Circuit Breakers

(150639 results)

A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage caused by excess current from an overload or short circuit. Its basic function is to interrupt current flow after a fault is detected. Unlike a fuse, which operates once and then must be replaced, a circuit breaker can be reset (either manually or automatically) to resume normal operation.

Part # Manufacturer Description Availability Pricing Quantity
E-T-A_2210-T210-K0M1-H121-3A

2210-T210-K0M1-H121-3A

Circuit Breakers
E-T-A 1 POLE(S), 3A, 250 V(AC), 65 V(DC), PANEL MOUNT, THERMAL CIRCUIT BREAKER,
In Stock
-
E-T-A_3120-N321-P7T1-W01D-20A

3120-N321-P7T1-W01D-20A

Circuit Breakers
E-T-A CIR BRKR THRM 20A 250VAC 50VDC
In Stock
-
APC by Schneider Electric_60121

60121

Circuit Breakers
APC by Schneider Electric Circuit Breakers
15
-
TE Connectivity_7-1423674-8

7-1423674-8

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 35A 250VAC
7
1+: $12.00390
Eaton_21115-00

21115-00

Circuit Breakers
Eaton Circuit Breaker Thermal 1Pole 15A Automotive
30
1+: $9.89780
200+: $4.15300
500+: $4.02650
ABB Ltd_S203-D4

S203-D4

Circuit Breakers
ABB Ltd Circuit Breaker, 3-P, 4A/480V, D
2
-
SCHURTER_4435.0039

4435.0039

Circuit Breakers
SCHURTER 2-Pole Thermal Circuit Breaker, 5A, 240VAC/60VDC, Rocker
In Stock
-
ABB Ltd_S202-C0.5

S202-C0.5

Circuit Breakers
ABB Ltd Circuit Breaker, 2-P, 0.5A/480V,
1
1+: $15.32240
Altech Corporation_1G5UM

1G5UM

Circuit Breakers
Altech Corporation 1G5UM 5A CIRCUIT BREAKER G CHAR
11
1+: $40.42760
Altech Corporation_2D15UM

2D15UM

Circuit Breakers
Altech Corporation CIR BRKR THRM-MAG 15A LEVER
3
1+: $94.17490
TE Connectivity_2-1393250-5

2-1393250-5

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
95
-
TE Connectivity_W57-XB2A99C10-5

W57-XB2A99C10-5

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 5A 250VAC
5
1+: $8.21230
TE Connectivity_W28-XQ1A-10

W28-XQ1A-10

Circuit Breakers
TE Connectivity Thermal Circuit Breaker 1 Pole 10A 250VAC/32VDC
346
1+: $3.90330
TE Connectivity_W51-A152A1-15

W51-A152A1-15

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole, 15A, 250VAC, Rocker
10
1+: $10.15080
TE Connectivity_1423674-2

1423674-2

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 5A 250VAC
31
1+: $5.32100
TE Connectivity_3-1393250-8

3-1393250-8

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 5A 250VAC/32VDC
1
1+: $5.98310
10+: $5.65940
100+: $4.84950
Show More
ABB Power Electronics Inc._GS201 AC-C63/0.03

GS201 AC-C63/0.03

Circuit Breakers
ABB Power Electronics Inc. ROHS
In Stock
-
ABB Power Electronics Inc._S204-C3

S204-C3

Circuit Breakers
ABB Power Electronics Inc. ROHS
3
-
ABB Power Electronics Inc._S201-C50NA

S201-C50NA

Circuit Breakers
ABB Power Electronics Inc. ROHS
1
-
ABB Power Electronics Inc._S203-D32

S203-D32

Circuit Breakers
ABB Power Electronics Inc. ROHS
In Stock
-
ABB Power Electronics Inc._SH202-C40

SH202-C40

Circuit Breakers
ABB Power Electronics Inc. ROHS
In Stock
-
ABB Power Electronics Inc._S203-D32NA

S203-D32NA

Circuit Breakers
ABB Power Electronics Inc. ROHS
1
1+: $44.91900
ABB Power Electronics Inc._S204-C1

S204-C1

Circuit Breakers
ABB Power Electronics Inc. ROHS
3
1+: $31.85550
ABB Power Electronics Inc._S202M-B6DC

S202M-B6DC

Circuit Breakers
ABB Power Electronics Inc. ROHS
1
-
ABB Power Electronics Inc._SN201-C20

SN201-C20

Circuit Breakers
ABB Power Electronics Inc. ROHS
In Stock
-