Part | RoHS | Manufacturer | Circuit Protection Type | Mounting Feature | Rated AC Voltage | Rated DC Voltage | Rated Current | Terminal Shape | Minimum Operating Temperature | Terminal Finish | Rated Breaking Capacity | Manufacturer Series | Trip Time/Delay | Additional Features | Actuator Type | Packing Method | Body Length/Diameter | Body Width | Environmental Characteristics | JESD-609 Code | Dimensions | Circuit Function | Body Height | Reference Standard | No. of Poles | Maximum Operating Temperature | Blow Characteristic |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
E-t-a Elektrotechnische Apparate |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
500 mA |
Quick Connect |
-30 °C (-22 °F) |
5 A |
Rocker |
2.205 in (56 mm) |
0.827 in (21 mm) |
Corrosion Resistant |
2.205 x 0.827 x 1.299 in (56 x 21 x 33 mm) |
Manual On/Off |
1.299 in (33 mm) |
CCC; CSA; UL; VDE |
2 |
60 °C (140 °F) |
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E-t-a Elektrotechnische Apparate |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
1.5 A |
Quick Connect |
-30 °C (-22 °F) |
15 A |
Rocker |
2.205 in (56 mm) |
0.827 in (21 mm) |
Corrosion Resistant |
2.205 x 0.827 x 1.299 in (56 x 21 x 33 mm) |
Manual On/Off |
1.299 in (33 mm) |
CCC; CSA; UL; VDE |
2 |
60 °C (140 °F) |
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E-t-a Elektrotechnische Apparate |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
6 A |
Quick Connect |
-30 °C (-22 °F) |
6 A |
Rocker |
2.205 in (56 mm) |
0.827 in (21 mm) |
Corrosion Resistant |
2.205 x 0.827 x 1.299 in (56 x 21 x 33 mm) |
Manual On/Off |
1.299 in (33 mm) |
CCC; CSA; UL; VDE |
2 |
60 °C (140 °F) |
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E-t-a Elektrotechnische Apparate |
Thermal Magnetic Circuit Breaker |
Panel Mount |
250 V |
65 V |
2.5 A |
Quick Connect |
-30 °C (-22 °F) |
1 kA |
Push To Reset |
1.969 in (50 mm) |
0.453 in (11.5 mm) |
Corrosion/Moisture Resistant; IP00; IP40 |
Trip Free |
2.008 in (51 mm) |
CSA; UL |
1 |
60 °C (140 °F) |
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|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
10 A |
Quick Connect |
1 kA |
3 s |
Rocker |
1.89 in (48.01 mm) |
0.98 in (24.89 mm) |
Series Trip |
1.724 in (43.79 mm) |
2 |
||||||||||||
Weidmueller & Kg |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
250 V |
80 V |
200 mA |
Snap On |
-30 °C (-22 °F) |
200 A |
Rated breaking capacity at 65 VDC: 200 A |
Push To Reset |
3.15 in (80 mm) |
0.984 in (25 mm) |
Corrosion Resistant; Moisture Resistant |
3.15 x 0.984 x 2.087 in (80 x 25 x 53 mm) |
Trip |
2.087 in (53 mm) |
CSA; UL; VDE |
2 |
55 °C (131 °F) |
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|
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
80 V |
1 A |
Screw |
-40 °C (-40 °F) |
1 kA |
Standards: MIL-PRF-55629, MIL-STD-202 |
Rocker |
2.156 in (54.76 mm) |
0.745 in (18.92 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.64 in (41.66 mm) |
CSA; UL; VDE |
1 |
85 °C (185 °F) |
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|
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
10 A |
Screw |
-40 °C (-40 °F) |
1 kA |
Standards: MIL-PRF-55629, MIL-STD-202 |
Rocker |
2.156 in (54.76 mm) |
0.745 in (18.92 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.64 in (41.66 mm) |
CSA; UL; VDE |
1 |
85 °C (185 °F) |
|||||||||
|
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
80 V |
1 A |
Quick Connect |
-40 °C (-40 °F) |
1 kA |
Standards: MIL-PRF-55629, MIL-STD-202 |
Rocker |
2.156 in (54.76 mm) |
0.745 in (18.92 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.64 in (41.66 mm) |
CSA; UL; VDE |
1 |
85 °C (185 °F) |
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Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
100 mA |
Stud |
-40 °C (-40 °F) |
5 kA |
Handle |
2.5 in (63.5 mm) |
0.755 in (19.18 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.85 in (47 mm) |
CSA; UL; VDE |
1 |
85 °C (185 °F) |
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Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
80 V |
15 A |
Stud |
-40 °C (-40 °F) |
5 kA |
Handle |
2.5 in (63.5 mm) |
0.755 in (19.18 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.85 in (47 mm) |
CSA; UL; VDE |
1 |
85 °C (185 °F) |
||||||||||
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
15 A |
Stud |
-40 °C (-40 °F) |
3 kA |
Handle |
2.5 in (63.5 mm) |
3.015 in (76.58 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.85 in (47 mm) |
CSA, UL, VDE |
4 |
85 °C (185 °F) |
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Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
70 A |
Stud |
-40 °C (-40 °F) |
Toggle Handle |
2.5 in (63.5 mm) |
2.24 in (56.9 mm) |
Corrosion/Moisture Resistant |
Switch |
1.85 in (47 mm) |
CSA, UL |
3 |
85 °C (185 °F) |
||||||||||||
|
Carling Technologies |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
15 A |
Quick Connect |
1 kA |
Rocker |
0.76 in (19.31 mm) |
0.76 in (19.31 mm) |
Series Trip |
1.535 in (38.99 mm) |
CE; CUL; UL; VDE |
1 |
||||||||||||
|
Sensata Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
4 A |
Screw |
-40 °C (-40 °F) |
5 kA |
Toggle |
2.49 in (63.24 mm) |
0.75 in (19.05 mm) |
Corrosion/Moisture Resistant |
Trip Free |
1.859 in (47.22 mm) |
CSA; UL; VDE |
1 |
85 °C (185 °F) |
||||||||||
Sensata Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
2.5 A |
Screw |
-40 °C (-40 °F) |
1 kA |
Toggle |
2 in (50.8 mm) |
1.515 in (38.48 mm) |
Manual On/Off |
2.256 in (57.3 mm) |
CSA, UL |
2 |
85 °C (185 °F) |
||||||||||||
|
Idec |
Magnetic Circuit Breaker |
DIN Rail And Panel Mount |
250 V |
65 V |
20 A |
Snap On |
-10 °C (14 °F) |
2.5 kA |
Toggle |
3.102 in (78.8 mm) |
0.689 in (17.5 mm) |
Manual On/Off |
2.598 in (66 mm) |
CCC; CE; CSA; PSE; TUV; UL |
1 |
60 °C (140 °F) |
||||||||||
|
Idec |
Magnetic Circuit Breaker |
DIN Rail Mount |
250 V |
65 V |
20 A |
Snap On |
-10 °C (14 °F) |
2.5 kA |
Toggle |
2.811 in (71.4 mm) |
0.689 in (17.5 mm) |
IP20 |
Series Trip |
2.598 in (66 mm) |
CCC; CE; CSA; PSE; TUV; UL |
1 |
60 °C (140 °F) |
|||||||||
Idec |
Magnetic Circuit Breaker |
DIN Rail Mount |
250 V |
1 A |
Snap On |
-10 °C (14 °F) |
2.5 kA |
Toggle Handle |
2.811 in (71.4 mm) |
2.067 in (52.5 mm) |
IP20 |
Series Trip |
2.598 in (66 mm) |
CCC; CE; CSA; PSE; TUV; UL |
3 |
60 °C (140 °F) |
|||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
5 A |
Quick Connect |
2 kA |
6 s |
Push To Reset |
1.375 in (34.93 mm) |
0.66 in (16.76 mm) |
1.375 x 0.66 x 1.375 in (34.93 x 16.76 x 34.93 mm) |
Series Trip |
1.375 in (34.93 mm) |
CSA; UL |
1 |
||||||||||
|
E-t-a Elektrotechnische Apparate |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
2 A |
Quick Connect |
-20 °C (-4 °F) |
1 kA |
ENVIRONMENTAL CHARACTERISTICS: IP40; IP00 |
Push Button |
0.748 in (19 mm) |
0.52 in (13.2 mm) |
Corrosion Resistant; Moisture Resistant |
0.748 x 0.52 x 1.87 in (19 x 13.2 x 47.5 mm) |
Tease-Free And Trip-Free |
1.87 in (47.5 mm) |
CBE; CSA; IEC; UL; VDE |
1 |
60 °C (140 °F) |
Medium |
||||||
|
E-t-a Elektrotechnische Apparate |
Thermal Circuit Breaker |
Panel Mount |
250 V |
72 V |
6 A |
Quick Connect |
-20 °C (-4 °F) |
2 kA |
Push Button |
1.921 in (48.8 mm) |
0.323 in (8.2 mm) |
IP00; IP40 |
0.961 x 0.323 x 1.921 in (24.4 x 8.2 x 48.8 mm) |
Trip Free |
0.961 in (24.4 mm) |
CQC; CSA; EN; IEC; UL; VDE |
1 |
60 °C (140 °F) |
||||||||
|
E-t-a Elektrotechnische Apparate |
Thermal Magnetic Circuit Breaker |
Panel Mount |
250 V |
65 V |
10 A |
Screw |
-30 °C (-22 °F) |
800 A |
Rated breaking capacity at 32 VDC: 2500 A |
Toggle |
1.772 in (45 mm) |
0.492 in (12.5 mm) |
1.772 x 0.492 x 0.122 in (45 x 12.5 x 3.09 mm) |
Manual On/Off |
0.122 in (3.09 mm) |
CSA; GL; UL; VDE |
1 |
60 °C (140 °F) |
||||||||
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
25 A |
Screw |
-40 °C (-40 °F) |
3 kA |
Handle |
2 in (50.8 mm) |
1.515 in (38.48 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.73 in (43.94 mm) |
CSA; UL; VDE |
2 |
85 °C (185 °F) |
|||||||||||
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
25 A |
Screw |
-40 °C (-40 °F) |
3 kA |
Handle |
2 in (50.8 mm) |
1.515 in (38.48 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.73 in (43.94 mm) |
CSA; UL; VDE |
2 |
85 °C (185 °F) |
|||||||||||
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
80 V |
15 A |
Stud |
-40 °C (-40 °F) |
5 kA |
Handle |
2.5 in (63.5 mm) |
1.515 in (38.48 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.85 in (47 mm) |
CSA; TUV; UL |
2 |
85 °C (185 °F) |
||||||||||
Carling Technologies |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
15 A |
Stud |
-40 °C (-40 °F) |
3 kA |
Handle |
2.5 in (63.5 mm) |
2.265 in (57.53 mm) |
Corrosion/Moisture Resistant |
Series Trip |
1.85 in (47 mm) |
CSA, UL |
3 |
85 °C (185 °F) |
|||||||||||
|
Idec |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
20 A |
Stud |
-40 °C (-40 °F) |
1 kA |
Lever |
2.48 in (63 mm) |
2.256 in (57.3 mm) |
Series Trip |
1.87 in (47.5 mm) |
CCC; CE; CUL; PSE; UL; VDE |
3 |
85 °C (185 °F) |
|||||||||||
|
Nte Electronics |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
1 A |
Quick Connect |
1 kA |
Rated breaking capacity at 50 VDC: 2000 A |
Push Button |
1.375 in (34.93 mm) |
0.66 in (16.76 mm) |
Trip |
1.375 in (34.93 mm) |
CSA; UL |
1 |
|||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
15 A |
Quick Connect |
0 °C (32 °F) |
1 kA |
5 s |
Push To Reset |
1.378 in (35 mm) |
0.575 in (14.6 mm) |
Series Trip |
1.22 in (31 mm) |
1 |
60 °C (140 °F) |
||||||||||
|
Carling Technologies |
Thermal Circuit Breaker |
Panel Mount |
250 V |
32 V |
20 A |
Quick Connect |
-10 °C (14 °F) |
1 kA |
Rated breaking capacity at 32 VDC: 2500 A |
Push To Reset |
1.154 in (29.3 mm) |
0.551 in (14 mm) |
Manual On/Off |
1.78 in (45.2 mm) |
1 |
60 °C (140 °F) |
||||||||||
|
Phoenix Contact |
Thermal Circuit Breaker |
Panel Mount |
250 V |
65 V |
10 A |
Quick Connect |
-20 °C (-4 °F) |
80 A |
Push To Reset |
Bulk |
0.961 in (24.4 mm) |
0.323 in (8.2 mm) |
IP40 |
Trip |
1.752 in (44.5 mm) |
CCC; CSA; CUL; EAC; UL; VDE |
1 |
60 °C (140 °F) |
||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
2 A |
Quick Connect |
1 kA |
10 s |
Push To Reset |
1.375 in (34.93 mm) |
0.66 in (16.76 mm) |
Series Trip |
1.375 in (34.93 mm) |
1 |
||||||||||||
|
Phoenix Contact |
Thermal Circuit Breaker |
Panel Mount |
250 V |
65 V |
6 A |
Quick Connect |
-20 °C (-4 °F) |
48 A |
Push To Reset |
Bulk |
0.961 in (24.4 mm) |
0.323 in (8.2 mm) |
IP40 |
Trip |
1.752 in (44.5 mm) |
CCC; CSA; CUL; EAC; UL; VDE |
1 |
60 °C (140 °F) |
||||||||
|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
250 V |
65 V |
10 A |
Screw And Snap On |
-30 °C (-22 °F) |
800 A |
Bulk |
3.78 in (96 mm) |
0.492 in (12.5 mm) |
IP20; IP30 |
3.248 in (82.5 mm) |
CSA; EAC; UL; VDE |
1 |
60 °C (140 °F) |
||||||||||
Eaton Corporation |
Magnetic Circuit Breaker |
Panel Mount |
250 V |
80 V |
5 A |
Screw |
-40 °C (-40 °F) |
5 kA |
Handle |
2.5 in (63.5 mm) |
0.75 in (19.05 mm) |
Series Trip |
2.146 in (54.51 mm) |
CSA; UL; TUV |
1 |
85 °C (185 °F) |
Medium |
||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
32 V |
250 mA |
Quick Connect |
1 kA |
4.5 s |
Push To Reset |
0.625 in (15.87 mm) |
0.54 in (13.71 mm) |
0.625 x 0.54 x 1.535 in (15.87 x 13.71 x 38.99 mm) |
Series Trip |
1.535 in (38.99 mm) |
CCC; CSA; UL; VDE |
1 |
400 ms |
|||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
32 V |
15 A |
Quick Connect |
2.2 s |
Push To Reset |
Series Trip |
1 |
||||||||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
32 V |
5 A |
Quick Connect |
1 kA |
2.2 s |
Push To Reset |
0.76 in (19.31 mm) |
0.76 in (19.31 mm) |
Series Trip |
1.535 in (38.99 mm) |
1 |
||||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
15 A |
Quick Connect |
1 kA |
6 s |
Push To Reset |
1.375 in (34.93 mm) |
0.66 in (16.76 mm) |
Series Trip |
1.494 in (37.96 mm) |
1 |
||||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
32 V |
3 A |
Quick Connect |
2.2 s |
Push To Reset |
0.76 in (19.31 mm) |
0.76 in (19.31 mm) |
Series Trip |
1.535 in (38.99 mm) |
1 |
|||||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
30 A |
Lug |
0 °C (32 °F) |
1 kA |
5 s |
Push To Reset |
1.378 in (35 mm) |
0.575 in (14.6 mm) |
Series Trip |
1.22 in (31 mm) |
1 |
60 °C (140 °F) |
||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
30 A |
Quick Connect |
0 °C (32 °F) |
1 kA |
5 s |
Push To Reset |
1.378 in (35 mm) |
0.575 in (14.6 mm) |
Series Trip |
1.22 in (31 mm) |
1 |
60 °C (140 °F) |
||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
5 A |
Quick Connect |
0 °C (32 °F) |
1 kA |
5 s |
Push To Reset |
1.378 in (35 mm) |
0.575 in (14.6 mm) |
Series Trip |
1.22 in (31 mm) |
1 |
60 °C (140 °F) |
||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
5 A |
Quick Connect |
0 °C (32 °F) |
1 kA |
4 s |
Push To Reset |
1.15 in (29.2 mm) |
0.575 in (14.6 mm) |
Series Trip |
0.89 in (22.6 mm) |
1 |
60 °C (140 °F) |
||||||||||
|
TE Connectivity |
Thermal Circuit Breaker |
Panel Mount |
250 V |
50 V |
16 A |
Quick Connect |
1 kA |
6 s |
Push To Reset |
1.375 in (34.93 mm) |
0.66 in (16.76 mm) |
Series Trip |
1.375 in (34.93 mm) |
1 |
||||||||||||
|
Phoenix Contact |
Thermal Magnetic Circuit Breaker |
DIN Rail Mount |
250 V |
80 V |
5 A |
Snap On |
0 °C (32 °F) |
1 kA |
Push Button |
3.15 in (80 mm) |
0.492 in (12.5 mm) |
Corrosion/Moisture Resistant; IP20; IP40 |
Tease-Free And Trip-Free |
2.697 in (68.5 mm) |
CSA; IEC; UL; VDE |
1 |
55 °C (131 °F) |
Medium |
||||||||
|
Phoenix Contact |
Thermal Circuit Breaker |
Panel Mount |
250 V |
72 V |
16 A |
Quick Connect |
-20 °C (-4 °F) |
200 A |
Push Button |
Bulk |
1.752 in (44.5 mm) |
0.374 in (9.5 mm) |
IP00; IP40 |
Trip |
0.961 in (24.4 mm) |
CCC; CSA; CUL; UL; VDE |
60 °C (140 °F) |
A circuit breaker is an automatic electrical switch that is designed to protect an electrical circuit from damage caused by overcurrent or short circuits. Circuit breakers are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.
Circuit breakers work by monitoring the amount of current flowing through an electrical circuit. If the current exceeds a preset level, the circuit breaker will trip, or open the circuit, to prevent damage to the electrical system. When the circuit breaker trips, it interrupts the flow of current, which stops the electrical current from flowing and prevents further damage.
Circuit breakers are available in a variety of types and sizes, and they can be classified based on their voltage rating, current rating, and interrupting capacity. Some common types of circuit breakers include thermal circuit breakers, magnetic circuit breakers, and hybrid circuit breakers.
In addition to protecting electrical systems from overcurrent and short circuits, circuit breakers also help improve the reliability and efficiency of electrical systems. They can also be used to switch electrical circuits on and off, which can be helpful in certain applications.