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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 (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
Circuit Breakers 2-pole, Handle, 20 amp circuit breaker, Push-On 0.250 Tab (Q.C.) terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934 BA2-B0-34-620-121-D Carling Technologies 1: £68.62 44In Stock	Mfr. Part No. BA2-B0-34-620-121-D Mouser Part No 691-BA2B034620121D	Carling Technologies	Circuit Breakers 2-pole, Handle, 20 amp circuit breaker, Push-On 0.250 Tab (Q.C.) terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934 Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	44In Stock	£68.62 £56.83 £53.07 £43.41 £39.98	Min.: 1 Mult.: 1
Circuit Breakers BA1B224425121D BA1-B2-24-425-121-D Carling Technologies 1: £34.53 4In Stock	Mfr. Part No. BA1-B2-24-425-121-D Mouser Part No 691-BA1B224425121D	Carling Technologies	Circuit Breakers BA1B224425121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	4In Stock	£34.53 £28.64 £24.46 £22.84 View £20.89 £20.23 £20.17 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B024615321D BB2-B0-24-615-321-D Carling Technologies 1: £72.83 7In Stock	Mfr. Part No. BB2-B0-24-615-321-D Mouser Part No 691-BB2B024615321D	Carling Technologies	Circuit Breakers BB2B024615321D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	7In Stock	£72.83 £60.92 £52.75 £49.01 View £44.88 Quote	Min.: 1 Mult.: 1
Circuit Breakers 5 A TWO POLE BA2-B0-34-450-121-D Carling Technologies 1: £66.37 23In Stock	Mfr. Part No. BA2-B0-34-450-121-D Mouser Part No 691-BA2B034450121D	Carling Technologies	Circuit Breakers 5 A TWO POLE Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	23In Stock	£66.37 £56.89 £52.83 £44.99 View £42.00 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B034630411D BA1-B0-34-630-411-D Carling Technologies 1: £33.37 10In Stock	Mfr. Part No. BA1-B0-34-630-411-D Mouser Part No 691-BA1B034630411D	Carling Technologies	Circuit Breakers BA1B034630411D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	£33.37 £27.68 £25.54 £21.14 View £19.55 £19.01 £18.97 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B044620111D BA2-B0-44-620-111-D Carling Technologies 1: £65.33 8In Stock	Mfr. Part No. BA2-B0-44-620-111-D Mouser Part No 691-BA2B044620111D	Carling Technologies	Circuit Breakers BA2B044620111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	8In Stock	£65.33 £56.01 £53.17 £49.40 View £45.24 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA3-X0-04-129-221-D Carling Technologies 1: £81.84 10In Stock	Mfr. Part No. BA3-X0-04-129-221-D Mouser Part No 691-BA3X004129221D	Carling Technologies	Circuit Breakers Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	£81.84 £70.19 £66.51 £47.56	Min.: 1 Mult.: 1
Circuit Breakers BB2B022650521C BB2-B0-22-650-521-C Carling Technologies 1: £72.83 1In Stock	Mfr. Part No. BB2-B0-22-650-521-C Mouser Part No 691-BB2B022650521C	Carling Technologies	Circuit Breakers BB2B022650521C Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	£72.83 £55.56 £52.75 £49.01 View £44.88 Quote	Min.: 1 Mult.: 1
Disconnect Switches BDB10RA BDB10-RA Carling Technologies 1: £44.01 276In Stock	Mfr. Part No. BDB10-RA Mouser Part No 691-BDB10-RA	Carling Technologies	Disconnect Switches BDB10RA Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	276In Stock	£44.01 £38.65 £38.06 £34.80 View £31.51 £29.69 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1A003630117C BA1-A0-03-630-117-C Carling Technologies 1: £27.78 1In Stock	Mfr. Part No. BA1-A0-03-630-117-C Mouser Part No 691-BA1A003630117C	Carling Technologies	Circuit Breakers BA1A003630117C Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	£27.78 £23.05 £19.61 £18.06 View £16.44 £15.91 £15.44 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B034625212D BA2-B0-34-625-212-D Carling Technologies 1: £72.83 6In Stock	Mfr. Part No. BA2-B0-34-625-212-D Mouser Part No 691-BA2B034625212D	Carling Technologies	Circuit Breakers BA2B034625212D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	6In Stock	£72.83 £60.92 £52.75 £49.01 View £44.88 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B034615131D BB2-B0-34-615-131-D Carling Technologies 1: £69.20 10In Stock	Mfr. Part No. BB2-B0-34-615-131-D Mouser Part No 691-BB2B034615131D	Carling Technologies	Circuit Breakers BB2B034615131D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	£69.20 £57.41 £53.99 £45.93 View £42.07 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B036610111D BB2-B0-36-610-111-D Carling Technologies 1: £69.20 1In Stock	Mfr. Part No. BB2-B0-36-610-111-D Mouser Part No 691-BB2B3661111D	Carling Technologies	Circuit Breakers BB2B036610111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	£69.20 £52.21 £49.43 £45.93 View £42.07 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B026620121D BA1-B0-26-620-121-D Carling Technologies 1: £29.29 8In Stock	Mfr. Part No. BA1-B0-26-620-121-D Mouser Part No 691-BA1B026620121D	Carling Technologies	Circuit Breakers BA1B026620121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	8In Stock	£29.29 £24.30 £22.37 £21.12 View £20.38 £19.81 £19.34 Quote	Min.: 1 Mult.: 1
Circuit Breakers 10 A ONE POLE BA1-B0-34-610-121-D Carling Technologies 1: £29.30 5In Stock 20Expected 26/10/2026	Mfr. Part No. BA1-B0-34-610-121-D Mouser Part No 691-BA1B034610121D	Carling Technologies	Circuit Breakers 10 A ONE POLE Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	5In Stock 20Expected 26/10/2026	£29.30 £24.30 £22.37	Min.: 1 Mult.: 1
Circuit Breakers BA2B024615121D BA2-B0-24-615-121-D Carling Technologies 1: £69.20 10In Stock	Mfr. Part No. BA2-B0-24-615-121-D Mouser Part No 691-BA2B024615121D	Carling Technologies	Circuit Breakers BA2B024615121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10In Stock	£69.20 £57.41 £53.99 £45.93 View £42.07 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B024620211D BA2-B0-24-620-211-D Carling Technologies 1: £72.83 7In Stock	Mfr. Part No. BA2-B0-24-620-211-D Mouser Part No 691-BA2B024620211D	Carling Technologies	Circuit Breakers BA2B024620211D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	7In Stock	£72.83 £60.92 £52.75 £49.01 View £44.88 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B02661612AD BA2-B0-26-616-12A-D Carling Technologies 1: £69.20 1In Stock	Mfr. Part No. BA2-B0-26-616-12A-D Mouser Part No 691-BA2B02661612AD	Carling Technologies	Circuit Breakers BA2B02661612AD Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	£69.20 £57.41 £49.43 £45.93 View £42.07 Quote	Min.: 1 Mult.: 1
Circuit Breakers BB2B022625111D BB2-B0-22-625-111-D Carling Technologies 1: £69.20 9In Stock	Mfr. Part No. BB2-B0-22-625-111-D Mouser Part No 691-BB2B022625111D	Carling Technologies	Circuit Breakers BB2B022625111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9In Stock	£69.20 £57.41 £48.08 £43.86 View £39.99 £39.88 Quote	Min.: 1 Mult.: 1
Circuit Breakers Circuit Breaker 2 pole, 50/60Hz, 30A BB2-B0-24-630-221-D Carling Technologies 1: £72.83 11In Stock	Mfr. Part No. BB2-B0-24-630-221-D Mouser Part No 691-BB2B024630221D	Carling Technologies	Circuit Breakers Circuit Breaker 2 pole, 50/60Hz, 30A Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	11In Stock	£72.83 £60.93 £57.72 £46.90 View £42.77 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B014610C22D BA1-B0-14-610-C22-D Carling Technologies 1: £29.29 5In Stock	Mfr. Part No. BA1-B0-14-610-C22-D Mouser Part No 691-BA1B014610C22D	Carling Technologies	Circuit Breakers BA1B014610C22D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	5In Stock	£29.29 £24.30 £20.84 £19.21 View £17.58 £17.02 £16.53 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA1B224615111C BA1-B2-24-615-111-C Carling Technologies 1: £34.53 3In Stock	Mfr. Part No. BA1-B2-24-615-111-C Mouser Part No 691-BA1B224615111C	Carling Technologies	Circuit Breakers BA1B224615111C Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	3In Stock	£34.53 £28.64 £24.46 £22.84 View £20.89 £20.23 £20.17 Quote	Min.: 1 Mult.: 1
Circuit Breakers 2pole No Act 30A QC 50/60Hz 6-32 thrd BA2-B0-44-630-111-C Carling Technologies 1: £73.43 2In Stock	Mfr. Part No. BA2-B0-44-630-111-C Mouser Part No 691-BA2B044630111C	Carling Technologies	Circuit Breakers 2pole No Act 30A QC 50/60Hz 6-32 thrd Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	2In Stock	£73.43 £56.01 £53.17 £49.40 View £45.24 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA2B046610111D BA2-B0-46-610-111-D Carling Technologies 1: £73.43 1In Stock	Mfr. Part No. BA2-B0-46-610-111-D Mouser Part No 691-BA2B046610111D	Carling Technologies	Circuit Breakers BA2B046610111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	1In Stock	£73.43 £56.01 £53.17 £49.40 View £45.24 Quote	Min.: 1 Mult.: 1
Circuit Breakers BA4B02661612AD BA4-B0-26-616-12A-D Carling Technologies 1: £155.23 4In Stock	Mfr. Part No. BA4-B0-26-616-12A-D Mouser Part No 691-BA4B02661612AD	Carling Technologies	Circuit Breakers BA4B02661612AD Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	4In Stock	£155.23 £112.27 £108.92 £100.78 View £98.09 Quote	Min.: 1 Mult.: 1

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B-Series Circuit Breakers

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