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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
2907552CIR BRKR 16A 480VAC 125VDC |
2 | - |
|
Datasheet |
TMC 8 | Box | Active | DIN Rail | Thermal Magnetic | 16A | 480 V | 125 V | Lever | 3 | - | - | cULus, UL489 |
|
CB251-50CIR BRKR 50A 32VDC AUTO RESET |
10 | - |
|
Datasheet |
CB251 | Bulk | Active | Chassis Mount | Thermal | 50A | - | 32 V | Automatic Reset | 1 | None | - | - |
|
5SY41068SUP PTOR 5SY4 1P 240V 6A 7.5K D- |
3 | - |
|
Datasheet |
5SY4 | Bulk | Active | DIN Rail | - | 6A | 400 V | 72 V | Lever | 1 | None | - | CB, CCC, CSA, IMQ, UR, VDE |
|
5SJ41068HG40MCB 5SJ4 1P 240V 6A SAME PH 14K |
10 | - |
|
Datasheet |
SENTRON | Box | Active | DIN Rail | - | 6A | 400 V | 60 V | Lever | 1 | None | - | CCC, CE, EAC, UL489, VDE |
|
4430.3426CIR BRKR THRM 20A 240VAC 60VDC |
3 | - |
|
Datasheet |
TA45 | Bulk | Active | Panel Mount | Thermal | 20A | 240 V | 60 V | Rocker | 2 | - | - | CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077 |
|
2478260000CB MCB 489 2P C 50A ACDC |
14 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 50A | 240 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2515530000CB MCB 489 2P D 7A ACDC |
9 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 7A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478250000CB MCB 489 2P C 40A ACDC |
3 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 40A | 240 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478040000CB MCB 489 2P C 1A ACDC |
2 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 1A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478230000CB MCB 489 2P C 32A ACDC |
6 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 32A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
C30A2PCIR BRKR MAG-HYDR 30A 480VAC |
8 | - |
|
Datasheet |
- | Tray | Active | DIN Rail | Magnetic (Hydraulic Delay) | 30A | 480 V | - | Lever | 2 | - | - | CE, UL1077, UR |
|
C2A2PCIR BRKR MAG-HYDR 2A 480VAC |
5 | - |
|
Datasheet |
- | Tray | Active | DIN Rail | Magnetic (Hydraulic Delay) | 2A | 480 V | - | Lever | 2 | - | - | CE, UL1077, UR |
|
4230-T120-K0CU-1ACIR BRK THERM-M 1A 480VAC/125VDC |
2 | - |
|
Datasheet |
4230-T | Bulk | Active | DIN Rail | Thermal Magnetic | 1A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 235, UL489 |
|
2478790000CB MCB 489 2P D 1A ACDC |
4 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 1A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478900000CB MCB 489 2P D 12A ACDC |
2 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 12A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478240000CB MCB 489 2P C 35A ACDC |
5 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 35A | 240 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
C10A2PCIR BRKR MAG-HYDR 10A 480VAC |
8 | - |
|
Datasheet |
- | Tray | Active | DIN Rail | Magnetic (Hydraulic Delay) | 10A | 480 V | - | Lever | 2 | - | - | CE, UL1077, UR |
|
4230-T120-K0CU-16ACIR BRKR THERM 16A 480VAC/125VDC |
3 | - |
|
Datasheet |
4230-T | Bulk | Active | DIN Rail | Thermal Magnetic | 16A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 235, UL489 |
|
4230-T120-K0CU-5ACIR BRK THERM-M 5A 480VAC/125VDC |
2 | - |
|
Datasheet |
4230-T | Bulk | Active | DIN Rail | Thermal Magnetic | 5A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 235, UL489 |
|
3130-F130-P7T1-W02Q-5ACIR BRKR THRM 5A 250VAC 50VDC |
6 | - |
|
Datasheet |
3130 | Bulk | Active | Panel Mount | Thermal | 5A | 415 V | 50 V | Rocker | 3 | None | - | CE, CSA C22.2 No 235, GB 17701, IEC 60934, UL1077 |

