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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
GB2CD07CIR BRK THRMMAG 2A 277VAC 48VDC |
4 | - |
|
Datasheet |
- | Bulk | Active | DIN Rail | Thermal Magnetic | 2A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
2478140000CB MCB 489 2P C 8A ACDC |
6 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 8A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2478850000CB MCB 489 2P D 4A ACDC |
6 | - |
|
Datasheet |
MCB 489 | Bulk | Active | DIN Rail | Thermal Magnetic | 4A | 480 V | 125 V | Lever | 2 | None | - | CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE |
|
2477390000MCB 489 2P B 8A ACDC |
6 | - |
|
Datasheet |
MCB 489 | Box | Active | DIN Rail | Thermal Magnetic | 8A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 5, UL489 |
|
2477340000MCB 489 2P B 3A ACDC |
6 | - |
|
Datasheet |
MCB 489 | Box | Active | DIN Rail | Thermal Magnetic | 3A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 5, UL489 |
|
2477400000MCB 489 2P B 10A ACDC |
6 | - |
|
Datasheet |
MCB 489 | Box | Active | DIN Rail | Thermal Magnetic | 10A | 480 V | 125 V | Lever | 2 | None | - | CSA C22.2 No 5, UL489 |
|
5SY41047SUP PTOR 5SY4 1P 240V 4A 7.5K C- |
6 | - |
|
Datasheet |
5SY4 | Bulk | Active | DIN Rail | - | 4A | 400 V | 72 V | Lever | 1 | None | - | CCC, CE, EAC, IMQ, RCM, UR, VDE |
|
5SY41207SUP PTOR 5SY4 1P 240V 20A 7.5K C |
2 | - |
|
Datasheet |
5SY4 | Bulk | Active | DIN Rail | - | 20A | 400 V | - | Lever | 1 | None | - | CCC, CE, EAC, IMQ, UL, VDE |
|
2G50UM2G50UM 50A CIRCUIT BREAKER G CHA |
5 | - |
|
Datasheet |
V-EA | Bulk | Active | DIN Rail | Thermal Magnetic | 50A | 480 V | 60 V | Lever | 2 | None | - | CSA, UL508 |
|
IELBXK1-1-72-15.0-GK-N6-VCIR BRKR MAG-HYDR LEVER 15A |
3 | - |
|
Datasheet |
IEL | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 15A | - | - | Rocker | 1 | - | - | - |
|
IELK1-1REC4R-52-5.00-01-VCIR BRKR MAG-HYDR LEVER 5A |
3 | - |
|
Datasheet |
IEL | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 5A | - | - | Lever | 1 | - | - | - |
|
IUGN6-1-59-30.0CIR BRKR MAG-HYDR LEVER 30A |
3 | - |
|
Datasheet |
IUG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 30A | - | - | Toggle | 1 | - | - | - |
|
IAGN6-1-51-40.0CIR BRKR MAG-HYDR LEVER |
6 | - |
|
Datasheet |
IAG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 40A | - | - | Toggle | 1 | - | - | - |
|
IUGN6-1-62-30.0CIR BRKR MAG-HYDR |
4 | - |
|
Datasheet |
IUG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 5A | 250 V | 80 V | Toggle | 1 | None | - | - |
|
IUGN6-1-72-10.0CIR BRKR MAG-HYDR LEVER 10A |
3 | - |
|
Datasheet |
IUG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 10A | - | - | Toggle | 1 | - | - | - |
|
IUGN6-1-72-25.0CIR BRKR MAG-HYDR LEVER 25A |
3 | - |
|
Datasheet |
IUG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 25A | - | - | Toggle | 1 | - | - | - |
|
IUGN6-1-72-40.0CIR BRKR MAG-HYDR LEVER 40A |
3 | - |
|
Datasheet |
IUG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 40A | - | - | Toggle | 1 | - | - | - |
|
IUGN6-1-72-5.00CIR BRKR MAG-HYDR LEVER 5A |
3 | - |
|
Datasheet |
IUG | Bulk | Active | Panel Mount | Magnetic (Hydraulic Delay) | 5A | - | - | Toggle | 1 | - | - | - |
|
GB2CD06CIR BRK THRMMAG 1A 277VAC 48VDC |
6 | - |
|
Datasheet |
- | Bulk | Active | DIN Rail | Thermal Magnetic | 1A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |
|
GB2CD22CIR BRK THRMMG 20A 277VAC 48VDC |
5 | - |
|
Datasheet |
- | Bulk | Active | DIN Rail | Thermal Magnetic | 20A | 277 V | 48 V | Toggle | 1 | None | - | CSA C22.2 No 235, EN 60947-1, EN 60947-2, IEC 60947-1, IEC 60947-2 , UL1077 |

