Circuit Breakers

Explore Circuit Breakers parts from multiple manufacturers, with model information, availability, datasheets and technical specifications for engineering and purchasing.

For parts that are not shown in the list, send the manufacturer part number, quantity or BOM to JIEXIN Electronics. Our team can assist with availability checks and quotation support.

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
3120-N321-P7T1-W12DY3-1A CIR BRKR THERM SWITCH 2P E-T-A	9,954	49.92	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount	Thermal	1A	415 V	50 V	Rocker	2	White	115V	CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
3120-N521-P7T1-W19DG4-2A CIR BRKR THERM SWITCH 2P E-T-A	9,237	49.92	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount	Thermal	2A	415 V	50 V	Rocker	2	Green	230V	CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
3120-N523-P7T1-W14DR3-2A CIR BRKR THERM SWITCH 2P E-T-A	6,324	49.92	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount	Thermal	2A	415 V	50 V	Rocker	2	Red	115V	CSA C22.2 No 235, GB 17701, IEC 60934, UL1077
3120-N523-P7T1-W19DG4-2A MIN ORD QTY 10. THE 3120-N THERM E-T-A	9,908	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	2A	240 V	50 V	Rocker	2	Green	230V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N321-P7T1-W14LR4-2A MIN ORD QTY 10. THE 3120-N THERM E-T-A	4,572	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	2A	240 V	50 V	Rocker	2	Red	230V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N323-P7T1-W19LG3-1.5A MIN ORD QTY 10. THE 3120-N THERM E-T-A	7,133	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	1.5A	240 V	50 V	Rocker	2	Green	115V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N321-P7T1-W14FR3-0.5A MIN ORD QTY 10. THE 3120-N THERM E-T-A	3,951	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	500mA	240 V	50 V	Rocker	2	Red	115V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N323-P7T1-W19FG4-1.5A MIN ORD QTY 10. THE 3120-N THERM E-T-A	4,355	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	1.5A	240 V	50 V	Rocker	2	Green	230V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N321-P7T1-W19FG4-0.8A MIN ORD QTY 10. THE 3120-N THERM E-T-A	7,922	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	800mA	240 V	50 V	Rocker	2	Green	230V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N323-P7T1-W12HY4-1A MIN ORD QTY 10. THE 3120-N THERM E-T-A	8,546	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	1A	240 V	50 V	Rocker	2	White	230V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
3120-N323-P7T1-W12FG4-1A MIN ORD QTY 10. THE 3120-N THERM E-T-A	8,966	0.00	RFQ	Datasheet	3120-N	Bulk	Active	Panel Mount, Snap-In	Thermal Magnetic	1A	240 V	50 V	Rocker	2	Green	230V	CSA C22.2 No 235, EN 60934, GB 17701, IEC 60934, KC 60934, UL1077
MU1-B-64-260-1-B21-B-C CIRCUIT BREAKER Carling Technologies	9,190	26.77	RFQ	Datasheet	M	Bulk	Active	Panel Mount	Magnetic (Hydraulic Delay)	600mA	250 V	80 V	Push to Reset	1	None	-	CCC, CSA, UL1077
R21-62-.500A-26170-12-V CIRCUIT BREAKER MAG-HYDR ROCKER Sensata-Airpax	9,053	68.84	RFQ	Datasheet	SNAPAK®	Bulk	Active	Panel Mount	Magnetic (Hydraulic Delay)	-	-	-	Rocker	2	-	-	-
2478160000 CB MCB 489 2P C 12A ACDC Weidmüller	7,696	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	12A	480 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2478170000 CB MCB 489 2P C 13A ACDC Weidmüller	9,322	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	13A	480 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2479000000 CB MCB 489 2P D 50A ACDC Weidmüller	5,521	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	50A	240 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2479010000 CB MCB 489 2P D 60A ACDC Weidmüller	5,641	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	60A	240 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2478280000 CB MCB 489 2P C 63A ACDC Weidmüller	9,643	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	63A	240 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2478930000 CB MCB 489 2P D 16A ACDC Weidmüller	5,291	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	16A	480 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE
2479020000 CB MCB 489 2P D 63A ACDC Weidmüller	3,526	0.00	RFQ	Datasheet	MCB 489	Bulk	Active	DIN Rail	Thermal Magnetic	63A	240 V	125 V	Lever	2	None	-	CE, CSA C22.2 No 5, CSA C22.2 No 235, TUV, UL489, VDE

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.