go to top
The World's Leading Online Marketplace for Used, New, and Surplus Industrial Machinery & Equipment ℠

Siemens Insulated Case and Molded Case Circuit Breakers

warning
201 - 250 of 447 listings

500 Amps, Siemens, LM3B500, #1092330

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LM3B500
Siemens Circuit Breaker, Molded Case type, Catalog Number LM3B500, 500 amp frame current.

500 Amps, Siemens, LMXD63B500, 3 Phase, 50kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: LMXD63B500
Siemens LMXD63B500 Molded Case Circuit Breaker. Family Sentron; Type LMXD; 600 Voltage; 3 Pole; 3 Phase; 500 Amp; 50kA@480V AIC; Bolt-On Mounting.

500 Amps, Siemens, LMXD63B500, #1292141

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LMXD63B500
Siemens Circuit Breaker, Molded Case type, Catalog Number LMXD63B500, 500 amp frame current, 600 volts.

500 Amps, Siemens, LXD63B500, new

DEPCO Power Systems | Houston, TX
Seller: DEPCO Power Systems
Location: Houston, TX
Mfr: Siemens
Model: LXD63B500
Product InformationItem TypeBreakerBrandSiemensConditionNewModelLXD63B500Serial NumberC405027015.

500 Amps, Siemens, LXD63B500, New out of Box, #1329009

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD63B500

Get email updates for newly added Insulated Case and Molded Case Circuit Breakers

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.

500 Amps, Siemens, MD63B500, #1294321

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: MD63B500
Siemens Circuit Breaker, Molded Case type, Catalog Number MD63B500, 500 amp frame current, 600 volts.

500 Amps, Siemens, SCLD69500NGT, 600 Volts, #1265271

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SCLD69500NGT
Siemens Circuit Breaker, Molded Case type, Catalog Number SCLD69500NGT, 500 amp frame current, 600 volts.

500 Amps, Siemens, SHLD69500G, New out of Box, #1376310

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHLD69500G
Siemens Circuit Breaker, Molded Case type, Catalog Number SHLD69500G, 500 amp frame current, 600 volts.

500 Amps, Siemens, SHLD69500NGT, #886999

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHLD69500NGT
Siemens Circuit Breaker, Molded Case type, Catalog Number SHLD69500NGT, 500 amp frame current, 600 volts.

600 Amps, Siemens WBV3600B, Breaker Module, 3PH, 240 VAC, 3VA5460-5EC31-0AA0, Power Mod, unused

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Siemens
Model: BREAKER MODULE
Siemens WBV3600B Breaker Module 600 Amp 3 PH 240 VAC 3VA5460-5EC31-0AA0 NOS, New unused uninstalled item condition. Minor cosmetic scratches and markings due to age and storage. Please review all photos and video carefully. The item shown is the exact unit you will receive. Sold as-is. Confirm compatibility and ...more

600 Amps, Siemens, CLD63B600, breaker LD 3P 600V 100KA NL

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: CLD63B600

600 Amps, Siemens, CM3B600, #1333331

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: CM3B600
Siemens Circuit Breaker, Molded Case type, Catalog Number CM3B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, HHLXD63B600 Sentron Series, 8 breakers new in boxes

Power Consulting Services | Cleveland, TX
Seller: Power Consulting Services
Location: Cleveland, TX
Mfr: Siemens
Model: HHLXD63B600 SENTRON SERIES

600 Amps, Siemens, HLD63B600, 600 Volts, #1148907

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HLD63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number HLD63F600, 600 amp frame current, 600 volts.

600 Amps, Siemens, HLD63F600, 600 Volts, #1107541

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

600 Amps, Siemens, HLXD63B600, #1301747

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HLXD63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number HLXD63B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, HMD63B600, 600 Volts, #805105

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HMD63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number HMD63B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, HP3B600, #679041

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HP3B600
Siemens Circuit Breaker, Molded Case type, Catalog Number HP3B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LD62B600, 600 Volts, #1127985

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LD62B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LD62B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LD63B600, #1412428

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LD63B600

600 Amps, Siemens, LL3B600, 600 Volts, #1140096

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LL3B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LL3F600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LL3F600, #1311465

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LL3F600
Siemens Circuit Breaker, Molded Case type, Catalog Number LL3F600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LL63B600, #872201

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LL63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LL63B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LL63F600, #118431

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LL63F600
Siemens Circuit Breaker, Molded Case type, Catalog Number LL63F600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LL63T600, #744771

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LL63T600
Siemens Circuit Breaker, Molded Case type, Catalog Number LL63T600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LMXD63B600, 3P circuit breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: LMXD63B600

600 Amps, Siemens, LXD62B600, #934127

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD62B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LXD62B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LXD63B600, #1393658

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD63B600

600 Amps, Siemens, LXD63B600, #1419367

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD63B600

600 Amps, Siemens, LXD63B600, #1355149

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LXD63B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LXD63B600, New out of Box, #1330328

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number LXD63B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, LXD63H600, 600 Volts, #1124145

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LXD63H600
Siemens Circuit Breaker, Molded Case type, Catalog Number LXD63H600, 600 amp frame current, 600 volts.

600 Amps, Siemens, MD63B600, #541968

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: MD63B600
Siemens Circuit Breaker, Molded Case type, Catalog Number MD63B600, 600 amp frame current, 600 volts.

600 Amps, Siemens, SBS4040, 100, 3 Volts, #935735

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SBS4040
Siemens Circuit Breaker, Insulated Case type, Catalog Number SBS4040, 600 amp frame current, 3 volts.

600 Amps, Siemens, SCLD69600NGT, 3 Phase, 100kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: SCLD69600NGT
Siemens SCLD69600NGT Molded Case Circuit Breaker. Family Sentron; Type SCLD; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 100kA@480V AIC; Bolt-On Mounting.

600 Amps, Siemens, SHLD69600NGT, #1370027

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHLD69600NGT
Siemens Circuit Breaker, Molded Case type, Catalog Number SHLD69600NGT, 600 amp frame current, 600 volts.

600 Amps, Siemens, SHLD69600NGT, 3 Phase, 65kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: SHLD69600NGT
Siemens SHLD69600NGT Molded Case Circuit Breaker. Family Sentron; Type SHLD; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 65kA@480V AIC; Bolt-On Mounting.

600 Amps, Siemens, SHMD69600A, New out of Box, #938821

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHMD69600A
Siemens Circuit Breaker, Molded Case type, Catalog Number SHMD69600AH, 600 amp frame current, 600 volts.

600 Amps, Siemens, SHMD69600A, #889417

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHMD69600A
Siemens Circuit Breaker, Molded Case type, Catalog Number SHMD69600A, 600 amp frame current, 600 volts.

600 Amps, Siemens, SLD69600, 600 Volts, #102224

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SLD69600
Siemens Circuit Breaker, Molded Case type, Catalog Number SLD69600, 600 amp frame current, 600 volts.

600 Amps, Siemens, SLD69600NGT, 3 Phase, 35kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: SLD69600NGT
Siemens SLD69600NGT Molded Case Circuit Breaker. Family Sentron; Type SLD; 600 Voltage; 3 Pole; 3 Phase; 600 Amp; 35kA@480V AIC; Bolt-On Mounting.

600 Amps, Siemens, WB1600C, Service Entrance Breaker Module, 1-phase, 3-Wire, 240 V

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Siemens
Model: WB1600C
Siemens WB1600C Service Entrance Breaker Module LXD62B600 240V 1PH 3R 600 Amp, Brand: SiemensMPN: WB1600CType: Service Entrance Breaker ModuleMain Breaker Rating: 600 Amp MaxMain Bus Rating: 1200 Amp Max1 Phase240 VAC65,000 AICOverhead/Underground Feed3R RainproofBreaker MPN: LXD62B600.

600 Amps, Siemens, WLS2F312, 3 Volts, #1153119

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: WLS2F312
Siemens Circuit Breaker, Insulated Case type, Catalog Number WLS2F312, 600 amp frame current, 3 volts.

630 Amps, Siemens, 3WN1031-0DB00-0AA1, bolt in, 3 pole

Technitrol Inc | Germantown, WI
Seller: Technitrol Inc
Location: Germantown, WI
Mfr: Siemens
Model: 3WN10310DB000AA1
630 amp, Siemens 3WN1031-0DB00-0AA1, Bolt in, Manually opearted, Has an aux switch, Another part number might be 3WN1031-2DM05-0AA1.

635 Amps, Siemens, WLS2A332, 65, Fixed, 635 Volts, New out of Box, #1119987

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: WLS2A332
Siemens Circuit Breaker, Insulated Case type, Catalog Number WLS2A332, 635 amp frame current, 635 volts, 65 operation, Fixed mounting.

700 Amp, Siemens #NMX3B700, Circuit Breaker, 3P, 600 Volts, Frame MG White, NMX

OK Sales Inc | Burlington, NC
Seller: OK Sales Inc
Location: Burlington, NC
Mfr: Siemens
Model: CIRCUIT BREAKER
Siemens NMX3B700 Circuit Breaker 700A 3P 600V Frame MG White Used 3 Pole, Condition Notes: Scuff bottom middle. No top lugs. Lugs CDA-751 TA2MG750 750-500KCMIL, Used working condition. Removed from working service environment. Industrial surplus., Most items ship same day or next day of payment received from North ...more

700 Amps, Siemens, KM3B700, #193976

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: KM3B700
Siemens Circuit Breaker, Molded Case type, Catalog Number KM3B700, 700 amp frame current, 600 volts.

700 Amps, Siemens, KP3B700, #721741

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: KP3B700
Siemens Circuit Breaker, Molded Case type, Catalog Number KP3B700, 700 amp frame current, 600 volts.

700 Amps, Siemens, LMXD63B700, 3 Phase, 50kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: LMXD63B700
Siemens LMXD63B700 Molded Case Circuit Breaker. Family Sentron; Type LMXD; 600 Voltage; 3 Pole; 3 Phase; 700 Amp; 50kA@480V AIC; Bolt-On Mounting.

700 Amps, Siemens, LMXD63B700, #1175186

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: LMXD63B700
Siemens Circuit Breaker, Molded Case type, Catalog Number LMXD63B700, 700 amp frame current, 600 volts.