Circuit Breakers and Accessories
Showing 8161 - 8208
of 8748
Items
MBK200 SpeedFax Type SL Transfer Switch Main Circuit Breaker, 120/208 V AC, 200 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
MBK200
UPC:
783643158986
Item #:
180578
B315HH Type HBL Low Voltage Molded Case Circuit Breaker, 240 V AC, 15 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B315HH
UPC:
783643264205
Item #:
46650
J6N1 Sentron Type JD Circuit Breaker Enclosure, 22-27/64 in W x 10-45/64 in D x 41-3/16 in H, NEMA 1, Steel
MFR:
Siemens
MFR #:
J6N1
UPC:
783643191501
Item #:
45681
ED63B125L Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 125 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63B125L
UPC:
783643244658
Item #:
821390
ED42B020L Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 20 A, 18 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED42B020L
UPC:
783643083776
Item #:
437633
B325 Type BL Low Voltage Molded Case Circuit Breaker, 240 V AC, 25 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B325
UPC:
783643263703
Item #:
123800
B280 Type BL Molded Case Circuit Breaker, 120/240 V AC, 80 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B280
UPC:
783643000933
Item #:
106469
TA2J6500 Sentron Line/Load Side Circuit Breaker Lug, 3/0 AWG to 500 kcmil, 4/0 AWG to 500 kcmil
MFR:
Siemens
MFR #:
TA2J6500
UPC:
783643184312
Item #:
93753
B350H00S01 Type BLH Low Voltage Molded Case Circuit Breaker, 120/240 V AC, 50 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B350H00S01
UPC:
783643268975
Item #:
224541
FXD63B250 Sentron Type FXD6 Low Voltage Molded Case Circuit Breaker, 600 V AC, 250 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
FXD63B250
UPC:
783643211292
Item #:
98735
FXD63B100 Sentron Type FXD6 Low Voltage Molded Case Circuit Breaker, 600 V AC, 100 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
FXD63B100
UPC:
783643211223
Item #:
107645
ED63B100 Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 100 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63B100
UPC:
783643209787
Item #:
76288
BQD140 Type BQD Molded Case Circuit Breaker, 277 V AC, 40 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQD140
UPC:
783643277137
Item #:
74105
CQD360 Type CQD Low Voltage Molded Case Circuit Breaker, 277/480 V AC, 60 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
CQD360
UPC:
783643277816
Item #:
1026960
ED63B060L Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 60 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63B060L
UPC:
783643236349
Item #:
77984
FXD63B175 Sentron Type FXD6 Low Voltage Molded Case Circuit Breaker, 600 V AC, 175 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
FXD63B175
UPC:
783643211261
Item #:
96124
Q150 Molded Case Circuit Breaker With Insta-Wire, 120 V AC, 50 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q150
UPC:
783643148239
Item #:
53145
BQD380 Type BQD Molded Case Circuit Breaker, 277/480 V AC, 80 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQD380
UPC:
783643277441
Item #:
506
LXD63B600 Sentron Type LXD6 Low Voltage Molded Case Circuit Breaker, 600 V AC, 600 A, 25 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
LXD63B600
UPC:
783643213760
Item #:
140521
ED21B020 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 120 V AC/125 V DC, 20 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED21B020
UPC:
783643208711
Item #:
1171347
B380HH Type HBL Low Voltage Molded Case Circuit Breaker, 240 V AC, 80 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B380HH
UPC:
783643264274
Item #:
139670
ED21B050 Low Voltage Molded Case Circuit Breaker With Load Lugs, 120 V AC/125 V DC, 50 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED21B050
UPC:
783643208773
Item #:
507086
BE130 Type BL Circuit Breaker, 30 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BE130
UPC:
783643266117
Item #:
357537
BQDHBD Handle Blocking Device, 1/2/3 Poles, For Use With BQD, CQD NGG and NGB Molded Case Circuit Breaker, Steel
MFR:
Siemens
MFR #:
BQDHBD
UPC:
783643278059
Item #:
164441
ED43B030 Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 30 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B030
UPC:
783643209398
Item #:
174719
CQD120 Type CQD Low Voltage Molded Case Circuit Breaker, 277 V AC, 20 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
CQD120
UPC:
783643277489
Item #:
703009
ED23B020 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 240 VAC, 125/250 VDC, 20 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED23B020
UPC:
783643208971
Item #:
157975
S01FD60 Sentron Breaker Shunt Trip With Shunt Trip Actuator, 120 V AC, Pigtail Connection, Left/Right Pole Mount
MFR:
Siemens
MFR #:
S01FD60
UPC:
783643212664
Item #:
113303
ED63B100L Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 100 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63B100L
UPC:
783643236387
Item #:
150361
ED22B030 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 240 VAC, 125/250 VDC, 30 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED22B030
UPC:
783643208865
Item #:
854683
ED23B015 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 240 VAC, 125/250 VDC, 15 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED23B015
UPC:
783643208964
Item #:
951801
ED63A040 Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 40 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63A040
UPC:
783643214958
Item #:
93401
ED63A010 Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 10 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63A010
UPC:
783643210820
Item #:
224032
FXD63B225 Sentron Type FXD6 Low Voltage Molded Case Circuit Breaker, 600 V AC, 225 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
FXD63B225
UPC:
783643211285
Item #:
116394
BE120H Type BL Circuit Breaker, 20 A, 22 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BE120H
UPC:
783643266131
Item #:
394368
QN2175RH Type QNRH Low Voltage Reversible Molded Case Circuit Breaker, 120/240 V AC, 175 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QN2175RH
UPC:
783643214187
Item #:
5916
ED43B050 Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 50 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B050
UPC:
783643209435
Item #:
49924
BQ3B060 Type BQ Low Voltage Molded Case Circuit Breaker, 240 V AC, 60 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQ3B060
UPC:
783643102637
Item #:
190370
BE240 Type BL Circuit Breaker, 120/240 V AC, 40 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BE240
UPC:
783643274136
Item #:
394369
JXD63B400 Sentron Speedfax Type JXD6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 400 A, 25 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
JXD63B400
UPC:
783643213098
Item #:
204925
B350HH Type HBL Low Voltage Molded Case Circuit Breaker, 240 V AC, 50 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B350HH
UPC:
783643264243
Item #:
51419
5ST3801 Sentron Handle Locking Device, 70 mm D, For Use With 5SY, 5SP, 5TE8, 5SJ4 Series Miniature Circuit Breaker
MFR:
Siemens
MFR #:
5ST3801
UPC:
754554887098
Item #:
64960
CQD230 Type CQD Low Voltage Molded Case Circuit Breaker, 277/480 V AC/125/250 V DC, 30 A, 14 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
CQD230
UPC:
783643277632
Item #:
949457
ED63A030 Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 30 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63A030
UPC:
783643210844
Item #:
84020
ED43B100L Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 100 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B100L
UPC:
783643236233
Item #:
165382
ED43B100 Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 100 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B100
UPC:
783643209480
Item #:
37928
ED22B070 Low Voltage Molded Case Circuit Breaker With Load Lugs, 240 VAC, 125/250 VDC, 70 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED22B070
UPC:
783643208926
Item #:
378410
ED22B020 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker With Load Lugs, 240 VAC, 125/250 VDC, 20 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED22B020
UPC:
783643208841
Item #:
153669
About Circuit Breakers and Accessories
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. Circuit breaker accessories are used to extend the functionality, mount, secure, protect, and extend the life of circuit breakers.