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
W93-X112-15

W93-X112-15

CIR BRKR MAG-HYDR 15A 277VAC

TE Connectivity Potter & Brumfield Relays

32 -
RFQ
W93-X112-15

Datasheet

W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 277 V - Lever 3 - - -
W93-X112-5

W93-X112-5

CIR BRKR MAG-HYDR 5A 277VAC

TE Connectivity Potter & Brumfield Relays

74 -
RFQ
W93-X112-5

Datasheet

W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A 277 V - Lever 3 - - -
W93-X112-50

W93-X112-50

CIR BRKR MAG-HYDR 50A 277VAC

TE Connectivity Potter & Brumfield Relays

57 -
RFQ
W93-X112-50

Datasheet

W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 50A 277 V - Lever 3 - - -
3RV20214AA10

3RV20214AA10

MSP S0 11-16A SCREW

Siemens

174 -
RFQ
3RV20214AA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 16A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20214DA10

3RV20214DA10

MSP S0 20-25A SCREW

Siemens

33 -
RFQ
3RV20214DA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 25A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20314PA10

3RV20314PA10

MSP S2 CLASS 10 28-36A SCREW

Siemens

27 -
RFQ
3RV20314PA10

Datasheet

3RV2 Bulk Active DIN Rail Thermal 36A 690 V - Rotary 3 None - CCC, CSA, EAC, IECEx, UL
QMB-103-00ENN-3BA

QMB-103-00ENN-3BA

CIR BRKR THRM 10A 250VAC 32VDC

Qualtek

590 -
RFQ
QMB-103-00ENN-3BA

Datasheet

QMB Bulk Active Panel Mount Thermal 10A 250 V 32 V Push to Reset 1 - - TUV
QMB-033-00ENN-3BA

QMB-033-00ENN-3BA

CIR BRKR THRM 3A 250VAC 32VDC

Qualtek

848 -
RFQ
QMB-033-00ENN-3BA

Datasheet

QMB Bulk Active Panel Mount Thermal 3A 250 V 32 V Push to Reset 1 - - TUV
4404.0003

4404.0003

CIR BRKR THRM 8A 240VAC 48VDC

SCHURTER Inc.

982 -
RFQ
4404.0003

Datasheet

T9-611 Box Active Panel Mount Thermal 8A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0028

4404.0028

CIR BRKR THRM 15A 240VAC 48VDC

SCHURTER Inc.

252 -
RFQ
4404.0028

Datasheet

T9-311 Box Active Panel Mount Thermal 15A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0037

4404.0037

CIR BRKR THRM 7A 240VAC 48VDC

SCHURTER Inc.

209 -
RFQ
4404.0037

Datasheet

T9-711 Box Active Panel Mount Thermal 7A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0021

4404.0021

CIR BRKR THRM 8A 240VAC 48VDC

SCHURTER Inc.

200 -
RFQ
4404.0021

Datasheet

T9-311 Box Active Panel Mount Thermal 8A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0019

4404.0019

CIR BRKR THRM 4A 240VAC 48VDC

SCHURTER Inc.

199 -
RFQ
4404.0019

Datasheet

T9-311 Box Active Panel Mount Thermal 4A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0022

4404.0022

CIR BRKR THRM 10A 240VAC 48VDC

SCHURTER Inc.

147 -
RFQ
4404.0022

Datasheet

T9-311 Box Active Panel Mount Thermal 10A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0005

4404.0005

CIR BRKR THRM 12A 240VAC 48VDC

SCHURTER Inc.

139 -
RFQ
4404.0005

Datasheet

T9-611 Box Active Panel Mount Thermal 12A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
QLB-203-11B3N-3BA

QLB-203-11B3N-3BA

CIR BRKR THRM 20A 250VAC 32VDC

Qualtek

1,766 -
RFQ
QLB-203-11B3N-3BA

Datasheet

QLB Bulk Active Panel Mount Thermal 20A 250 V 32 V Push to Reset 1 - - -
4404.0102

4404.0102

CIRC BREAKER PCB MNT 10A

SCHURTER Inc.

16,410 -
RFQ
4404.0102

Datasheet

T9-818 Bulk Active Through Hole Thermal 10A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0098

4404.0098

CIRC BREAKER PCB MNT 5A

SCHURTER Inc.

1,390 -
RFQ
4404.0098

Datasheet

T9-818 Bulk Active Through Hole Thermal 5A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0097

4404.0097

CIRC BREAKER PCB MNT 4A

SCHURTER Inc.

218 -
RFQ
4404.0097

Datasheet

T9-818 Bulk Active Through Hole Thermal 4A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
4404.0099

4404.0099

CIRC BREAKER PCB MNT 6A

SCHURTER Inc.

190 -
RFQ
4404.0099

Datasheet

T9-818 Bulk Active Through Hole Thermal 6A 240 V 48 V Push to Reset 1 - - CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, UL1077
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