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ELECTRONIC COMPONENTS

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.

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
203-2-1-42-252-4-3-1 Sensata-Airpax

203-2-1-42-252-4-3-1

CIR BRKR 2.5A 32VDC ROCKER

Sensata-Airpax

8,525
Datasheet 203 Bulk Not For New Designs Panel Mount Magnetic 2.5A 250 V 32 V Rocker 1 Neon 120V UL1077
203-2-1-43-252-4-1-1 Sensata-Airpax

203-2-1-43-252-4-1-1

CIR BRKR ROCKER

Sensata-Airpax

4,990
Datasheet 203 Bulk Not For New Designs Panel Mount Magnetic 2.5A 250 V 50 V Rocker 1 Neon 120 ~ 250V UL1077
203-2-1-42-752-4-1-1 Sensata-Airpax

203-2-1-42-752-4-1-1

CIR BRKR,HYDMAG

Sensata-Airpax

5,377
Datasheet 203 Bulk Not For New Designs Panel Mount Magnetic 7.5A 250 V 50 V Rocker 1 Neon 120V, 250V UL1077
3RV20210HA15 Siemens

3RV20210HA15

MSP S0 0.55-0.8A SCRW W/AUX 1NO/

Siemens

9,916
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 800mA 690 V - Rotary 3 None - ATEX, CCC, CE, CSA, EAC, IECEx, UL, VDE
IELHK111-70389-3-V Sensata-Airpax

IELHK111-70389-3-V

CIR BRKR,HYDMAG

Sensata-Airpax

7,451
Datasheet - Bulk Active - - - - - - - - - -
EA3-B4-26-680-2DA-EB Carling Technologies

EA3-B4-26-680-2DA-EB

CIRCUIT BREAKER

Carling Technologies

5,504
Datasheet E Bulk Active Panel Mount Magnetic (Hydraulic Delay) 80A 480 V 125 V Lever 3 None - CCC, CSA, UL508, UL1077
EA3-B4-26-810-2DA-EB Carling Technologies

EA3-B4-26-810-2DA-EB

CIRCUIT BREAKER

Carling Technologies

3,168
Datasheet E Bulk Active Panel Mount Magnetic (Hydraulic Delay) 100A 480 V 125 V Lever 3 None - CCC, CSA, UL508, UL1077
EA3-B4-26-660-2DA-EB Carling Technologies

EA3-B4-26-660-2DA-EB

CIRCUIT BREAKER

Carling Technologies

5,331
Datasheet E Bulk Active Panel Mount Magnetic (Hydraulic Delay) 60A 480 V 125 V Lever 3 None - CCC, CSA, UL508, UL1077
EA3-B4-26-670-2DA-EB Carling Technologies

EA3-B4-26-670-2DA-EB

CIRCUIT BREAKER

Carling Technologies

7,151
Datasheet E Bulk Active Panel Mount Magnetic (Hydraulic Delay) 70A 480 V 125 V Lever 3 None - CCC, CSA, UL508, UL1077
8345-SR0034-20A E-T-A

8345-SR0034-20A

CIR BRKR MAG-HYDR 20A

E-T-A

9,761
Datasheet 8345 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 20A 480 V 80 V - - None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
8345-SR0034-50A E-T-A

8345-SR0034-50A

CIR BRKR MAG-HYDR 50A

E-T-A

9,353
Datasheet 8345 Bulk Active Panel Mount Magnetic (Hydraulic Delay) 50A 480 V 80 V - - None - CSA C22.2 No 235, GB 17701, IEC 60934, UL1077, UL489
GA3-B0-44-650-11-DC Carling Technologies

GA3-B0-44-650-11-DC

CIRCUIT BREAKER

Carling Technologies

7,484
Datasheet G Bulk Active DIN Rail Magnetic (Hydraulic Delay) 50A 240 V 125 V Lever 3 None - CCC, UL
GV2ME04 Schneider Electric

GV2ME04

TESYS M-CB THO/MAG 0.4-0.63A ROC

Schneider Electric

4,975
Datasheet TeSys Box Active DIN Rail Thermal Magnetic 630mA 690 V 690 V Pushbutton 3 None - EN 60947-2, EN 60947-4-1, IEC 60947-2, IEC 60947-4-1
QOB140VH1021 Schneider Electric

QOB140VH1021

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

7,359
Datasheet - Box Obsolete Chassis Mount Thermal Magnetic 40A 240 V - Lever 1 None - CSA, UL
QOB160VH1021 Schneider Electric

QOB160VH1021

MINIATURE CIRCUIT BREAKER 120/24

Schneider Electric

4,346
Datasheet QO Box Obsolete Chassis Mount Thermal Magnetic 60A 240 V - Lever 1 None - CSA, UL
3RV24111HA15 Siemens

3RV24111HA15

MSP S00 FOR XFRMR 5.5-8A AUX 1NO

Siemens

5,652
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 8A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV24111AA15 Siemens

3RV24111AA15

MSP S00 FOR XFRMR 1.1-1.6A AUX 1

Siemens

5,222
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 1.6A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV24111FA15 Siemens

3RV24111FA15

MSP S00 FOR XFRMR 3.5-5A AUX 1NO

Siemens

7,154
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 5A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV24111CA15 Siemens

3RV24111CA15

MSP S00 FOR XFRMR 1.8-2.5A AUX 1

Siemens

2,107
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 2.5A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
3RV24110KA15 Siemens

3RV24110KA15

MSP S00 FOR XFRMR 0.9-1.25A AUX

Siemens

3,073
Datasheet SIRIUS Box Active DIN Rail Thermal Magnetic 1.25A 690 V - Rotary 3 None - CCC, CE, CSA, EAC, UL, VDE
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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.

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