Circuit Breakers

(638 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
TE Connectivity_1-1393249-1

1-1393249-1

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
5669
-
TE Connectivity_1393249-9

1393249-9

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
1623
-
TE Connectivity_1-1393249-3

1-1393249-3

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
100
-
TE Connectivity_1-1393253-7

1-1393253-7

Circuit Breakers
TE Connectivity Magnetic Circuit Breaker, 2 Pole
27
-
TE Connectivity_1393249-8

1393249-8

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
89
-
TE Connectivity_2-1393249-0

2-1393249-0

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
1603
-
TE Connectivity_6-1393250-7

6-1393250-7

Circuit Breakers
TE Connectivity CIR BRKR THRM 20A 250VAC 32VDC
200
-
TE Connectivity_7-1393250-2

7-1393250-2

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
80
-
TE Connectivity_5-1393249-0

5-1393249-0

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
58
-
TE Connectivity_2-1393249-2

2-1393249-2

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
4451
-
TE Connectivity_4-1423675-0

4-1423675-0

Circuit Breakers
TE Connectivity Circuit Breakers W57-XB1A4A10-20 CKTBKR THERM P
302
-
TE Connectivity_8-1393254-3

8-1393254-3

Circuit Breakers
TE Connectivity Magnetic Circuit Breaker, 2 Pole
4703
-
TE Connectivity_M68-X2Q212-1

M68-X2Q212-1

Circuit Breakers
TE Connectivity Circuit Breaker Hydraulic Magnetic 2Pole 1A 277VAC/480VAC
212
-
TE Connectivity_M68-X2Q212-2

M68-X2Q212-2

Circuit Breakers
TE Connectivity Circuit Breaker Hydraulic Magnetic 2Pole 2A 277VAC/480VAC
61
-
TE Connectivity_W54-XB1A4A10-6

W54-XB1A4A10-6

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 6A 250VAC
1138
-
TE Connectivity_2-1393249-1

2-1393249-1

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
2009
-
TE Connectivity_W31-X1000-20

W31-X1000-20

Circuit Breakers
TE Connectivity Circuit Breakers W31-X1000-20
163
-
TE Connectivity_8-1393253-1

8-1393253-1

Circuit Breakers
TE Connectivity Circuit Breaker Magnetic Hydraulic 3Pole 20A 277VAC
12
-
TE Connectivity_2-1393250-5

2-1393250-5

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole(
104
1+: $3.13885
TE Connectivity_W28-XQ1A-10

W28-XQ1A-10

Circuit Breakers
TE Connectivity Thermal Circuit Breaker 1 Pole 10A 250VAC/32VDC
523
1+: $4.07315
TE Connectivity_W51-A152A1-15

W51-A152A1-15

Circuit Breakers
TE Connectivity Thermal Circuit Breaker, 1 Pole, 15A, 250VAC, Rocker
11
1+: $7.20295
TE Connectivity_7-1423674-8

7-1423674-8

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 35A 250VAC
7
1+: $12.52628
TE Connectivity_1423674-2

1423674-2

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 5A 250VAC
34
1+: $2.60971
TE Connectivity_3-1393250-8

3-1393250-8

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 5A 250VAC/32VDC
1
1+: $4.99475
10+: $4.72457
100+: $4.04845
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TE Connectivity_W57-XB2A99C10-5

W57-XB2A99C10-5

Circuit Breakers
TE Connectivity Circuit Breaker Thermal 1Pole 5A 250VAC
11
1+: $6.25589