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B-Series Circuit Breakers

Carling Technologies B-Series Circuit Breakers are hydraulic/magnetic circuit breakers designed for use in world market applications where temperature stability and compact size are required. The series offers precision operation even in extreme temperatures. Carling B-Series Circuit Breakers are available with up to 50A and up to 277V_AC or 80V_DC, with a choice of time delays, terminals, and actuators.

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (PEN) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers BA1B224425121D BA1-B2-24-425-121-D Carling Technologies 1: S/179.02 4In Stock	Mfr. Part # BA1-B2-24-425-121-D Mouser Part # 691-BA1B224425121D	Carling Technologies	Circuit Breakers BA1B224425121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	4In Stock	S/179.02 S/148.50 S/126.82 S/118.41 View S/108.33 S/104.86 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B024615321D BB2-B0-24-615-321-D Carling Technologies 1: S/377.57 7In Stock	Mfr. Part # BB2-B0-24-615-321-D Mouser Part # 691-BB2B024615321D	Carling Technologies	Circuit Breakers BB2B024615321D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	7In Stock	S/377.57 S/315.84 S/273.45 S/254.10 View S/232.69 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B024620221D BA1-B0-24-620-221-D Carling Technologies 1: S/165.28 7In Stock	Mfr. Part # BA1-B0-24-620-221-D Mouser Part # 691-BA1B024620221D	Carling Technologies	Circuit Breakers BA1B024620221D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	7In Stock	S/165.28 S/137.05 S/116.39 S/108.09 View S/98.91 S/95.76 S/92.95 Quote	Min.: 1 Mult.: 1
Circuit Breakers 5 A TWO POLE BA2-B0-34-450-121-D Carling Technologies 1: S/358.42 25In Stock	Mfr. Part # BA2-B0-34-450-121-D Mouser Part # 691-BA2B034450121D	Carling Technologies	Circuit Breakers 5 A TWO POLE Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	25In Stock	S/358.42 S/295.87 S/274.58 S/243.44 View S/232.81 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B024615121D BA1-B0-24-615-121-D Carling Technologies 1: S/151.85 8In Stock	Mfr. Part # BA1-B0-24-615-121-D Mouser Part # 691-BA1B024615121D	Carling Technologies	Circuit Breakers BA1B024615121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	8In Stock	S/151.85 S/125.96 S/108.02 S/99.61 View S/91.16 S/88.28 S/85.67 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B024620111D BA1-B0-24-620-111-D Carling Technologies 1: S/151.85 2In Stock	Mfr. Part # BA1-B0-24-620-111-D Mouser Part # 691-BA1B024620111D	Carling Technologies	Circuit Breakers BA1B024620111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	2In Stock	S/151.85 S/125.96 S/108.02 S/99.61 View S/91.16 S/88.28 S/85.67 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B052610411D BA1-B0-52-610-411-D Carling Technologies 1: S/177.85 2In Stock	Mfr. Part # BA1-B0-52-610-411-D Mouser Part # 691-BA1B052610411D	Carling Technologies	Circuit Breakers BA1B052610411D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	2In Stock	S/177.85 S/147.53 S/126.00 S/117.67 View S/107.63 S/104.20 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B22445032AKG BA1-B2-24-450-32A-KG Carling Technologies 1: S/226.23 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	S/226.23 S/191.74 S/170.65 S/158.04 View S/153.83 S/149.86	Min.: 1 Mult.: 1
Circuit Breakers BA2B024615122D BA2-B0-24-615-122-D Carling Technologies 1: S/358.81 5In Stock	Mfr. Part # BA2-B0-24-615-122-D Mouser Part # 691-BA2B024615122D	Carling Technologies	Circuit Breakers BA2B024615122D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	5In Stock	S/358.81 S/297.66 S/256.28 S/238.14 View S/218.14 Quote	Min.: 1 Mult.: 1
Circuit Breakers CIRCUIT BREAKER BA2-B0-34-615-111-D Carling Technologies 1: S/358.81 9In Stock	Mfr. Part # BA2-B0-34-615-111-D Mouser Part # 691-BA2B034615111D	Carling Technologies	Circuit Breakers CIRCUIT BREAKER Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9In Stock	S/358.81 S/297.66 S/272.09 S/271.15	Min.: 1 Mult.: 1
Circuit Breakers BA2B034640521E BA2-B0-34-640-521-E Carling Technologies 1: S/377.57 1In Stock	Mfr. Part # BA2-B0-34-640-521-E Mouser Part # 691-BA2B034640521E	Carling Technologies	Circuit Breakers BA2B034640521E Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	S/377.57 S/288.05 S/273.45 S/254.10 View S/232.69 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B026630221D BB2-B0-26-630-221-D Carling Technologies 1: S/377.57 9In Stock	Mfr. Part # BB2-B0-26-630-221-D Mouser Part # 691-BB2B026630221D	Carling Technologies	Circuit Breakers BB2B026630221D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9In Stock	S/377.57 S/315.84 S/273.45 S/254.10 View S/232.69 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B034630411D BA1-B0-34-630-411-D Carling Technologies 1: S/172.98 10In Stock	Mfr. Part # BA1-B0-34-630-411-D Mouser Part # 691-BA1B034630411D	Carling Technologies	Circuit Breakers BA1B034630411D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	S/172.98 S/143.52 S/132.38 S/109.57 View S/101.32 S/98.60 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B044620111D BA2-B0-44-620-111-D Carling Technologies 1: S/338.69 9In Stock	Mfr. Part # BA2-B0-44-620-111-D Mouser Part # 691-BA2B044620111D	Carling Technologies	Circuit Breakers BA2B044620111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9In Stock	S/338.69 S/290.42 S/275.63 S/256.13 View S/234.56 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA3-X0-04-129-221-D Carling Technologies 1: S/424.32 10In Stock	Mfr. Part # BA3-X0-04-129-221-D Mouser Part # 691-BA3X004129221D	Carling Technologies	Circuit Breakers Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	S/424.32 S/363.91 S/344.80 S/231.33	Min.: 1 Mult.: 1
Circuit Breakers BB2B022650521C BB2-B0-22-650-521-C Carling Technologies 1: S/377.57 1In Stock	Mfr. Part # BB2-B0-22-650-521-C Mouser Part # 691-BB2B022650521C	Carling Technologies	Circuit Breakers BB2B022650521C Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	S/377.57 S/288.05 S/273.45 S/254.10 View S/232.69 Quote	Min.: 1 Mult.: 1
Disconnect Switches BDB10RA BDB10-RA Carling Technologies 1: S/228.18 26In Stock 250Expected 10/30/2026	Mfr. Part # BDB10-RA Mouser Part # 691-BDB10-RA	Carling Technologies	Disconnect Switches BDB10RA Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	26In Stock 250Expected 10/30/2026	S/228.18 S/200.39 S/197.35 S/180.42 View S/163.37 S/153.95 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA3B046620111D BA3-B0-46-620-111-D Carling Technologies 1: S/618.25 5In Stock	Mfr. Part # BA3-B0-46-620-111-D Mouser Part # 691-BA3B046620111D	Carling Technologies	Circuit Breakers BA3B046620111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	5In Stock	S/618.25 S/512.68 S/437.24 S/404.82 View S/394.12 Quote	Min.: 1 Mult.: 1
Circuit Breakers BF1B02462053AKG BF1-B0-24-620-53A-KG Carling Technologies 1: S/222.69 23In Stock	Mfr. Part # BF1-B0-24-620-53A-KG Mouser Part # 691-BF1B02462053AKG	Carling Technologies	Circuit Breakers BF1B02462053AKG Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	23In Stock	S/222.69 S/134.91 S/124.05 S/119.85 View Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1A003630117C BA1-A0-03-630-117-C Carling Technologies 1: S/144.02 1In Stock	Mfr. Part # BA1-A0-03-630-117-C Mouser Part # 691-BA1A003630117C	Carling Technologies	Circuit Breakers BA1A003630117C Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	S/144.02 S/119.50 S/101.67 S/93.65 View S/85.21 S/82.52 S/80.07 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B034625212D BA2-B0-34-625-212-D Carling Technologies 1: S/377.57 6In Stock	Mfr. Part # BA2-B0-34-625-212-D Mouser Part # 691-BA2B034625212D	Carling Technologies	Circuit Breakers BA2B034625212D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	6In Stock	S/377.57 S/315.84 S/273.45 S/254.10 View S/232.69 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B034615131D BB2-B0-34-615-131-D Carling Technologies 1: S/358.81 10In Stock	Mfr. Part # BB2-B0-34-615-131-D Mouser Part # 691-BB2B034615131D	Carling Technologies	Circuit Breakers BB2B034615131D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	S/358.81 S/297.66 S/279.91 S/238.14 View S/218.14 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B036610111D BB2-B0-36-610-111-D Carling Technologies 1: S/358.81 1In Stock	Mfr. Part # BB2-B0-36-610-111-D Mouser Part # 691-BB2B3661111D	Carling Technologies	Circuit Breakers BB2B036610111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	S/358.81 S/270.65 S/256.28 S/238.14 View S/218.14 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B026620121D BA1-B0-26-620-121-D Carling Technologies 1: S/151.85 8In Stock	Mfr. Part # BA1-B0-26-620-121-D Mouser Part # 691-BA1B026620121D	Carling Technologies	Circuit Breakers BA1B026620121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	8In Stock	S/151.85 S/125.96 S/115.96 S/109.50 View S/105.68 S/102.68 Quote	Min.: 1 Mult.: 1
Circuit Breakers 10 A ONE POLE BA1-B0-34-610-121-D Carling Technologies 1: S/151.89 5In Stock 20Expected 10/20/2026	Mfr. Part # BA1-B0-34-610-121-D Mouser Part # 691-BA1B034610121D	Carling Technologies	Circuit Breakers 10 A ONE POLE Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	5In Stock 20Expected 10/20/2026	S/151.89 S/126.00 S/114.40 S/113.82 View S/106.42 S/106.03 Quote	Min.: 1 Mult.: 1

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B-Series Circuit Breakers

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