Circuit Breakers – Mouser South Africa

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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 (USD) 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 1-pole, Handle, 15 amp circuit breaker, Push-On 0.250 Tab (Q.C.) terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934 BA1-B0-34-615-121-D Carling Technologies 1: $38.94 158On Order	Mfr. Part No. BA1-B0-34-615-121-D Mouser Part No 691-BA1B034615121D	Carling Technologies	Circuit Breakers 1-pole, Handle, 15 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	158On Order On Order Ship Dates Mfr. No: BA1-B0-34-615-121-D Stock: 0 On Order: 38 Expected 2026/10/09 120 Expected 2026/11/03 Factory Lead Time: 35 Weeks	$38.94 $32.31 $29.09 $24.68 View $22.74 $20.39 $20.12	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	15 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1-pole, Handle, 5 amp circuit breaker, Push-On 0.250 Tab (Q.C.) terminals, UL 1077 Recognized CSA Accepted VDE Certified to IEC/EN 60934 BA1-B0-34-450-121-D Carling Technologies 1: $39.03 30Expected 2026/11/24	Mfr. Part No. BA1-B0-34-450-121-D Mouser Part No 691-BA1B034450121D	Carling Technologies	Circuit Breakers 1-pole, Handle, 5 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	30Expected 2026/11/24	$39.03 $32.38 $28.85 $26.70 View $25.20 $24.31 $23.63 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	5 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B034615111D BA1-B0-34-615-111-D Carling Technologies 1: $32.74 9Expected 2026/10/13	Mfr. Part No. BA1-B0-34-615-111-D Mouser Part No 691-BA1B034615111D	Carling Technologies	Circuit Breakers BA1B034615111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9Expected 2026/10/13	$32.74 $29.04 $26.19 $23.31 View $21.47 $20.68 $20.12	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	15 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B046615121D BA1-B0-46-615-121-D Carling Technologies 1: $42.90 10Expected 2026/11/24	Mfr. Part No. BA1-B0-46-615-121-D Mouser Part No 691-BA1B046615121D	Carling Technologies	Circuit Breakers BA1B046615121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10Expected 2026/11/24	$42.90 $35.59 $30.21 $28.05 View $25.68 $24.85 $24.12 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	15 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B052450411D BA1-B0-52-450-411-D Carling Technologies 1: $45.69 9Expected 2026/10/07	Mfr. Part No. BA1-B0-52-450-411-D Mouser Part No 691-BA1B052450411D	Carling Technologies	Circuit Breakers BA1B052450411D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9Expected 2026/10/07	$45.69 $37.90 $31.27 $30.24 View $27.66 $26.77 $26.69 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	5 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B052615411D BA1-B0-52-615-411-D Carling Technologies 1: $45.69 3Expected 2026/12/07	Mfr. Part No. BA1-B0-52-615-411-D Mouser Part No 691-BA1B052615411D	Carling Technologies	Circuit Breakers BA1B052615411D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	3Expected 2026/12/07	$45.69 $37.90 $32.11 $29.99 View $27.49 $26.62 $26.55 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	15 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA2B024615111D BA2-B0-24-615-111-D Carling Technologies 1: $81.54 7Expected 2026/10/14	Mfr. Part No. BA2-B0-24-615-111-D Mouser Part No 691-BA2B024615111D	Carling Technologies	Circuit Breakers BA2B024615111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	7Expected 2026/10/14	$81.54 $69.55 $64.05 $58.43 View $53.28 $53.13 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector	15 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA2B024630122C BA2-B0-24-630-122-C Carling Technologies 1: $81.54 9Expected 2026/10/26	Mfr. Part No. BA2-B0-24-630-122-C Mouser Part No 691-BA2B024630122C	Carling Technologies	Circuit Breakers BA2B024630122C Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9Expected 2026/10/26	$81.54 $69.55 $65.85 $61.19 View $56.04 Quote	Min.: 1 Mult.: 1											Non-Illuminated
Circuit Breakers BA2B026613121D BA2-B0-26-613-121-D Carling Technologies 1: $81.54 7Expected 2026/09/30	Mfr. Part No. BA2-B0-26-613-121-D Mouser Part No 691-BA2B026613121D	Carling Technologies	Circuit Breakers BA2B026613121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	7Expected 2026/09/30	$81.54 $69.55 $65.85 $61.19 View $56.04 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	13 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA2B034450421D BA2-B0-34-450-421-D Carling Technologies 1: $86.32 9Expected 2026/12/28	Mfr. Part No. BA2-B0-34-450-421-D Mouser Part No 691-BA2B034450421D	Carling Technologies	Circuit Breakers BA2B034450421D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9Expected 2026/12/28	$86.32 $74.01 $70.27 $65.29 View $59.79 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	5 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER BA2-B0-34-620-111-D Carling Technologies 1: $76.28 9Expected 2026/12/09	Mfr. Part No. BA2-B0-34-620-111-D Mouser Part No 691-BA2B034620111D	Carling Technologies	Circuit Breakers CIRCUIT BREAKER Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9Expected 2026/12/09	$76.28 $69.91 $60.92	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	20 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers HYDR/ MAGN CIRCUIT BREAKER BB2-B0-26-620-121-D Carling Technologies 1: $100.65 10Expected 2026/11/24	Mfr. Part No. BB2-B0-26-620-121-D Mouser Part No 691-BB2B026620121D	Carling Technologies	Circuit Breakers HYDR/ MAGN CIRCUIT BREAKER Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	10Expected 2026/11/24	$100.65 $79.08 $69.91 $66.55 View $64.72 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector	20 A	277 VAC	80 VDC	2 Pole	Handle
Circuit Breakers BB2B034410121D BB2-B0-34-410-121-D Carling Technologies 1: $81.54 9Expected 2026/10/15	Mfr. Part No. BB2-B0-34-410-121-D Mouser Part No 691-BB2B034410121D	Carling Technologies	Circuit Breakers BB2B034410121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	9Expected 2026/10/15	$81.54 $69.55 $65.85 $61.19 View $56.04 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers CIRCUIT BREAKER HYMAG BB2-B0-46-610-121-D Carling Technologies 1: $103.27 2Stock Available	Mfr. Part No. BB2-B0-46-610-121-D Mouser Part No 691-BB2B046610121D	Carling Technologies	Circuit Breakers CIRCUIT BREAKER HYMAG Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	2Stock Available More Info Available	$103.27 $101.26 $74.85 $72.95 View Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	10 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B022225111D BA1-B0-22-225-111-D Carling Technologies 1: $44.69 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. BA1-B0-22-225-111-D Mouser Part No 691-BA1B022225111D	Carling Technologies	Circuit Breakers BA1B022225111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 6 Weeks	$44.69 $37.08 $31.68 $29.60 View $27.07 $26.21 $26.13 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers BA1B046610121D BA1-B0-46-610-121-D Carling Technologies 1: $42.90 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. BA1-B0-46-610-121-D Mouser Part No 691-BA1B046610121D	Carling Technologies	Circuit Breakers BA1B046610121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$42.90 $35.59 $30.21 $28.05 View $25.68 $24.85 $24.12 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers BA3B246425211D BA3-B2-46-425-211-D Carling Technologies 1: $164.13 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. BA3-B2-46-425-211-D Mouser Part No 691-BA3B246425211D	Carling Technologies	Circuit Breakers BA3B246425211D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$164.13 $144.81 $130.52 $121.92 $120.72	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers BA3B246615211D BA3-B2-46-615-211-D Carling Technologies 10: $123.21 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. BA3-B2-46-615-211-D Mouser Part No 691-BA3B246615211D	Carling Technologies	Circuit Breakers BA3B246615211D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$123.21 $114.06 $111.02 View Quote	Min.: 10 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	15 A	277 VAC	80 VDC	3 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BB2B026615221D BB2-B0-26-615-221-D Carling Technologies 1: $100.75 Non-Stocked Lead-Time 6 Weeks	Mfr. Part No. BB2-B0-26-615-221-D Mouser Part No 691-BB2B026615221D	Carling Technologies	Circuit Breakers BB2B026615221D	Datasheet	Non-Stocked Lead-Time 6 Weeks	$100.75 $83.49 $65.14	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers BB2B044610121D BB2-B0-44-610-121-D Carling Technologies 1: $107.12 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. BB2-B0-44-610-121-D Mouser Part No 691-BB2B044610121D	Carling Technologies	Circuit Breakers BB2B044610121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$107.12 $85.48 $65.69	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers BB2B046615221D BB2-B0-46-615-221-D Carling Technologies 1: $92.09 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. BB2-B0-46-615-221-D Mouser Part No 691-BB2B046615221D	Carling Technologies	Circuit Breakers BB2B046615221D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$92.09 $79.41 $75.23 $69.90 View $63.99 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC
Circuit Breakers BA2B046615121D BA2-B0-46-615-121-D Carling Technologies 1: $87.03 Non-Stocked	Mfr. Part No. BA2-B0-46-615-121-D Mouser Part No 690-BA2B046615121D	Carling Technologies	Circuit Breakers BA2B046615121D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked	$87.03 $74.62 $65.69 $62.99 View $57.44 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	15 A	277 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1 POLE 15 A 50/60Hz Short BA1-B0-22-615-227-D Carling Technologies 1: $46.54 Non-Stocked	Mfr. Part No. BA1-B0-22-615-227-D Mouser Part No 691-BA1-B0-22615227D	Carling Technologies	Circuit Breakers 1 POLE 15 A 50/60Hz Short Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked	$46.54 $38.61 $34.76 $28.85 View $28.16 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector	15 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B034620111D BA1-B0-34-620-111-D Carling Technologies 1: $39.02 Non-Stocked Lead-Time 19 Weeks	Mfr. Part No. BA1-B0-34-620-111-D Mouser Part No 691-BA1-B034620111D	Carling Technologies	Circuit Breakers BA1B034620111D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked Lead-Time 19 Weeks	$39.02 $32.37 $27.52 $25.49 View $23.46 $22.54 $21.66 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Hydraulic Magnetic	20 A	277 VAC	80 VDC	1 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BA1B010615122D BA1-B0-10-615-122-D Carling Technologies 1: $39.02 Non-Stocked	Mfr. Part No. BA1-B0-10-615-122-D Mouser Part No 691-BA1B010615122D	Carling Technologies	Circuit Breakers BA1B010615122D Learn More about Carling Technologies carlingBcircuitbreakers	Datasheet	Non-Stocked	$39.02 $32.37 $27.76 $25.60 View $23.42 $22.68 $22.02 Quote	Min.: 1 Mult.: 1	B	Circuit Breakers	Supplementary Protector		277 VAC	80 VDC

B-Series Circuit Breakers

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