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4503 Circuit Breakers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Product	Type	Current Rating	Voltage Rating AC	Voltage Rating DC	Number of Poles	Actuator	Minimum Operating Temperature	Maximum Operating Temperature	Illuminated
Circuit Breakers CIRCUIT BREAKER HYMAG BA1-B3-24-450-3DA-KG Carling Technologies 1: ¥9,653.7 7In Stock	Mfr. Part # BA1-B3-24-450-3DA-KG Mouser Part # 691-BA1B3244503DAKG	Carling Technologies	Circuit Breakers CIRCUIT BREAKER HYMAG	Datasheet	7In Stock	¥9,653.7 ¥8,009.3 ¥7,281.8 ¥6,948 View ¥6,879.9 ¥6,811.8	Min.: 1 Mult.: 1		Circuit Breakers	Hydraulic Magnetic	5 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER AA1-B0-34-450-3D1-C Carling Technologies 1: ¥6,389.9 4In Stock	Mfr. Part # AA1-B0-34-450-3D1-C Mouser Part # 691-AA1B0344503D1C	Carling Technologies	Circuit Breakers CIRCUIT BREAKER Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	4In Stock	¥6,389.9 ¥5,363.4 ¥4,808.6 ¥4,601 View ¥4,439.9 Quote	Min.: 1 Mult.: 1	A	Hydraulic Magnetic Circuit Breakers		5 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Screw 8-32 Bus Type terminals, UL 1077 Recognized CSA Accepted AA1-B0-34-450-3B1-C Carling Technologies 1: ¥6,263.6 1In Stock 10Expected 2/1/2027	Mfr. Part # AA1-B0-34-450-3B1-C Mouser Part # 691-AA1B0344503B1C	Carling Technologies	Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Screw 8-32 Bus Type terminals, UL 1077 Recognized CSA Accepted Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	1In Stock 10Expected 2/1/2027	¥6,263.6 ¥5,753.7 ¥5,306.9 ¥3,933.2	Min.: 1 Mult.: 1	A	Hydraulic Magnetic Circuit Breakers		5 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers AD1B0344503B1C AD1-B0-34-450-3B1-C Carling Technologies 1: ¥7,818.3 9In Stock	Mfr. Part # AD1-B0-34-450-3B1-C Mouser Part # 691-AD1B0344503B1C	Carling Technologies	Circuit Breakers AD1B0344503B1C	Datasheet	9In Stock	¥7,818.3 ¥6,486.2 ¥5,361.7 ¥5,200.6 View ¥4,707.3 ¥4,620.9 Quote	Min.: 1 Mult.: 1	A UL1077	Hydraulic Magnetic Circuit Breakers		5 A	277 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MD1B344503A15BC MD1-B-34-450-3-A15-B-C Carling Technologies 1: ¥7,713.7 2In Stock	Mfr. Part # MD1-B-34-450-3-A15-B-C Mouser Part # 691-MD1B344503A15BC	Carling Technologies	Circuit Breakers MD1B344503A15BC Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	2In Stock	¥7,713.7 ¥6,399.8 ¥5,855 ¥5,532.8 View ¥5,150.8 ¥5,029.5 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CA1B014450321MG CA1-B0-14-450-321-MG Carling Technologies 1: ¥9,534.1 9In Stock	Mfr. Part # CA1-B0-14-450-321-MG Mouser Part # 691-CA1B014450321MG	Carling Technologies	Circuit Breakers CA1B014450321MG Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	9In Stock	¥9,534.1 ¥7,908 ¥7,295.1 ¥6,275.3 View ¥5,883.3 ¥5,491.3	Min.: 1 Mult.: 1	C	Circuit Breakers	Supplementary Protector	5 A	240 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Mag Circuit Breaker MA2-B-34-450-3-A12-B-C Carling Technologies 1: ¥13,500.6 2In Stock	Mfr. Part # MA2-B-34-450-3-A12-B-C Mouser Part # 691-MA2B344503A12BC	Carling Technologies	Circuit Breakers Mag Circuit Breaker Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	2In Stock	¥13,500.6 ¥11,198.5 ¥10,251.7 ¥10,238.4 View ¥9,997.6 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	2 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers AM1B012450301I AM1-B0-12-450-301-I Carling Technologies 1: ¥10,585.6 5In Stock	Mfr. Part # AM1-B0-12-450-301-I Mouser Part # 691-AM1B012450301I	Carling Technologies	Circuit Breakers AM1B012450301I Learn More about Carling Technologies carling A circuitbreakers	Datasheet	5In Stock	¥10,585.6 ¥8,781.7 ¥8,100.7 ¥6,705.5 View ¥6,238.7 ¥5,793.6	Min.: 1 Mult.: 1	AM	Hydraulic Magnetic Circuit Breakers		5 A	277 VAC	80 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MM1B3445033CBBC MM1-B-34-450-3-3CB-B-C Carling Technologies 1: ¥6,889.8 1In Stock	Mfr. Part # MM1-B-34-450-3-3CB-B-C Mouser Part # 691-MM1B3445033CBBC	Carling Technologies	Circuit Breakers MM1B3445033CBBC Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	1In Stock	¥6,889.8 ¥5,713.8 ¥4,956.4 ¥4,644.2 View ¥4,248.8 ¥4,142.5 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CG1B01445031ABG CG1-B0-14-450-31A-BG Carling Technologies 1: ¥9,637.1 1In Stock	Mfr. Part # CG1-B0-14-450-31A-BG Mouser Part # 691-CG1B01445031ABG	Carling Technologies	Circuit Breakers CG1B01445031ABG Learn More about Carling Technologies carlingCcircuitbreakers	Datasheet	1In Stock	¥9,637.1 ¥7,994.4 ¥7,270.2 ¥6,755.3 View ¥6,536 ¥6,315.1 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B22445032AKG BA1-B2-24-450-32A-KG Carling Technologies 1: ¥9,653.7 1In Stock	Mfr. Part # BA1-B2-24-450-32A-KG Mouser Part # 691-BA1B22445032AKG	Carling Technologies	Circuit Breakers BA1B22445032AKG Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	¥9,653.7 ¥8,182.1 ¥7,281.8 ¥6,743.7 View ¥6,564.3 ¥6,394.9	Min.: 1 Mult.: 1
Circuit Breakers AA2B0344503D2C AA2-B0-34-450-3D2-C Carling Technologies 1: ¥14,985.5 10In Stock	Mfr. Part # AA2-B0-34-450-3D2-C Mouser Part # 691-AA2B0344503D2C	Carling Technologies	Circuit Breakers AA2B0344503D2C Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	10In Stock	¥14,985.5 ¥12,430.9 ¥11,690.1 ¥10,811.4 View ¥10,407.8 Quote	Min.: 1 Mult.: 1	A	Hydraulic Magnetic Circuit Breakers		5 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 1P+N 240V 3A 7.5K D-TRIP 5SY45038 Siemens 1: ¥19,322.4 Non-Stocked Lead-Time 6 Weeks	Mfr. Part # 5SY45038 Mouser Part # 982-5SY45038	Siemens	Circuit Breakers SUP PTOR 5SY4 1P+N 240V 3A 7.5K D-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	Non-Stocked Lead-Time 6 Weeks	¥19,322.4 ¥17,749.4 ¥17,002 ¥15,754.6 View ¥15,327.7 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	3 A	230 VAC	60 VDC	2 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 1P+N 240V 3A 7.5K C-TRIP 5SY45037 Siemens 1: ¥19,322.4 Non-Stocked Lead-Time 4 Weeks	Mfr. Part # 5SY45037 Mouser Part # 982-5SY45037	Siemens	Circuit Breakers SUP PTOR 5SY4 1P+N 240V 3A 7.5K C-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	Non-Stocked Lead-Time 4 Weeks	¥19,322.4 ¥17,749.4 ¥17,002 ¥15,754.6 View ¥15,327.7 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	3 A	230 VAC	60 VDC	2 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers SUP PTOR 5SY4 1P+N 240V 3A 7.5K A-TRIP 5SY45035 Siemens 1: ¥19,322.4 Non-Stocked Lead-Time 6 Weeks	Mfr. Part # 5SY45035 Mouser Part # 982-5SY45035	Siemens	Circuit Breakers SUP PTOR 5SY4 1P+N 240V 3A 7.5K A-TRIP Learn More about Siemens 5sy4 mini circuit breakers	Datasheet	Non-Stocked Lead-Time 6 Weeks	¥19,322.4 ¥17,749.4 ¥17,002 ¥15,754.6 View ¥15,327.7 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	3 A	230 VAC	60 VDC	2 Pole	Lever	- 40 C	+ 70 C	Non-Illuminated
Circuit Breakers CA2B0144503B1MG CA2-B0-14-450-3B1-MG Carling Technologies 1: ¥19,521.7 7In Stock	Mfr. Part # CA2-B0-14-450-3B1-MG Mouser Part # 691-CA2B0144503B1MG	Carling Technologies	Circuit Breakers CA2B0144503B1MG Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	7In Stock	¥19,521.7 ¥16,188.1 ¥13,778 ¥12,786.4 View ¥12,424.3 Quote	Min.: 1 Mult.: 1	C
Circuit Breakers Cir Brkr Hyd Mag IUG2-1REC4-24503-1 AIRPAX 1: ¥16,646.5 Non-Stocked Lead-Time 13 Weeks	Mfr. Part # IUG2-1REC4-24503-1 Mouser Part # 874-IUG21REC4245031	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata iug breaker	Datasheet	Non-Stocked Lead-Time 13 Weeks	¥16,646.5 ¥14,543.7 ¥10,103.9 ¥8,884.7 View ¥7,349.9 ¥6,735.4 Quote	Min.: 1 Mult.: 1	IUG	Circuit Breakers						Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER, LHL36000M1587 X13450330010 Square D 1: ¥934,810.8 Non-Stocked New At Mouser	Mfr. Part # X13450330010 Mouser Part # 996-X13450330010 New At Mouser	Square D	Circuit Breakers CIRCUIT BREAKER, LHL36000M1587		Non-Stocked	¥934,810.8	Min.: 1 Mult.: 1
Circuit Breakers CIRCUIT BREAKER, LHP36000M1586 X13450330050 Square D 1: ¥862,889.5 Non-Stocked New At Mouser	Mfr. Part # X13450330050 Mouser Part # 996-X13450330050 New At Mouser	Square D	Circuit Breakers CIRCUIT BREAKER, LHP36000M1586		Non-Stocked	¥862,889.5	Min.: 1 Mult.: 1
Circuit Breakers MA1T144503A162C MA1T144503A162C Carling Technologies 1: ¥7,823.3 Non-Stocked	Mfr. Part # MA1T144503A162C Mouser Part # 691-MA1T144503A162C	Carling Technologies	Circuit Breakers MA1T144503A162C Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	Non-Stocked	¥7,823.3 ¥6,489.5 ¥5,987.9 ¥4,848.5 View ¥4,805.3 ¥4,629.2 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers ME1T344503A16BC ME1T344503A16BC Carling Technologies 1: ¥6,888.2 Non-Stocked	Mfr. Part # ME1T344503A16BC Mouser Part # 691-ME1T344503A16BC	Carling Technologies	Circuit Breakers ME1T344503A16BC Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	Non-Stocked	¥6,888.2 ¥6,778.5 ¥6,491.2 ¥5,976.3 View ¥5,793.6 ¥5,612.5 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS2B2245031CBA0CC MS2-B-22-450-3-1CB-A-0CC Carling Technologies 1: ¥30,814.9 9Expected 11/6/2026	Mfr. Part # MS2-B-22-450-3-1CB-A-0CC Mouser Part # 691-MS2B224531CBACC	Carling Technologies	Circuit Breakers MS2B2245031CBA0CC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	9Expected 11/6/2026	¥30,814.9 ¥25,069.5 ¥24,317 ¥22,498.2 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers		5 A	120 VAC, 240 VAC		2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER AG1-B2-12-450-313-AT Carling Technologies 1: ¥8,388.1 Non-Stocked Lead-Time 35 Weeks	Mfr. Part # AG1-B2-12-450-313-AT Mouser Part # 691-AG1B212450313AT	Carling Technologies	Circuit Breakers CIRCUIT BREAKER Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	Non-Stocked Lead-Time 35 Weeks	¥8,388.1 ¥7,444.6 ¥7,207.1	Min.: 1 Mult.: 1	A	Hydraulic Magnetic Circuit Breakers		5 A	277 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MT1S144503B24BJ MT1-S-14-450-3-B24-B-J Carling Technologies 1: ¥13,279.7 7Expected 11/12/2026	Mfr. Part # MT1-S-14-450-3-B24-B-J Mouser Part # 691-MT1S144503B24BJ	Carling Technologies	Circuit Breakers MT1S144503B24BJ Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	7Expected 11/12/2026	¥13,279.7 ¥10,919.4 ¥10,037.4	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Push-Pull	- 40 C	+ 85 C	Illuminated
Circuit Breakers CIRCUIT BREAKER CC1-B0-12-450-34B-MG Carling Technologies 1: ¥9,286.7 Non-Stocked Lead-Time 11 Weeks	Mfr. Part # CC1-B0-12-450-34B-MG Mouser Part # 691-CC1B01245034BMG	Carling Technologies	Circuit Breakers CIRCUIT BREAKER	Datasheet	Non-Stocked Lead-Time 11 Weeks	¥9,286.7 ¥7,916.3 ¥7,504.4 ¥7,354.9 ¥6,413.1	Min.: 1 Mult.: 1		Circuit Breakers	Supplementary Protector	5 A	240 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated

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4503 Circuit Breakers

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