DigiKey Datasheets for Circuit Breakers

Circuit breakers are mechanical switching devices capable of breaking currents under specified abnormal circuit conditions.
Circuit Breakers: Learn more

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Product Name Notes
CIR BRKR HYD MAG
CIR BRKR MAG-HYDR 100A
CIR BRKR,HYDMAG
Circuit Breaker AC DC
Circuit Breaker Magnetic (Hydraulic Delay) 100A 240V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 100A 240V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 100A 277V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 100A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 100A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 10A 240V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 10A 277V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 10A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 10A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 10A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 15A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 15A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 1A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 1A 600V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 20A 240V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 20A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 20A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 20A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 25A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 25A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 25A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 30A 240V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 30A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 30A 600V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 30A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 35A 240V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 35A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 3A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 40A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 40A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 40A AC 65V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 4A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 50A 120V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 50A 240V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 50A 277V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 50A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 50A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 50A 600V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 50A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 50A AC 125V DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 55A 240V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 5A 277V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 5A AC 300V DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 60A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 60A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 60A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 63A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 70A 277V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 70A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 70A AC 125V DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 75A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 80A 120V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 80A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) 90A 480V AC DC Lever DIN Rail
Circuit Breaker Magnetic (Hydraulic Delay) 90A 480V AC DC Lever Panel Mount
Circuit Breaker Magnetic (Hydraulic Delay) AC DC Lever Panel Mount
Circuit Breaker Thermal 15A 250V AC 50V DC Push to Reset Panel Mount
Circuit Breaker Thermal Magnetic 1.5A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 10A 250V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 10A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 10A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 10A 277V AC 65V DC Lever Panel Mount
Circuit Breaker Thermal Magnetic 10A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 10A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 10A AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 12A 240V AC 50V DC Slide Switch Panel Mount
Circuit Breaker Thermal Magnetic 12A 250V AC 65V DC Lever Panel Mount
Circuit Breaker Thermal Magnetic 12A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 12A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 12A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 12A 480V AC 65V DC Lever Panel Mount
Circuit Breaker Thermal Magnetic 13A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 13A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 13A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 15A 250V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 15A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 15A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 15A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 15A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 15A 480V AC 65V DC Lever Panel Mount
Circuit Breaker Thermal Magnetic 16A 250V AC 28V DC Lever Panel Mount
Circuit Breaker Thermal Magnetic 16A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 16A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 16A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 1A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 1A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 1A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 1A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 200mA 250V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 20A 250V AC 75V DC Lever Through Hole
Circuit Breaker Thermal Magnetic 20A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 20A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 20A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 20A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 20A 480V AC 65V DC Lever Panel Mount
Circuit Breaker Thermal Magnetic 25A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 25A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 25A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 2A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 2A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 2A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 2A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 30A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 30A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 30A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 32A 250V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 32A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 32A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 32A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 35A 120V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 35A 240V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 35A 240V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 35A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 3A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 3A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 3A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 3A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 40A 120V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 40A 240V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 40A 240V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 40A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 40A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 40A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 4A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 4A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 4A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 4A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 50A 120V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 50A 240V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 50A 240V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 50A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 50A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 50A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 5A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 5A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 5A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 5A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 60A 120V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 60A 240V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 60A 240V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 60A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 63A 120V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 63A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 63A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 6A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 6A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 6A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 6A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 7A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 7A 480V AC 125V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 8A 277V AC 60V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 8A 277V AC 65V DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 8A 277V AC DC Lever DIN Rail
Circuit Breaker Thermal Magnetic 8A 480V AC 125V DC Lever DIN Rail
MANUAL STARTER 277VAC
MCB 1077 1P B 63A ACDC
MCB 1077 2P B 35A ACDC
MCB 1077 3P B 50A ACDC
MCB 489 1P B 12A ACDC
MCB 489 2P B 1.2A ACDC
MCB 489 3P B 1.5A ACDC
W52-A121B1-15=CKTBKR ,THERM,ROC
W52-A121B1-5=CKTBKR, THERM,ROCK
W52-A121B1-8=CKTBKR, THERM,ROCK
W52-A122B1-10=CKTBKR ,THERM,ROC
W52-A122B1-15=CKTBKR ,THERM,ROC
W52-A122B1-5=CKTBKR, THERM,ROCK
W52-A122B1-8=CKTBKR, THERM,ROCK
W52-A122B1-9=CKTBKR, THERM,ROC
W52-A151A1-10=CKTBKR ,THERM,ROC
W52-A151A1-15=CKTBKR ,THERM,ROC
W52-A161A1-10=CKTBKR ,THERM,ROCK,
W52-A171A1-15=CKTBKR ,THERM,ROCK,
W52-AB21B2-12=CKTBKR ,THERM,ROCK,
W52-AB22B2-10=CKTBKR ,THERM,ROCK,
W52-AB52A2-10=CKTBKR ,THERM,ROC
W52-B121B1-5=CKTBKR, THERM,ROCK,S
W52-B152A1-15=CKTBKR ,THERM,ROC
W52-B162A1-20=CKTBKR ,THERM,ROC
W52-B162A1-6=CKTBKR, THERM,ROC

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