volts, #1162895

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHJD69300NT
Siemens Circuit Breaker, Molded Case type, Catalog Number SHJD69300NT, 300 amp frame current, 600 volts.

300 Amps, Siemens, SJD69300NT, New out of Box, #833955

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SJD69300NT
Siemens Circuit Breaker, Molded Case type, Catalog Number SJD69300NT, 300 amp frame current, 600 volts.

300 Amps, Siemens, SMD69600AH, 3 Phase, 50kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: SMD69600AH
Siemens SMD69600AH Molded Case Circuit Breaker. Family Sentron; Type SMD; 600 Voltage; 3 Pole; 3 Phase; 300 Amp; 50kA@480V AIC; Bolt-On Mounting.

350 Amps, Siemens #HHJXD63B350, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens HHJXD63B350, PART NUMBER: HHJXD63B350, AMPERAGE: 350 Amp, MANUFACTURER: Siemens, CIRCUIT BREAKER MOUNT: Bolt on, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, SIEMENS HHJXD63B350 350A 600V.

350 Amps, Siemens #HJD63B350, Circuit Breaker, 3-Pole, 600 Volts

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens HJD63B350, PART NUMBER: HJD63B350, AMPERAGE: 350 Amp, MANUFACTURER: Siemens, CONDITION: Used, POLES: 3, VOLTAGE: 600 Volt, Siemens HJD63B350 Circuit Breaker 350A 3P 600V 3PH HJD6-A 350 Amp 3 Pole.

350 Amps, Siemens, HJX3B350MA2REX, Bolt-On Circuit Breaker, 3 Pole, 3 phase, 600 Volts

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Siemens
Model: HJX3B350MA2REX
Siemens HJX3B350MA2REX6 Bolt-On Circuit Breaker 350A 600V 3P 3PH HJGA 350 AMP., Condition Notes: 350 Amp HJGA., 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 ...more

350 Amps, Siemens #HJX3B350MA2REX6, circuit breaker, 600 Volts, 3 Pole (2 available)

Travel Safe | Arlington, TX
Seller: Travel Safe
Location: Arlington, TX
Mfr: Siemens
Model: CIRCUIT BREAKER
HJX3B350MA2REX6 350 Amp 600V 3 Pole Siemens Circuit Breaker, ***30-day Warranty- Guaranteed to work or your money back.***, ***This item may exhibit signs of prior use, such as scratches, scuffs, or dents, these cosmetic imperfections do not compromise its functionality or performance. You can buy with confidence ...more

350 Amps, Siemens, HJXD63B350, #1362651

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HJXD63B350
Siemens Circuit Breaker, Molded Case type, Catalog Number HJXD63B350, 350 amp frame current, 600 volts.

350 Amps, Siemens, HLD63B350, 600 Volts, #1149078

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HLD63B350
Siemens Circuit Breaker, Molded Case type, Catalog Number HLD63F600, 600 amp frame current, 600 volts.

350 Amps, Siemens, JJ63B350, 600 Volts, #1149979

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JJ63B350
Siemens Circuit Breaker, Molded Case type, Catalog Number JJ63B350, 350 amp frame current, 600 volts.

350 Amps, Siemens, JL63B350, #149669

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JL63B350
Siemens Circuit Breaker, Molded Case type, Catalog Number JL63B350, 350 amp frame current, 600 volts.

350 Amps, Siemens, JXD63B350, #874985

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JXD63B350
Siemens Circuit Breaker, Molded Case type, Catalog Number JXD63B350, 350 amp frame current, 600 volts.

350 Amps, Siemens, JXD63B350, New out of Box, #874978

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: JXD63B350
Siemens Circuit Breaker, Molded Case type, Catalog Number JXD63B350, 350 amp frame current, 600 volts.

400 Amps, Siemens #3VA5340-5EC36-1AA0, Circuit Breaker, 3-pole, 600 Volts, new

Integrity Electric LLC | Indianapolis, IN
Seller: Integrity Electric LLC
Location: Indianapolis, IN
Mfr: Siemens
Model: CIRCUIT BREAKER

400 Amps, Siemens #3VA5340-6EC32-0AA0, Circuit Breaker, 3-Pole, 600 Volts, Bolt-On, NEW

Brilliant Equipment Services | Burlington, NC
Seller: Brilliant Equipment Services
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens 3VA5340-6EC32-0AA0, PART NUMBER: 3VA5340-6EC32-0AA0, AMPERAGE: 400 Amp, MANUFACTURER: Siemens, CONDITION: New surplus, POLES: 3, VOLTAGE: 600 Volt, Siemens 3VA5340-6EC32-0AA0 Bolt On Circuit Breaker 400A 3P 600V 3PH 400 Amp.

400 Amps, Siemens #3VA6340-5JQ31-0AA0, 3VA6 Molded Case Circuit Breaker, 3-pole, 600 Volts, ETU560 LSIG trip unit, new

Integrity Electric LLC | Indianapolis, IN
Seller: Integrity Electric LLC
Location: Indianapolis, IN
Mfr: Siemens
Model: CIRCUIT BREAKER

400 Amps, Siemens #3VA6340-6HN31-0AA0, Molded Case Circuit Breaker, 3 Pole, Frame 400H, ETU350 LSI Electronic Trip, 600 Volts UL, 65 kA @ 480 Volts

MRO Exchange | Fairfield, IL
Seller: MRO Exchange
Location: Fairfield, IL
Mfr: Siemens
Model: CIRCUIT BREAKER
Product Manufacturer: SiemensMPN / Model: 3VA6340-6HN31-0AA0Product Type: Molded Case Circuit BreakerPoles: 3Frame Size: Frame 400HRated Current: 400AVoltage: 690V AC, Max 600V UL RatedInterrupting Ratings: 100kA at 240V, 65kA at 480V, 22kA at 600VTrip Unit: ETU350 LSi Electronic Trip UnitOEM / Alternate Part Number: ...more