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
401 - 447 of 447 listings

1600 Amps, Siemens, WLF2A316, integrated cubicle bus power circuit breaker

Equipment Recovery Corp | Willoughby, OH
Seller: Equipment Recovery Corp
Location: Willoughby, OH
Mfr: Siemens
Model: WLF2A316
Brand: SIEMENS, Condition: USED, "AS-IS", Model: WLF2A316, Type: F2A316QHGCXQZAN, Serial: 4001281021028, Power Rating: 1600 AMP, 50/60 HZ, 254,508 / 600 VOLT MAX, 200 KA SYSTEM, Weight: 270 LBS. W/ PALLET, Category: CIRCUIT BREAKERS, ERC #: MO-3571, Job #: 088, Shipping Dimensions: -, Additional Notes: COMES W/ ...more

1600 Amps, Siemens #WLII1600H, molded insulated case circuit breaker, 1000 Volts

Casey Equipment/Electrical | Pittsburgh, PA
Seller: Casey Equipment/Electrical
Location: Pittsburgh, PA
Mfr: Siemens
Model: CIRCUIT BREAKER
INVENTORY ID 12057300000 TITLE 1600 AMP, 1000 V, SIEMENS, WLII1600H INSULATED, MOLDED INSULATED CASE BREAKER - $1,995 AMP 1,600 MANUFACTURER SIEMENS CAT GB14048.2 TRIPS ALL PRO TRIPS.

1800 Amps, Siemens, RXD63B180, 3 Phase, 50kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: RXD63B180
Siemens RXD63B180 Molded Case Circuit Breaker. Family Sentron; Type RXD; 600 Voltage; 3 Pole; 3 Phase; 1800 Amp; 50kA@480V AIC; Bolt-On Mounting.

2000 Amps, Siemens, H2A320UDGCXQCCN, WL H2A320, ETU745 LSI w/metering function, RP, bell alarm, 120V shunt trip

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: H2A320UDGCXQCCN

2000 Amps, Siemens, HRB3B200, #1338843

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HRB3B200
Siemens Circuit Breaker, Molded Case type, Catalog Number HRB3B200, 2000 amp frame current, 600 volts.

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.

2000 Amps, Siemens, HRB3B2000, #1376372

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: HRB3B2000
Siemens Circuit Breaker, Molded Case type, Catalog Number HRB3B2000, 2000 amp frame current, 600 volts.

2000 Amps, Siemens, RXD63B200, 3 Phase, 50kA @ 480V AIC, 600 Volts

Quality Switchgear Inc | Valley View, TX
Seller: Quality Switchgear Inc
Location: Valley View, TX
Mfr: Siemens
Model: RXD63B200
Siemens RXD63B200 Molded Case Circuit Breaker. Family Sentron; Type RXD; 600 Voltage; 3 Pole; 3 Phase; 2000 Amp; 50kA@480V AIC; Bolt-On Mounting.

2000 Amps, Siemens, RXD63B200, 2000 amp trip, molded case, reconditioned

Five Star Circuit Breaker | Harbor City, CA
Seller: Five Star Circuit Breaker
Location: Harbor City, CA
Mfr: Siemens
Model: RXD63B200

2000 Amps, Siemens, WLL2A320, drawout, electrically operated, 120 Volts, LSIG w/LCD aux switch

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: WLL2A320

2000 Amps, Siemens, WLL2F320, molded case, new

Five Star Circuit Breaker | Harbor City, CA
Seller: Five Star Circuit Breaker
Location: Harbor City, CA
Mfr: Siemens
Model: WLL2F320

2500 Amps, Siemens, H2A332VDGCXQ8CN, WL H2A332, ETU745 LSI w/metering function, RP, bell alarm, 120V shunt trip

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: H2A332VDGCXQ8CN

2500 Amps, Siemens, SBH3200 H V2500A, fixed, electrically operated, LSIG trip functions

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBH3200 H V2500A

2500 Amps, Siemens, SHTD63F2500, #688667

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SHTD63F2500
Siemens Circuit Breaker, Molded Case type, Catalog Number SHTD63F2500, 2500 amp frame current, 600 volts.

3000 Amps, Siemens, SBS4032F, manually operated, 3P, with SB32TLSIG trip unit, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBS4032F

3000 Amps, Siemens, SBS4040DV, 120V. E/O-D/O,24V DC SHUNT TRIP 6/A-6B AUX.,reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBS4040DV.

3000 Amps, Siemens, WLL2F330, 600 Volts, 3 phase, with ET0725 trip unit, new

Five Star Circuit Breaker | Harbor City, CA
Seller: Five Star Circuit Breaker
Location: Harbor City, CA
Mfr: Siemens
Model: WLL2F330

3000 Amps, Siemens, WLL2F330, electrically operated, fixed (2 available)

Electric Equipment Corp Of VA | Washington, DC
Seller: Electric Equipment Corp Of VA
Location: Washington, DC
Mfr: Siemens
Model: WLL2F330

3200 Amps, Siemens, 3200AF, electrically operated, drawout, 120 Volts, aux switch, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: 3200AF

3200 Amps, Siemens, A6X30029568, 3WL1232, circuit breaker, new

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: A6X30029568

3200 Amps, Siemens, L2A332YDGCXQCCN, WL L2A332, ETU745 LSI, RP, bell alarm, O/C aux contacts 4a+4b

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: L2A332YDGCXQCCN

3200 Amps, Siemens, M3A332UACXXXXXN, manually operated, drawout, new

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: M3A332UACXXXXXN

3200 Amps, Siemens, SBH3232, electrically operated, drawout, 120 Volts, aux switch, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBH3232

3200 Amps, Siemens, WL3200S-A6X30029568 3WL3200A breaker

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: WL3200SA6X30029568 3WL3200A BREAKER

4000 Amps, Siemens, SBS4000, manually operated, drawout, #IC3124

RESA Power Solutions | Cerritos, CA
Seller: RESA Power Solutions
Location: Cerritos, CA
Mfr: Siemens
Model: SBS4000
Siemens Circuit Breaker, Insulated Case type, Catalog Number SBS4000, 4000 amp frame current, 600 volts, Manual operation, Drawout mounting.

4000 Amps, Siemens, SBS4025, TLSIG, manually operated, fixed, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBS4025

4000 Amps, Siemens, SBS4040, SBS4040DV, SB40TLSG, EO/DO SHUNT

Electric Barn Inc., The | North Hampton, NH
Seller: Electric Barn Inc., The
Location: North Hampton, NH
Mfr: Siemens
Model: SBS4040
Siemens SBS4040 (SBS4000) (SBS4040DV), ENCASED SYSTEM CIRCUIT BREAKER, Type SBS4040DV, 4000 AMP, 600 VOLT, 3 POLE, 4000 Amp Frame, 4000 Amp Trip, 4000A Rating Plug, Electrically Operated (EO) SB4EO120, 120VAC, Drawout Frame (DO) SBS40DFV STATIONARY DRAWOUT CRADLE, SB40TLSG TRIP UNIT, ADJUSTABLE LSG FUNCTIONS, SB4ST120 ...more

4000 Amps, Siemens, SBS4040D AC Pro LSIG, fixed-M/O, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBS4040D AC PRO LSIG

4000 Amps, Siemens, SBS4040DV, new

Advanced Electrical & Motor Controls | Irving, TX
Seller: Advanced Electrical & Motor Controls
Location: Irving, TX
Mfr: Siemens
Model: SBS4040DV
Siemens SBS-4040DV, Manually Operated, Draw Out, with SB40TLIG Trip Unit, New in Factory Cartons. Can be configured to Electrically Operated.

4000 Amps, Siemens, SBS4040DV, manually operated, drawout, 3 pole, SB40TLSIG trip unit, recon

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBS4040DV

5000 Amps, Siemens, L3A3501DGCXQ8CN, WL L3A350, ETU745 LSI w/metering function, RP, bell alarm, 120V shunt trip

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: L3A3501DGCXQ8CN

5000 Amps, Siemens, SBS5050F, LSIG-U-M/O, fixed, reconditioned

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: SBS5050F

5000 Amps, Siemens, WLC3F350, motorized breaker with adjustable trip unit, with GFCI module, 2021

Diesel-Powered.com | East Earl, PA
Seller: Diesel-Powered.com
Location: East Earl, PA
Mfr: Siemens
Model: WLC3F350
Year: 2021
Stock#: IE00-615-Breaker Year: 2021 Voltage: 0 to 600 V Hours: 25 Hours Since New Phase: 3 Phase Make: Siemens Model: WLC3F350 Serial: 08050240 Wires: 3 Wires Length: 16" Width: 30" Height: 20" Weight: 350 lbs Condition: Like New.

5000 Amps, Siemens, WLF3A350 WLF3A3501EGAXCCCA, WL breaker

Electric Barn Inc., The | North Hampton, NH
Seller: Electric Barn Inc., The
Location: North Hampton, NH
Mfr: Siemens
Model: WLF3A350 WLF3A3501EGAXCCCA

Siemens, 3RV1021-1KA10, Circuit Breaker, New

iGAM | Detroit, MI
Seller: iGAM
Location: Detroit, MI
Mfr: Siemens
Model: CIRCUIT BREAKER
SIEMENS 3RV1021-1KA10 Circuit Breaker available in new condition. Ideal for reliable electrical protection in various applications. High-quality manufacturing ensures performance., Spec Sheet, SIEMENS 3RV1021-1KA10, Dimensions. 5x5x2, Weight. 3lbs.

Siemens #3VA1063-4ED46-0AA0, Circuit Breaker

HGR24 | Euclid, OH
Seller: HGR24
Location: Euclid, OH
Mfr: Siemens
Inventory No. 0325-038-0228 Manufacturer Siemens Model No. 3VA1063-4ED46-0AA0 Name Circuit Breaker Arrival Date 03-03-2026 Dimensions L x W x H (inches) 6 x 5 x 5 Weight (lb.) 4 Category Electrical Condition Used Available Quantity 1 Item Used, Untested, Q16.

Siemens, 4000AF/3200AS/3000AT, electrically operated, local electric close, LSIG, reconditioned

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

Siemens #5SX2 110-7, MINIATURE CIRCUIT BREAKER 10A C-CURVE, NEW

iGAM | Detroit, MI
Seller: iGAM
Location: Detroit, MI
Mfr: Siemens
Model: NEW
This listing is for a NEW Siemens 5SX2 110-7., Miniature circuit breaker rated at 10A, 230/400VAC, with C-Curve tripping characteristics. Ideal for industrial and residential panel protection. DIN rail mountable., See photos for., Part No: 5SX2 110-7, Type: Miniature Circuit Breaker, Condition: NEW, Poles: 1, Rated ...more

Siemens, 5SY4201-7, circuit breaker, new

iGAM | Detroit, MI
Seller: iGAM
Location: Detroit, MI
Mfr: Siemens
Model: 5SY4201-7
New SIEMENS 5SY4201-7 circuit breakers available! Ensure reliable power protection with these state-of-the-art units. In pristine condition and ready for use. Perfect for enhancing your electrical systems., Spec Sheet, SIEMENS 5SY4201-7, Dimensions. 4X4X3, Weight. 2LBS.

Siemens, HFD63B250-NTO, 250/3 GFD6 frame - new take out

Industrial Control & Supply | Santa Fe Springs, CA
Seller: Industrial Control & Supply
Location: Santa Fe Springs, CA
Mfr: Siemens
Model: 250/3 GFD6 FRAME NEW TAKE OUT