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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
30419-10 Littelfuse Inc.

30419-10

CIRCUIT BREAKER

Littelfuse Inc.

4,544 -
Datasheet - Bulk Obsolete Holder - 10A - 12 V Automatic Reset 1 None - -
30427-15 Littelfuse Inc.

30427-15

CIRCUIT BREAKER

Littelfuse Inc.

3,335 -
Datasheet - Bulk Obsolete Chassis Mount - 15A - 12 V Automatic Reset 1 None - -
NC1V-1100-5AA IDEC

NC1V-1100-5AA

CIRCUIT PROTECTOR 1 POLE 5A

IDEC

9,045 -
Datasheet NC1V Bulk Obsolete DIN Rail Magnetic (Hydraulic Delay) 5A 250 V 65 V Lever 1 None - UL1077
IELHK11-1-61-40.0-01-V Sensata-Airpax

IELHK11-1-61-40.0-01-V

CIRCUIT BREAKER MAG-HYDR 40A

Sensata-Airpax

9,218 -
Datasheet IEL Bulk Active Panel Mount Magnetic (Hydraulic Delay) 40A - - Lever 2 None - -
209-1-1-62-4-2-51-V Sensata-Airpax

209-1-1-62-4-2-51-V

CIR BRKR

Sensata-Airpax

8,955 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 51A 240 V - Lever 1 None - -
209-1-1REC4-51-2-8-10-V Sensata-Airpax

209-1-1REC4-51-2-8-10-V

CIR BRKR MAG-HYDR LEVER

Sensata-Airpax

7,123 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A - 125 V Lever 1 None - -
209-2-1-50-1-4M-25-A Sensata-Airpax

209-2-1-50-1-4M-25-A

CIR BRKR MAG-HYDR

Sensata-Airpax

6,748 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 25A - 65 V Lever 2 None - -
209-2-1-50-1-4M-40-A Sensata-Airpax

209-2-1-50-1-4M-40-A

CIR BRKR MAG-HYDR

Sensata-Airpax

2,374 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 40A - 65 V Lever 2 None - -
209-2-1-52-2-8-2 Sensata-Airpax

209-2-1-52-2-8-2

CIR BRKR MAG-HYDR

Sensata-Airpax

5,627 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 2A - 125 V Lever 2 None - -
209-2-1-52-2-9-60 Sensata-Airpax

209-2-1-52-2-9-60

CIR BRKR MAG-HYDR

Sensata-Airpax

3,012 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 60A - 125 V Lever 2 None - -
209-2-1-61-4-9-60-V Sensata-Airpax

209-2-1-61-4-9-60-V

CIR BRKR MAG-HYDR

Sensata-Airpax

4,181 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 60A 240 V - Lever 2 None - -
209-2-1-62-4-2-15-A-V Sensata-Airpax

209-2-1-62-4-2-15-A-V

CIR BRKR MAG-HYDR

Sensata-Airpax

9,869 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 240 V - Lever 2 None - -
209-2-1-66-4-5-4 Sensata-Airpax

209-2-1-66-4-5-4

CIR BRKR MAG-HYDR

Sensata-Airpax

2,802 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 4A 240 V - Lever 2 None - -
209-3-1-61-4-8-10 Sensata-Airpax

209-3-1-61-4-8-10

CIR BRKR MAG-HYDR

Sensata-Airpax

6,406 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 10A 240 V - Lever 3 None - -
209-3-1-63F-4-8-15 Sensata-Airpax

209-3-1-63F-4-8-15

CIR BRKR MAG-HYDR

Sensata-Airpax

5,622 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 15A 240 V - Lever 3 None - -
209-3-1REG4-63-4-9-70-A Sensata-Airpax

209-3-1REG4-63-4-9-70-A

CIR BRKR MAG-HYDR

Sensata-Airpax

6,895 -
Datasheet 209 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 70A 240 V - Lever 3 None - -
219-1-1-53-2-9-100-A Sensata-Airpax

219-1-1-53-2-9-100-A

CIR BRKR MAG-HYDR

Sensata-Airpax

7,606 -
Datasheet 219 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 100A - 125 V Lever 1 None - -
219-2-1-63-4-9-4-A-H-V Sensata-Airpax

219-2-1-63-4-9-4-A-H-V

CIR BRKR MAG-HYDR

Sensata-Airpax

7,348 -
Datasheet 219 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 4A 240 V - Lever 2 None - -
219-3-1-63F-8-2-70 Sensata-Airpax

219-3-1-63F-8-2-70

CIR BRKR MAG-HYDR

Sensata-Airpax

3,920 -
Datasheet 219 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 70A 480 V - Lever 3 None - -
219-3-1-64F-5-8-30-H Sensata-Airpax

219-3-1-64F-5-8-30-H

CB MAG

Sensata-Airpax

3,558 -
Datasheet 219 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 30A 480 V - Lever 3 None - -
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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.