Circuit Breakers

Manufacturer 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

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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
5SJ42107HG41

5SJ42107HG41

MCB 5SJ4 2P 240V 10A 14K C-TRIP

Siemens

6 -
RFQ
5SJ42107HG41

Datasheet

5SJ4 Bulk Active DIN Rail - 10A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
5SJ42047HG42

5SJ42047HG42

MCB 5SJ4 2P 480/277 4A 10K C-TRI

Siemens

17 -
RFQ
5SJ42047HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 4A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
5SJ42108HG42

5SJ42108HG42

MCB 5SJ4 2P 480/277 10A 10K D-TR

Siemens

4 -
RFQ
5SJ42108HG42

Datasheet

SENTRON Box Active DIN Rail - 10A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489, VDE
5SJ42258HG42

5SJ42258HG42

MCB 5SJ4 2P 480/277 25A 10K D-TR

Siemens

3 -
RFQ
5SJ42258HG42

Datasheet

SENTRON Box Active DIN Rail - 25A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489
482-G212-K1M1-A1S0-10A

482-G212-K1M1-A1S0-10A

CIR BRKR THRM 10A 115VAC 28VDC

E-T-A

17 -
RFQ
482-G212-K1M1-A1S0-10A

Datasheet

482 Bulk Active Panel Mount Thermal 10A 230 V 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, IEC 60934, UL1077
5SJ42047HG41

5SJ42047HG41

MCB 5SJ4 2P 240V 4A 14K C-TRIP

Siemens

7 -
RFQ
5SJ42047HG41

Datasheet

SENTRON Box Active DIN Rail - 4A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489, VDE
IELHK11-1-61-40.0-A-01-V

IELHK11-1-61-40.0-A-01-V

CIR BRKR MAG-HYDR 40A LEVER

Sensata-Airpax

4 -
RFQ
IELHK11-1-61-40.0-A-01-V

Datasheet

IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 40A 250 V - Lever 2 None - UL1077
5SJ42088HG42

5SJ42088HG42

MCB 5SJ4 2P 480/277 8A 10K D-TRI

Siemens

18 -
RFQ
5SJ42088HG42

Datasheet

SENTRON Box Active DIN Rail - 8A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489, VDE
5SJ42027HG42

5SJ42027HG42

MCB 5SJ4 2P 480/277 2A 10K C-TRI

Siemens

8 -
RFQ
5SJ42027HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 2A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
5SJ42038HG42

5SJ42038HG42

MCB 5SJ4 2P 480/277 3A 10K D-TRI

Siemens

2 -
RFQ
5SJ42038HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 3A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
7940100388

7940100388

CIR BRKR THRM 10A 24VDC SLD SWCH

Weidmüller

3 -
RFQ
7940100388

Datasheet

ESX10-T Box Active DIN Rail Thermal 10A - 24 V Slide Switch 1 Green, Orange, Red - ATEX, CE, CSA C22.2 No 14, CSA C22.2 No 142, CSA C22.2 No 213, UL1604, UL508, UL2367, VDE
5SJ42018HG42

5SJ42018HG42

MCB 5SJ4 2P 480/277 1A 10K D-TRI

Siemens

21 -
RFQ
5SJ42018HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 1A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
7940100340

7940100340

CIR BRKR SOLID STATE 3A 24VDC

Weidmüller

8 -
RFQ
7940100340

Datasheet

ESX10-T Bag Active DIN Rail Solid State 3A - 24 V Slide Switch 1 Green, Orange, Red - ATEX, CE, CSA C22.2 No 14, CSA C22.2 No 142, CSA C22.2 No 213, UL1604, UL508, UL2367, VDE
5SJ42037HG42

5SJ42037HG42

MCB 5SJ4 2P 480/277 3A 10K C-TRI

Siemens

5 -
RFQ
5SJ42037HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 3A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
5SJ42167HG42

5SJ42167HG42

MCB 5SJ4 2P 480/277 16A 10K C-TR

Siemens

3 -
RFQ
5SJ42167HG42

Datasheet

SENTRON Box Active DIN Rail - 16A 400 V 60 V Lever 2 None - CCC, CE, EAC, UL489
5SJ42107HG42

5SJ42107HG42

MCB 5SJ4 2P 480/277 10A 10K C-TR

Siemens

10 -
RFQ
5SJ42107HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 10A 400 V 125 V Lever 2 None - CCC, CE, CSA, UL, VDE
IELHK11-1REC4-62-40.0-01-UV

IELHK11-1REC4-62-40.0-01-UV

CIR BRKR MAG-HYDR LEVER 40A

Sensata-Airpax

3 -
RFQ
IELHK11-1REC4-62-40.0-01-UV

Datasheet

IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 40A - - Lever 2 - - -
5SJ42068HG42

5SJ42068HG42

MCB 5SJ4 2P 480/277 6A 10K D-TRI

Siemens

10 -
RFQ
5SJ42068HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 6A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
482-G111-K1M1-A1S0-50A

482-G111-K1M1-A1S0-50A

CIR BRKR THRM 50A 115VAC 28VDC

E-T-A

2 -
RFQ
482-G111-K1M1-A1S0-50A

Datasheet

482 Bulk Active Panel Mount Thermal 50A 230 V 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, IEC 60934, UL1077
5SJ42067HG42

5SJ42067HG42

MCB 5SJ4 2P 480/277 6A 10K C-TRI

Siemens

15 -
RFQ
5SJ42067HG42

Datasheet

5SJ4 Bulk Active DIN Rail - 6A 400 V 125 V Lever 2 None - CCC, CE, CSA, EAC, UL, VDE
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