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Circuit Breakers

Browse available Circuit Breakers part numbers with manufacturer references, stock information, pricing, datasheets and key specifications. Use the table below to compare options for your project.

For BOM, shortage or hard-to-find requirements, send your part number and quantity to Winsun (HK) Electronics for availability, lead-time and quotation support.

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Datasheets & Specifications Access technical references quickly
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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
W33-S1N1Q-20 TE Connectivity Potter & Brumfield Relays

W33-S1N1Q-20

CIR BRKR THRM 20A 250VAC 50VDC

TE Connectivity Potter & Brumfield Relays

225 -
Datasheet W33 Bulk Active Panel Mount Thermal 20A 250 V 50 V Rocker 2 - - -
413-K54-FN2-50A E-T-A

413-K54-FN2-50A

CIR BRKR THRM 50A 115VAC 28VDC

E-T-A

114 -
Datasheet 413 Bulk Active Panel Mount Thermal 50A 115 V 28 V Push-Pull Plunger 1 None - CSA C22.2 No 235, UL1077
W69-X2Q12-20 TE Connectivity Potter & Brumfield Relays

W69-X2Q12-20

CIR BRKR MAG-HYDR 20A 277VAC

TE Connectivity Potter & Brumfield Relays

111 -
Datasheet W6 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 277 V - Lever 3 - - -
3RV20111GA10 Siemens

3RV20111GA10

SWITCH_MOTOR_4.5...6.3A_6

Siemens

153 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 6.3A 690 V - Rotary 3 None - CCC, CSA, EAC, IECEx, UL
3RV20111BA10 Siemens

3RV20111BA10

SWITCH_MOTOR_3RV2011-1BA10_1.4..

Siemens

1,815 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 2A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
W92-X112-20 TE Connectivity Potter & Brumfield Relays

W92-X112-20

CIR BRKR MAG-HYDR 20A 277VAC

TE Connectivity Potter & Brumfield Relays

122 -
Datasheet W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 277 V - Lever 2 - - -
W92-X112-5 TE Connectivity Potter & Brumfield Relays

W92-X112-5

CIR BRKR MAG-HYDR 5A 277VAC

TE Connectivity Potter & Brumfield Relays

2,000 -
Datasheet W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A 277 V - Lever 2 - - -
W92-X1110-30 TE Connectivity Potter & Brumfield Relays

W92-X1110-30

CIR BRKR MAG-HYDR 30A 277VAC

TE Connectivity Potter & Brumfield Relays

3,060 -
Datasheet W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 30A 277 V - Lever 2 - - -
LEL12-1REC5-37583-30-G2-V Sensata-Airpax

LEL12-1REC5-37583-30-G2-V

CIR BRKR MAG-HYDR LEVER

Sensata-Airpax

3,130 -
Datasheet LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) - - - Lever - - - -
3RV20111DA10 Siemens

3RV20111DA10

SWITCH_MOTOR_3RV2011-1DA10_2.2..

Siemens

136 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 3.2A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
W69-X2Q12-5 TE Connectivity Potter & Brumfield Relays

W69-X2Q12-5

CIR BRKR MAG-HYDR 5A 277VAC

TE Connectivity Potter & Brumfield Relays

3,034 -
Datasheet W6 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 5A 277 V - Lever 3 - - -
IEL111-1-62-15.0-E-01 Sensata-Airpax

IEL111-1-62-15.0-E-01

CIR BRKR MAG-HYDR LEVER 15A

Sensata-Airpax

2,073 -
Datasheet IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 480 V - Lever 3 None - UL1077
W93-X112-10 TE Connectivity Potter & Brumfield Relays

W93-X112-10

CIR BRKR MAG-HYDR 10A 277VAC

TE Connectivity Potter & Brumfield Relays

3,150 -
Datasheet W9 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 277 V - Lever 3 - - -
3RV20111AA10 Siemens

3RV20111AA10

MSP S00 1.1-1.6A SCREW

Siemens

142 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 1.6A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
3RV20111KA10 Siemens

3RV20111KA10

MSP S00 9-12.5A SCREW

Siemens

2,703 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 12.5A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20114AA10 Siemens

3RV20114AA10

MSP S00 11-16A SCREW

Siemens

2,816 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 16A 690 V - Rotary 3 None - CCC, CSA, EAC, UL
3RV20211EA10 Siemens

3RV20211EA10

MSP S0 2.8 - 4A SCREW

Siemens

2,278 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 4A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
LELHK111-1-62-25.0-U-01-V Sensata-Airpax

LELHK111-1-62-25.0-U-01-V

CIR BRKR MAG-HYDR 25A LEVER

Sensata-Airpax

113 -
Datasheet LEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 25A - - Lever 3 - - -
3RV20214BA10 Siemens

3RV20214BA10

MSP S0 14-20A SCREW

Siemens

2,484 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 20A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, UL
3RV20111JA10 Siemens

3RV20111JA10

CIRCUIT BREAKER S00 7-10A SCREW

Siemens

3,747 -
Datasheet 3RV2 Bulk Active DIN Rail Thermal 10A 690 V - Rotary 3 None - ATEX, CCC, CSA, EAC, IECEx, UL
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WINSUN SOURCING SUPPORT

Need Circuit Breakers Sourcing Support?

Send the manufacturer, part number, quantity and target delivery requirement. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and hard-to-find or obsolete components.

Global component sourcing support BOM, shortage and EOL support
FREQUENTLY ASKED QUESTIONS

Circuit Breakers FAQ

Common questions about selecting, comparing and sourcing Circuit Breakers components through Winsun (HK) Electronics.

What should I check when selecting Circuit Breakers components?

Compare the manufacturer part number, electrical specifications, package, operating conditions and application requirements. The product datasheet should be used to confirm technical suitability.

Can Winsun help source specific Circuit Breakers part numbers?

Yes. Send the exact part number, manufacturer and required quantity. Winsun (HK) Electronics can assist with availability checks, quotation support and sourcing options based on your requirement.

Do you support shortage, obsolete or hard-to-find Circuit Breakers parts?

Yes. Our sourcing team can review shortage and obsolete-part requirements and help check available supply channels or possible alternatives when appropriate.

How do I request a quote for Circuit Breakers components?

Submit an RFQ with the part number, manufacturer, quantity and target delivery requirement. Our sales team will review your request and follow up with current sourcing information.