Circuit Breakers
Showing 7393 - 7440
of 8146
Items
HQR23B225 SpeedFax Low Voltage Molded Case Circuit Breaker, 240 V AC, 225 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
HQR23B225
UPC:
804766136955
Item #:
1182325
HQR23B200 SpeedFax Low Voltage Molded Case Circuit Breaker, 240 V AC, 200 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
HQR23B200
UPC:
804766136948
Item #:
656076
QR23B200L Low Voltage Molded Case Circuit Breaker, 240 V AC, 200 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QR23B200L
UPC:
804766136733
Item #:
983588
QR23B225 General Purpose Low Voltage Molded Case Circuit Breaker, 240 V AC, 225 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QR23B225
UPC:
804766136672
Item #:
1022302
QR23B200 General Purpose Low Voltage Molded Case Circuit Breaker, 240 V AC, 200 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QR23B200
UPC:
804766136665
Item #:
855280
3VA9473-0JJ23 3-Pole 2-Cable Wire Connector, 2/0 AWG to 600 kcmil, For Use With 3VA63 at 400 A, 3VA64 at 600 A Molded Case Circuit Breaker
MFR:
Siemens
MFR #:
3VA9473-0JJ23
UPC:
804766325847
Item #:
1293899
3VA5212-5ED31-0AA0 Molded Case Circuit Breaker, 690 V AC/750 V DC, 250 A, 35 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
3VA5212-5ED31-0AA0
UPC:
804766308581
Item #:
1274134
MBKQR3225A Sentron Low Voltage Breaker Mounting Kit, For Use With Type P1 Revised Panelboard, 240 V AC, 3-Phase
MFR:
Siemens
MFR #:
MBKQR3225A
UPC:
804766155772
Item #:
755579
BF220AH SpeedFax Type BL Molded Case Circuit Breaker, 120/240 V AC, 20 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BF220AH
UPC:
887621215408
Item #:
1169708
BF240AH SpeedFax GFCI Molded Case Circuit Breaker, 120/240 V AC, 40 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BF240AH
UPC:
887621215446
Item #:
1065286
QF260A Type GFCI Ground Fault Circuit Breaker, 120/240 V AC, 60 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QF260A
UPC:
887621216788
Item #:
725784
BF250AH SpeedFax GFCI Molded Case Circuit Breaker, 120/240 V AC, 50 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BF250AH
UPC:
887621215460
Item #:
1065287
QF215A Type QJ2 General Purpose Circuit Breaker, 240 V AC, 125 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QF215A
UPC:
887621216634
Item #:
831296
BF120AH SpeedFax Type BL Molded Case Circuit Breaker, 120 V AC, 20 A, 22 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BF120AH
UPC:
887621215286
Item #:
649379
LGB3B070B Type LGB Low Voltage Molded Case Circuit Breaker, 480 V AC, 70 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
LGB3B070B
UPC:
887621220303
Item #:
394462
LGB1B020B Type LGB Low Voltage Molded Case Circuit Breaker, 277 V AC, 20 A, 65 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
LGB1B020B
UPC:
887621219925
Item #:
394442
3RV20211HA10 Sirius Type 3RV2 Motor Protection Circuit Breaker, 690 V AC, 5.5 to 8 A, 6 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
3RV20211HA10
UPC:
040892942248
Item #:
818007
LGB3B125B Type LGB Low Voltage Molded Case Circuit Breaker, 480 V AC, 125 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
LGB3B125B
UPC:
887621220358
Item #:
394461
LGB3B020B Type LGB Low Voltage Molded Case Circuit Breaker, 480 V AC, 20 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
LGB3B020B
UPC:
887621220228
Item #:
328651
BA120AFCH Arc Fault Circuit Breaker, 120 V AC, 20 A, 22 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BA120AFCH
UPC:
887621215019
Item #:
437228
Q215AFC Type QAF2 Combination Arc Fault Circuit Breaker, 120/240 V AC, 15 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q215AFC
UPC:
040892148886
Item #:
239413
Q220AFC Type QAF2 Combination Arc Fault Circuit Breaker, 120/240 V AC, 20 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q220AFC
UPC:
040892148893
Item #:
11678
5SJ4103-8HG42 Sentron Type NSJ Miniature Circuit Breaker, 240 V AC, 3 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4103-8HG42
UPC:
754554959375
Item #:
1273478
5SJ4218-7HG42 Sentron Type NSJ Miniature Circuit Breaker, 277 V AC, 15 A, 14 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4218-7HG42
UPC:
754554959900
Item #:
1273489
5SJ4106-8HG42 Sentron Type NSJ Miniature Circuit Breaker, 240 V AC, 6 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4106-8HG42
UPC:
754554959580
Item #:
1273483
5SJ4118-7HG42 Sentron Type NSJ Miniature Circuit Breaker, 240 V AC, 15 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4118-7HG42
UPC:
754554959528
Item #:
1273470
5SJ4102-7HG42 Sentron Type NSJ Miniature Circuit Breaker, 277 V AC, 2 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4102-7HG42
UPC:
754554959467
Item #:
1024736
5SJ4111-8HG42 Sentron Type NSJ Miniature Circuit Breaker, 277 V AC, 5 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4111-8HG42
UPC:
754554959405
Item #:
1273481
5SJ4206-8HG42 Type NSJ Miniature Circuit Breaker, 277/480 V AC, 6 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4206-8HG42
UPC:
754554959962
Item #:
1273492
5SJ4108-7HG42 Sentron Type NSJ Miniature Circuit Breaker, 240 V AC, 8 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4108-7HG42
UPC:
754554959290
Item #:
1024738
5SJ4101-7HG42 Sentron Type NSJ Miniature Circuit Breaker, 240 V AC, 1 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4101-7HG42
UPC:
754554959269
Item #:
1273473
5SJ4216-7HG42 Sentron Type NSJ Miniature Circuit Breaker, 240 V AC, 16 A, 14 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4216-7HG42
UPC:
754554959702
Item #:
1273491
WLETU776 WL Series Electronic LSI Breaker Trip, 3 Poles, 200 to 5000 A, WLS/WLH/WLL/WLC Frame, For Use With Low Voltage Power Circuit Breaker, Composite
MFR:
Siemens
MFR #:
WLETU776
UPC:
783643467255
Item #:
523792
Q2125S SpeedFax Low Voltage Molded Case Circuit Breaker, 120/240 V AC, 125 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q2125S
UPC:
783643974753
Item #:
921379
FD63B125 Sentron Type FD6 Low Voltage Molded Case Circuit Breaker, 600 V AC/500 V DC, 125 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
FD63B125
UPC:
783643211469
Item #:
54982
EQ9675 G Series Type EQ Low Voltage Miniature Residential Molded Case Circuit Breaker, 240 V AC, 100 A, 22 kA Interrupt, 2 Poles
MFR:
Siemens
MFR #:
EQ9675
UPC:
783643255388
Item #:
32515
5SJ4101-7HG40 Sentron Type HSJ Miniature Circuit Breaker, 240 V AC, 0.3 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4101-7HG40
UPC:
754554932200
Item #:
723405
5SJ4102-7HG40 Sentron Type HSJ Miniature Circuit Breaker, 240 V AC, 0.5 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SJ4102-7HG40
UPC:
754554932217
Item #:
723406
NGB3B040B Type NGB Low Voltage Molded Case Circuit Breaker, 600Y/347 V AC, 40 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB3B040B
UPC:
783643414303
Item #:
206915
NGB3B125B Type NGB Low Voltage Molded Case Circuit Breaker, 600Y/347 V AC, 125 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB3B125B
UPC:
783643414396
Item #:
193391
NGB3B125 Type NGB Low Voltage Molded Case Circuit Breaker, 600Y/347 V AC, 125 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB3B125
UPC:
783643553538
Item #:
175476
NGB3B070B Type NGB Low Voltage Molded Case Circuit Breaker, 600Y/347 V AC, 70 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB3B070B
UPC:
783643414341
Item #:
394535
NGB2B060B Type NGB Low Voltage Molded Case Circuit Breaker, 600Y/347 V AC, 60 A, 14 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB2B060B
UPC:
783643414181
Item #:
394529
NGB1B020 Type NGB Low Voltage Molded Case Circuit Breaker, 347 V AC, 20 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB1B020
UPC:
783643553101
Item #:
237685
NGB3B020B Type NGB Low Voltage Molded Case Circuit Breaker, 600Y/347 V AC, 20 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
NGB3B020B
UPC:
783643414266
Item #:
97144
About Circuit Breakers
Circuit breakers are a critical component of electrical systems, protecting them against overload or short-circuiting. These devices shut off power when levels exceed a safety threshold in order to prevent damage to equipment or personnel. There are a variety of types of circuit breakers to suit different applications, including miniature, molded case, low voltage, GFCI, and AFCI.