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0755-82798135Circuit Breakers
Circuit Breakers
Circuit Breakers are circuit protection devices used to interrupt current during overcurrent, short-circuit or fault conditions. Unlike one-time fuses, many circuit breakers can be reset after the fault is cleared, making them suitable for systems that require repeatable protection, maintenance convenience and reliable electrical safety.
This category includes thermal circuit breakers, magnetic circuit breakers, thermal-magnetic circuit breakers, resettable circuit breakers, panel mount circuit breakers and related overcurrent protection devices. These components are commonly selected based on current rating, voltage rating, trip characteristics, breaking capacity, reset type, mounting method, package style, safety approvals and application requirements.
TomatoElec supplies original Circuit Breakers from recognized manufacturers such as Littelfuse, Eaton, TE Connectivity, Schurter, Phoenix Contact, Schneider Electric, Siemens, Sensata and other major brands. As an in-stock electronic components supplier and independent distributor, TomatoElec provides inventory support, original component sourcing and BOM sourcing services for global customers.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Mounting Type | Breaker Type | Current Rating (Amps) | Voltage Rating - AC | Voltage Rating - DC | Actuator Type | Number of Poles | Illumination | Illumination Voltage (Nominal) | Approval Agency |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
2477880000CB MCB 489 1P C 7A ACDC |
11 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 7A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
C10A1PCIR BRKR MAG-HYDR 10A 480VAC |
16 | - |
|
Datasheet |
- | Tray | Active | DIN Rail | Magnetic (Hydraulic Delay) | 10A | 480 V | - | Lever | 1 | - | - | CE, UL1077, UR |
|
2478640000CB MCB 489 1P D 8A ACDC |
14 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 8A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2477890000CB MCB 489 1P C 8A ACDC |
13 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 8A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478650000CB MCB 489 1P D 10A ACDC |
11 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 10A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478600000CB MCB 489 1P D 4A ACDC |
14 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 4A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478590000CB MCB 489 1P D 3A ACDC |
12 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 3A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2477920000CB MCB 489 1P C 13A ACDC |
10 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 13A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478680000CB MCB 489 1P D 15A ACDC |
10 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 15A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2477940000CB MCB 489 1P C 16A ACDC |
10 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 16A | 277 V | 60 V | Lever | 1 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
7940102577CIR BRKR MAG-HYDR 7A 120VAC |
12 | - |
|
- |
9926 | Box | Active | DIN Rail | Magnetic (Hydraulic Delay) | 7A | 120 V | - | Lever | 1 | - | - | CE, CSA C22.2 No 235, UL1077, VDE |
|
8001-025/K050-0613/002-8003.0A AC250V DC65V CIRCUIT BREAKE |
18 | - |
|
- |
- | Bulk | Active | - | - | 3A | 250 V | 65 V | - | - | - | - | - |
|
8001-025/K050-0613/002-37007.0A AC250V DC65V CIRCUIT BREAKE |
30 | - |
|
- |
8001 | Bulk | Active | Holder | Thermal | 7A | 250 V | 65 V | Push to Reset | 1 | None | - | - |
|
|
4410.9001CIR BRKR THRM 10A 240VAC 28VDC |
18 | - |
|
Datasheet |
T12-MSM | Bulk | Active | Panel Mount | Thermal | 10A | 240 V | 28 V | Push-Push | 1 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
|
8000-099/000-20351AMP AC250V DC65V CIRCUIT BREAKE |
13 | - |
|
- |
8000 | Bulk | Active | Holder | - | 1A | 250 V | 65 V | - | 1 | None | - | - |
|
8000-099/000-31082.0A AC250V DC65V CIRCUIT BREAKE |
8 | - |
|
- |
- | Bulk | Active | - | - | 2A | 250 V | 65 V | - | - | - | - | - |
|
7940102636CIR BRKR MAG-HYDR 30A 80VDC |
49 | - |
|
- |
9926 | Box | Active | DIN Rail | Magnetic (Hydraulic Delay) | 30A | - | 80 V | Lever | 1 | - | - | UL489A, VDE |
|
2-5700-IG1-P10-DD-10ACIR BRKR THRM 10A 250VAC 50VDC |
17 | - |
|
Datasheet |
2-5700 | Bulk | Active | Panel Mount | Thermal | 10A | 250 V | 50 V | Push-Push | 1 | None | - | CSA C22.2 No 235, GB 17701, IEC 60934, UL1077 |
|
3120-N323-P7T1-W01D-16ACIR BRKR THRM 16A 250VAC 50VDC |
13 | - |
|
Datasheet |
3120-N | Box | Active | Panel Mount | Thermal | 16A | 415 V | 50 V | Rocker | 2 | None | - | CSA C22.2 No 235, GB 17701, IEC 60934, UL1077 |
|
CB123-30HBCIR BRKR 30A PUSH-RESET |
26 | - |
|
Datasheet |
CB123-HB | Bulk | Active | Chassis Mount | - | 30A | - | 28 V | Push to Reset | 1 | None | - | - |

