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FILTERED PRODUCT SELECTION

Circuit Breakers

Use the filters and product table below to compare Circuit Breakers components by manufacturer, availability, pricing reference and technical specifications. Review datasheets and key parameters to narrow the selection for your application.

If you already have a target part number, package, rating or quantity, send the requirement to Winsun (HK) Electronics for availability checks, BOM sourcing, shortage support and quotation assistance.

Parametric Selection Filter options by technical parameters
Stock & Datasheets Review availability and technical references
RFQ & BOM Support Send your target MPN, quantity or BOM
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
GFR2D40030 Altech Corporation

GFR2D40030

EGFP+OL 40A277V AC 30MA D TRIP 1

Altech Corporation

6,756 -
Datasheet GFR Bulk Discontinued at Digi-Key DIN Rail Ground Fault 40A 277 V - Lever 1 None - cULus, UL1077
09136601 Altech Corporation

09136601

EARTH LEAKAGE CB 40A, 300MA, 2P

Altech Corporation

4,260 -
Datasheet DFS Bulk Active DIN Rail Ground Fault 40A 230 V - Lever 2 None - VDE
09124911 Altech Corporation

09124911

EARTH LEAKAGE CB 25A, 30MA, 4P

Altech Corporation

7,939 -
Datasheet DFS Bulk Active DIN Rail Ground Fault 25A 400 V - Lever 4 None - VDE
09134911 Altech Corporation

09134911

EARTH LEAKAGE CB 40A, 30MA, 4P

Altech Corporation

3,945 -
Datasheet - Bulk Active DIN Rail Ground Fault 40A 400 V - Lever 4 None - VDE
MA40UM Altech Corporation

MA40UM

CIR BRKR THRM 40A 277VAC LEVER

Altech Corporation

5,387 -
Datasheet MA Bulk Active DIN Rail Thermal 40A 480 V - Lever 3 None - CE, cUL, UL508
MA32UM Altech Corporation

MA32UM

CIR BRKR THRM 32A 277VAC LEVER

Altech Corporation

9,277 -
Datasheet MA Bulk Active DIN Rail Thermal 32A 480 V - Lever 3 None - CE, cUL, UL508
18.46303/AC Altech Corporation

18.46303/AC

FI-DFS4 63A30MA230/400VAC 4P ELC

Altech Corporation

8,024 -
Datasheet - Bulk Active DIN Rail Ground Fault 63A 400 V - Lever 4 None - VDE
3Z30UM Altech Corporation

3Z30UM

3Z30UM 30A CIRCUIT BREAKER Z CHA

Altech Corporation

3,499 -
Datasheet V-EA Bulk Active DIN Rail Thermal Magnetic 30A 480 V 60 V Lever 3 None - CSA, UL508
GFR4B10100 Altech Corporation

GFR4B10100

EGFP+OL 10A480Y277V AC 100MA B T

Altech Corporation

9,791 -
Datasheet GFR Bulk Discontinued at Digi-Key DIN Rail Ground Fault 10A 480 V - Lever 3 None - cULus, UL1077
09126911 Altech Corporation

09126911

EARTH LEAKAGE CB 25A, 300MA, 4P

Altech Corporation

5,247 -
Datasheet DFS Bulk Active DIN Rail Ground Fault 25A 400 V - Lever 4 None - VDE
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WINSUN SOURCING SUPPORT

Need Help Sourcing Circuit Breakers?

Send the target part number, manufacturer, specifications and quantity. Winsun (HK) Electronics can assist with availability checks, quotation support, shortage sourcing and alternative-part options when appropriate.

Availability and lead-time support BOM, shortage and alternative sourcing
FREQUENTLY ASKED QUESTIONS

Circuit Breakers FAQ

Common questions about filtering, comparing and sourcing Circuit Breakers components.

How can I narrow the Circuit Breakers selection?

Use the available manufacturer and technical parameter filters to reduce the product list. Compare the remaining part numbers against your electrical, package and application requirements.

Should I confirm the datasheet before selecting a part?

Yes. Always review the manufacturer datasheet to confirm ratings, package, operating conditions and other technical details before finalizing a component for your design.

Can Winsun (HK) Electronics help source a specific Circuit Breakers part number?

Yes. Send the exact manufacturer part number and required quantity for availability, lead-time and quotation support.

Do you support BOM, shortage or alternative-part requirements?

Yes. You can submit a BOM or shortage list for sourcing assistance. Where appropriate, our team can also help review possible alternative-part options.