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
IUGN6-1-66-40.0

IUGN6-1-66-40.0

CIR BRKR MAG-HYDR LEVER 40A

Sensata-Airpax

3,426 -
RFQ
IUGN6-1-66-40.0

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 40A - - Toggle 1 - - -
IUGN6-1-72-50.0

IUGN6-1-72-50.0

CIR BRKR MAG-HYDR LEVER 50A

Sensata-Airpax

9,475 -
RFQ
IUGN6-1-72-50.0

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 50A - - Toggle 1 - - -
IUGN6-1REC4-51-30.0-A

IUGN6-1REC4-51-30.0-A

CIR BRKR MAG-HYDR LEVER 30A

Sensata-Airpax

3,098 -
RFQ
IUGN6-1REC4-51-30.0-A

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 30A - - Toggle 1 - - -
IUGN6-1REC4-52-5.00-A

IUGN6-1REC4-52-5.00-A

CIR BRKR MAG-HYDR LEVER 5A

Sensata-Airpax

9,067 -
RFQ
IUGN6-1REC4-52-5.00-A

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A - - Toggle 1 - - -
IUGN6-1REC4-62-1.00

IUGN6-1REC4-62-1.00

CIR BRKR MAG-HYDR LEVER 1A

Sensata-Airpax

2,040 -
RFQ
IUGN6-1REC4-62-1.00

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 1A - - Toggle 1 - - -
IUGN66-1-52-20.0-B

IUGN66-1-52-20.0-B

CIR BRKR MAG-HYDR LEVER 20A

Sensata-Airpax

5,000 -
RFQ
IUGN66-1-52-20.0-B

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A - - Toggle 2 - - -
IUGN66-1-52-7.50

IUGN66-1-52-7.50

CIR BRKR MAG-HYDR LEVER 7.5A

Sensata-Airpax

8,881 -
RFQ
IUGN66-1-52-7.50

Datasheet

IUG Bulk Active Panel Mount Magnetic (Hydraulic Delay) 7.5A - - Toggle 2 - - -
3120-F503-G7Q1-W14DR4-20A

3120-F503-G7Q1-W14DR4-20A

CIR BRKR THRM 20A 250VAC/50VDC

E-T-A

3,406 -
RFQ
3120-F503-G7Q1-W14DR4-20A

Datasheet

3120 Bulk Obsolete Panel Mount Thermal 20A 250 V 50 V Push to Reset 2 Red 185V CSA C22.2 No 235, IEC 60934, UL1077
3130-F110-H7T1-W29AG3-10A

3130-F110-H7T1-W29AG3-10A

CIR BRKR THRM 10A 250VAC/50VDC

E-T-A

4,385 -
RFQ
3130-F110-H7T1-W29AG3-10A

Datasheet

3130 Bulk Active Panel Mount Thermal 10A 250 V 50 V Rocker 1 Green 20V CE, CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
3500-K20-SI-5A

3500-K20-SI-5A

CIR BRKR THRMMAG 5A 250VAC/80VDC

E-T-A

9,707 -
RFQ
3500-K20-SI-5A

Datasheet

3500 Bulk Active Panel Mount Thermal Magnetic 5A 250 V 80 V Push to Reset 1 None - CSA C22.2 No 235, IEC 60934, UL1077
8345-B01A-T3M0-DB1B1B-30A

8345-B01A-T3M0-DB1B1B-30A

CR BKR MAG-HYDR 30A 480VAC/80VDC

E-T-A

9,382 -
RFQ
8345-B01A-T3M0-DB1B1B-30A

Datasheet

8345 Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 30A 480 V 80 V Lever 1 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
8345-B22A-V3M2-DB1B1B-80A-V

8345-B22A-V3M2-DB1B1B-80A-V

CR BKR MAG-HYDR 80A 480VAC/80VDC

E-T-A

7,791 -
RFQ
8345-B22A-V3M2-DB1B1B-80A-V

Datasheet

8345 Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 80A 480 V 80 V Lever 2 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
8345-C12A-S3M2-DB1B1C-10A

8345-C12A-S3M2-DB1B1C-10A

CR BKR MAG-HYDR 10A 480VAC/80VDC

E-T-A

8,807 -
RFQ
8345-C12A-S3M2-DB1B1C-10A

Datasheet

8345 Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 10A 480 V 80 V Lever 2 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
8345-C12A-S3M2-DB1B1C-2A

8345-C12A-S3M2-DB1B1C-2A

CR BRKR MAG-HYDR 2A 480VAC/80VDC

E-T-A

2,665 -
RFQ
8345-C12A-S3M2-DB1B1C-2A

Datasheet

8345 Bulk Obsolete Panel Mount Magnetic (Hydraulic Delay) 2A 480 V 80 V Lever 2 None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
736W-B/302

736W-B/302

CIR BRKR THRM 15A 125VAC ROCKER

Qualtek

8,903 -
RFQ
736W-B/302

Datasheet

736W Bulk Active Panel Mount Thermal 15A 125 V - Rocker 1 - - -
0911047

0911047

ECP 3

Phoenix Contact

2,521 -
RFQ
0911047

Datasheet

ECP Bulk Obsolete Panel Mount Solid State 3A - 24 V - 1 - - -
QMB-153-00ENN-3BA

QMB-153-00ENN-3BA

CIR BRKR THRM 15A 250VAC 32VDC

Qualtek

7,896 -
RFQ
QMB-153-00ENN-3BA

Datasheet

QMB Bulk Active Panel Mount Thermal 15A 250 V 32 V Push to Reset 1 - - TUV
N41-B1-24-615-121-F3

N41-B1-24-615-121-F3

CIR BRKR MAG-HYDR 15A 277VAC

Carling Technologies

5,920 -
RFQ
N41-B1-24-615-121-F3

Datasheet

N Box Active Panel Mount Magnetic (Hydraulic Delay) 15A 240 V - Rocker 1 None - TUV, UL489
N32-B2-44-620-122-D3

N32-B2-44-620-122-D3

CIR BRKR MAG-HYDR 20A 240VAC

Carling Technologies

3,910 -
RFQ
N32-B2-44-620-122-D3

Datasheet

N Box Obsolete Panel Mount Magnetic (Hydraulic Delay) 20A 240 V - Push to Reset 2 None - TUV, UL489
AP6-1-61-102

AP6-1-61-102

CIRCUIT BREAKER 1A SEALED

Sensata-Airpax

7,790 -
RFQ
AP6-1-61-102

Datasheet

AP Bulk Active Panel Mount Magnetic (Hydraulic Delay) 1A 240 V 50 V Toggle 1 None - CSA, UL1077
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