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
IULNK111-1-62-7.00-E

IULNK111-1-62-7.00-E

CIR BRKR MAG-HYDR 7A TOGGLE

Sensata-Airpax

28 -
RFQ
IULNK111-1-62-7.00-E

Datasheet

IUL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 7A - - Toggle 3 - - -
3RV20214AA15

3RV20214AA15

MSP S0 11-16A SCREW W/AUX 1NO/1N

Siemens

38 -
RFQ
3RV20214AA15

Datasheet

3RV2 Bulk Active DIN Rail Thermal 16A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
209-4-1-62-4-2-10-V

209-4-1-62-4-2-10-V

CIR BRKR MAG-HYDR 10A 240VAC

Sensata-Airpax

50 -
RFQ
209-4-1-62-4-2-10-V

Datasheet

209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 240 V - Lever 4 None - UL1077
3RV20214NA10

3RV20214NA10

MSP S0 23-28A SCREW

Siemens

64 -
RFQ
3RV20214NA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 28A 690 V - Rotary 3 None - CCC, CSA, EAC, IECEx, UL
3RV20314UA10

3RV20314UA10

MSP S2 CLASS 10 32-40A SCREW

Siemens

41 -
RFQ
3RV20314UA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 40A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
QLB-153-00DNN-3BA

QLB-153-00DNN-3BA

CIR BRKR THRM 15A 250VAC 32VDC

Qualtek

621 -
RFQ
QLB-153-00DNN-3BA

Datasheet

QLB Bulk Active Panel Mount Thermal 15A 250 V 32 V Push to Reset 1 - - -
QMB-123-00ENN-3BA

QMB-123-00ENN-3BA

CIR BRKR THRM 12A 250VAC 32VDC

Qualtek

465 -
RFQ
QMB-123-00ENN-3BA

Datasheet

QMB Bulk Active Panel Mount Thermal 12A 250 V 32 V Push to Reset 1 - - TUV
CTB-B-B-08

CTB-B-B-08

CIR BRKR THRM 8A 250VAC 50VDC

Carling Technologies

345 -
RFQ
CTB-B-B-08

Datasheet

CTB Bulk Active Panel Mount Thermal 8A 250 V 50 V Push to Reset 1 None - CE, cUL, UL1077, VDE
4404.0027

4404.0027

CIR BRKR THRM 7A 240VAC 48VDC

SCHURTER Inc.

118 -
RFQ
4404.0027

Datasheet

T9-311 Box Active Panel Mount Thermal 7A 240 V 48 V Push to Reset 1 - - -
QMB-073-00ENN-3BA

QMB-073-00ENN-3BA

CIR BRKR THRM 7A 250VAC 32VDC

Qualtek

746 -
RFQ
QMB-073-00ENN-3BA

Datasheet

QMB Bulk Active Panel Mount Thermal 7A 250 V 32 V Push to Reset 1 - - TUV
QLB-053-11B3N-3BA

QLB-053-11B3N-3BA

CIR BRKR THRM 5A 250VAC 32VDC

Qualtek

3,265 -
RFQ
QLB-053-11B3N-3BA

Datasheet

QLB Bulk Active Panel Mount Thermal 5A 250 V 32 V Push to Reset 1 - - -
QLB-073-11B3N-3BA

QLB-073-11B3N-3BA

CIR BRKR THRM 7A 250VAC 32VDC

Qualtek

245 -
RFQ
QLB-073-11B3N-3BA

Datasheet

QLB Bulk Active Panel Mount Thermal 7A 250 V 32 V Push to Reset 1 - - -
1658-G41-02-P10-10A

1658-G41-02-P10-10A

CIR BRKR THRM 10A 240VAC 28VDC

E-T-A

161 -
RFQ
1658-G41-02-P10-10A

Datasheet

1658 Bulk Active Panel Mount Thermal 10A 240 V 28 V Push to Reset 1 None - CE, CSA C22.2 No 235, IEC 60934, UL1077
5-1423364-4

5-1423364-4

CKTBKR,THERM,PB,QC.250

TE Connectivity Potter & Brumfield Relays

841 -
RFQ
5-1423364-4

Datasheet

W57 Box Active Panel Mount Thermal 5A 250 V - Push to Reset 1 None - -
CTB-B-B-07

CTB-B-B-07

CIR BRKR THRM 7A 250VAC 50VDC

Carling Technologies

245 -
RFQ
CTB-B-B-07

Datasheet

CTB Bulk Active Panel Mount Thermal 7A 250 V 50 V Push to Reset 1 None - CE, cUL, UL1077, VDE
W57-XB2A99C10-15

W57-XB2A99C10-15

CIR BRKR THRM 15A 250VAC

TE Connectivity Potter & Brumfield Relays

1,115 -
RFQ
W57-XB2A99C10-15

Datasheet

W57 Tray Active Panel Mount Thermal 15A 250 V - Push to Reset 1 - - -
W28-XQ1A-9

W28-XQ1A-9

CIR BRKR THRM 9A 250VAC 32VDC

TE Connectivity Potter & Brumfield Relays

616 -
RFQ
W28-XQ1A-9

Datasheet

W28 Bulk Active Panel Mount Thermal 9A 250 V 32 V Push to Reset 1 - - -
W28-XTBA-6

W28-XTBA-6

CIR BRKR THRM 6A 250VAC 32VDC

TE Connectivity Potter & Brumfield Relays

589 -
RFQ
W28-XTBA-6

Datasheet

W28 Bulk Active Panel Mount Thermal 6A 250 V 32 V Push to Reset 1 - - -
W28-XTBB-15

W28-XTBB-15

CIR BRKR THRM 15A 250VAC 32VDC

TE Connectivity Potter & Brumfield Relays

549 -
RFQ
W28-XTBB-15

Datasheet

W28 Bulk Active Panel Mount Thermal 15A 250 V 32 V Push to Reset 1 - - -
W28-XTBA-4

W28-XTBA-4

CIR BRKR THRM 4A 250VAC 32VDC

TE Connectivity Potter & Brumfield Relays

533 -
RFQ
W28-XTBA-4

Datasheet

W28 Bulk Active Panel Mount Thermal 4A 250 V 32 V Push to Reset 1 - - -
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