Circuit Breakers

Review Circuit Breakers Circuit Protection components in this filtered selection. Compare manufacturer information, availability, pricing, datasheets and key specifications to narrow down suitable parts for your application.

If the exact part or specification you need is not listed, send the manufacturer part number, target parameters and quantity to JIEXIN Electronics for sourcing and quotation support.

Mfr. Part #	Availability	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
KBUN1C60 Circ Brkr-UL489, 60A, 1P, C Springer Controls	4,698	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	60A	240 V	-	Lever	1	None	-	CE, CSA, UL489
KBUN1C50 Circ Brkr-UL489, 50A, 1P, C Springer Controls	9,759	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	50A	240 V	-	Lever	1	None	-	CE, CSA, UL489
KBUH1D20 Circ Brkr-UL489, 20A, 1P, D Springer Controls	8,701	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	20A	277 V	-	Lever	1	None	-	CE, CSA, UL489
KBUN1C40 Circ Brkr-UL489, 40A, 1P, C Springer Controls	4,230	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	40A	240 V	-	Lever	1	None	-	CE, CSA, UL489
KBUH3C15 Circ Brkr-UL489, 15A, 3P, C Springer Controls	9,046	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	15A	277 V	-	Lever	3	None	-	CE, CSA, UL489
KBUH3D06 Circ Brkr-UL489, 6A, 3P, D Springer Controls	6,539	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	6A	277 V	-	Lever	3	None	-	CE, CSA, UL489
KBUN1D50 Circ Brkr-UL489, 50A, 1P, D Springer Controls	3,559	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	50A	240 V	-	Lever	1	None	-	CE, CSA, UL489
KBUN2C50 Circ Brkr-UL489, 50A, 2P, C Springer Controls	4,178	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	50A	240 V	-	Lever	2	None	-	CE, CSA, UL489
KBUN3D40 Circ Brkr-UL489, 40A, 3P, D Springer Controls	8,214	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	40A	240 V	-	Lever	3	None	-	CE, CSA, UL489
KBUH3D10 Circ Brkr-UL489, 10A, 3P, D Springer Controls	2,536	RFQ	Datasheet	KBUD	Retail Package	Active	DIN Rail	Thermal	10A	277 V	-	Lever	3	None	-	CE, CSA, UL489

FAQ

Frequently Asked Questions

What are Circuit Breakers components used for?

Circuit Breakers components are used in a wide range of electronic equipment and systems. Their exact function depends on the device, circuit design and technical requirements of the application.

How do I choose the right Circuit Breakers part?

Compare the manufacturer part number, key specifications, package type, operating conditions, availability and datasheet information. For replacement projects, always verify the critical electrical and mechanical parameters before selecting an alternative.

Can JIEXIN Electronics help source obsolete or hard-to-find Circuit Breakers parts?

Yes. Send us the required manufacturer part number, quantity or BOM. Our sourcing team can help check stock availability, lead time, alternative sourcing options and quotation details.

How can I request pricing and availability?

Submit the part number, manufacturer and required quantity through our RFQ form. JIEXIN Electronics will review your request and provide available stock, pricing and sourcing information.