Circuit Breakers and Accessories
Showing 8209 - 8256
of 8748
Items
HED43B050 Sentron Type HED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 50 A, 42 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
HED43B050
UPC:
783643210165
Item #:
382224
E2N1S Sentron Type ED Circuit Breaker Enclosure, 16-23/32 in L x 7-1/2 in W x 5-1/16 in D, NEMA 1, Steel
MFR:
Siemens
MFR #:
E2N1S
UPC:
783643140271
Item #:
22559
B380H Type BLH Low Voltage Molded Case Circuit Breaker, 240 V AC, 80 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B380H
UPC:
783643264052
Item #:
198262
BQD130 Type BQD Molded Case Circuit Breaker, 277 V AC, 30 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQD130
UPC:
783643277113
Item #:
29706
Q3030 Type QT Duplex Low Voltage Miniature Molded Case Circuit Breaker, 120 V AC, 30 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q3030
UPC:
783643156531
Item #:
117823
ED23B030 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 240 VAC, 125/250 VDC, 30 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED23B030
UPC:
783643208995
Item #:
162078
B370HH Type HBL Low Voltage Molded Case Circuit Breaker, 240 V AC, 70 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B370HH
UPC:
783643264267
Item #:
394364
Q330H Low Voltage Miniature Molded Case Circuit Breaker With Insta-Wire, 240 V AC, 30 A, 22 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q330H
UPC:
783643156432
Item #:
195785
BQ1B015 Type BQ Low Voltage Molded Case Circuit Breaker, 120 V AC, 15 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQ1B015
UPC:
783643102309
Item #:
215918
BQD115 Type BQD Molded Case Circuit Breaker, 277 V AC, 15 A, 14 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQD115
UPC:
783643277083
Item #:
97756
BQ3B020 Type BQ Low Voltage Molded Case Circuit Breaker, 240 V AC, 20 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQ3B020
UPC:
783643102590
Item #:
187599
ED63B060 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 #:
ED63B060
UPC:
783643209749
Item #:
135653
Q2200B Type QPP Molded Case Circuit Breaker, 120/240 V AC, 200 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q2200B
UPC:
783643148734
Item #:
75598
ED63A005 Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 5 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63A005
UPC:
783643210813
Item #:
1059627
ED22B015 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker With Load Lug, 240 VAC, 125/250 VDC, 15 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED22B015
UPC:
783643208834
Item #:
897239
Q21550CT2 Low Voltage Miniature Quadplex Residential Molded Case Circuit Breaker, 120/240 V AC, 15 to 50 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q21550CT2
UPC:
783643441736
Item #:
788937
B290 Type BL Low Voltage Molded Case Circuit Breaker, 120/240 V AC, 90 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B290
UPC:
783643263635
Item #:
13525
3RV1011-1HA10 Motor Protection Circuit Breaker, 690 V AC, 5.5 to 8 A, 2 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
3RV1011-1HA10
UPC:
754554409023
Item #:
889127
Q22015CT Low Voltage Miniature Residential Triplex Molded Case Circuit Breaker, 120/240 V AC, 20 to 15 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q22015CT
UPC:
783643458130
Item #:
473288
ED23B040 Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 240 VAC, 125/250 VDC, 40 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED23B040
UPC:
783643209015
Item #:
197589
B150HH SpeedFax Type HBL Molded Case Circuit Breaker With Insta Wire, 120 V AC, 50 A, 65 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B150HH
UPC:
783643264120
Item #:
851023
BQD250 Type BQD Molded Case Circuit Breaker, 277/480 V AC/125/250 V DC, 50 A, 14 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQD250
UPC:
783643277281
Item #:
95819
ED43B060 Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 60 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B060
UPC:
783643209442
Item #:
691051
S15JLD6 Combination Shunt Trip, 277 V AC, Pigtail Connection, Right Pole Mount
MFR:
Siemens
MFR #:
S15JLD6
UPC:
783643220164
Item #:
466820
ED43B030L 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 #:
ED43B030L
UPC:
783643236141
Item #:
49174
B220H Type BLH Molded Case Circuit Breaker, 120/240 V AC, 20 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B220H
UPC:
783643263901
Item #:
156162
QE230 Type QE Circuit Breaker, 120/240 VAC, 30 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
QE230
UPC:
783643305908
Item #:
39047
B2100H Type BLH Low Voltage Molded Case Circuit Breaker, 120/240 V AC, 100 A, 22 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B2100H
UPC:
783643263970
Item #:
164241
B125HH Type HBL Molded Case Circuit Breaker, 120 V AC, 25 A, 65 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B125HH
UPC:
783643089099
Item #:
394340
CQD240 Type CQD Low Voltage Molded Case Circuit Breaker, 277/480 V AC, 40 A, 14 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
CQD240
UPC:
783643277656
Item #:
409576
B270HH Type HBL Molded Case Circuit Breaker, 120/240 V AC, 70 A, 65 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B270HH
UPC:
783643264199
Item #:
394356
ED21B015L Sentron Type ED2 Low Voltage Molded Case Circuit Breaker, 120 V AC/125 V DC, 15 A, 10 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED21B015L
UPC:
783643232075
Item #:
926769
BQ1B020H Type BQ Low Voltage Molded Case Circuit Breaker, 120 V AC, 20 A, 22 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQ1B020H
UPC:
783643161498
Item #:
343755
5SY6110-7 Sentron Miniature Supplementary Protector, 480 V AC, 10 A, 6 kA Interrupt, 1 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
5SY6110-7
UPC:
754554849973
Item #:
408583
ED63B050L Sentron Type ED6 Low Voltage Molded Case Circuit Breaker, 600 V AC/250 V DC, 50 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED63B050L
UPC:
783643236332
Item #:
118371
BQD335 Type BQD Molded Case Circuit Breaker, 277/480 V AC, 35 A, 14 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQD335
UPC:
783643277380
Item #:
146763
CED6N1S Sentron Type ED Circuit Breaker Enclosure, 7-19/32 in W x 5-7/64 in D x 21-15/32 in H, NEMA 12, Steel
MFR:
Siemens
MFR #:
CED6N1S
UPC:
783643247529
Item #:
264793
ED43B070L Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 70 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B070L
UPC:
783643236202
Item #:
450771
ED43B015 Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 15 A, 18 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED43B015
UPC:
783643209367
Item #:
1259597
Q22050CT Type QT Low Voltage Miniature Triplex Molded Case Circuit Breaker, 120/240 V AC, 20 to 50 A, 10 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q22050CT
UPC:
783643195028
Item #:
178012
B340HH Type HBL Low Voltage Molded Case Circuit Breaker, 240 V AC, 40 A, 65 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B340HH
UPC:
783643264236
Item #:
394363
3RV1011-1FA10 Motor Protection Circuit Breaker, 690 V AC, 2.5 to 5 A, 2 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
3RV1011-1FA10
UPC:
754554408989
Item #:
361378
LN1E100 Sentron Line Circuit Breaker Lug, 10 to 1/0 AWG Aluminum/Copper, For Use With 3-Pole 100 A ED2, ED4, ED6, HED4, EM6 and EMK-Frame Molded Case Circuit Breaker
MFR:
Siemens
MFR #:
LN1E100
UPC:
783643146969
Item #:
354577
Q25000S01 Type QP/MP Low Voltage Miniature Residential Molded Case Circuit Breaker With Insta Wire, 120/240 V AC, 50 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
Q25000S01
UPC:
783643237568
Item #:
686552
3RV1011-1BA10 Motor Protection Circuit Breaker, 690 V AC, 1.2 to 2 A, 2 kA Interrupt, 3 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
3RV1011-1BA10
UPC:
754554408903
Item #:
1203250
ED42B030 Sentron Type ED4 Low Voltage Molded Case Circuit Breaker, 480 V AC/250 V DC, 30 A, 18 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
ED42B030
UPC:
783643209244
Item #:
49373
B225 Type BL Molded Case Circuit Breaker, 120/240 V AC, 25 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
B225
UPC:
783643263543
Item #:
69000
BQ2B015 Type BQ Low Voltage Molded Case Circuit Breaker, 120/240 V AC, 15 A, 10 kA Interrupt, 2 Poles, Thermal Magnetic Trip
MFR:
Siemens
MFR #:
BQ2B015
UPC:
783643102408
Item #:
179183
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.