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MS Series Circuit Breakers

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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	Current Rating	Voltage Rating AC	Voltage Rating DC	Number of Poles	Actuator	Minimum Operating Temperature	Maximum Operating Temperature	Illuminated
Circuit Breakers MS1B1461021CAA0AC MS1-B-14-610-2-1CA-A-0AC Carling Technologies 1: $112.79 10In Stock	Mfr. Part No. MS1-B-14-610-2-1CA-A-0AC Mouser Part No 691-MS1B1461021CAAAC	Carling Technologies	Circuit Breakers MS1B1461021CAA0AC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	10In Stock	$112.79 $95.21 $90.21 $76.21 View $69.76 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	10 A		65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS2B2244021CDA0CB MS2-B-22-440-2-1CD-A-0CB Carling Technologies 1: $208.70 1In Stock	Mfr. Part No. MS2-B-22-440-2-1CD-A-0CB Mouser Part No 691-S2B2244021CDA0CB	Carling Technologies	Circuit Breakers MS2B2244021CDA0CB Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	1In Stock	$208.70 $173.05 $144.66 $137.73 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	4 A	120 VAC, 240 VAC		2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS2B6462021BAA0CA MS2-B-64-620-2-1BA-A-0CA Carling Technologies 1: $214.98 6In Stock	Mfr. Part No. MS2-B-64-620-2-1BA-A-0CA Mouser Part No 691-S2B6462021BAA0CA	Carling Technologies	Circuit Breakers MS2B6462021BAA0CA Learn More about Carling Technologies carling ms circuit breakers	Datasheet	6In Stock	$214.98 $178.26 $157.58 $146.57 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	20 A	120 VAC, 240 VAC		2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 2-pole, Sealed Toggle, 15 amp circuit breaker, Screw 8-32 with upturned lugs terminals, UL 1077 Recognized MS2-B-34-615-2-1CB-A-0NC Carling Technologies 1: $189.50 10In Stock	Mfr. Part No. MS2-B-34-615-2-1CB-A-0NC Mouser Part No 691-MS2B3461521CBA0N	Carling Technologies	Circuit Breakers 2-pole, Sealed Toggle, 15 amp circuit breaker, Screw 8-32 with upturned lugs terminals, UL 1077 Recognized Learn More about Carling Technologies carling ms circuit breakers	Datasheet	10In Stock	$189.50 $156.23 $147.20 $134.37	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	15 A	120 VAC, 240 VAC	65 VDC	2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Sld Toggle Cir Brkr MS1-B-12-420-L-1CB-A-A Carling Technologies 1: $109.68 6In Stock	Mfr. Part No. MS1-B-12-420-L-1CB-A-A Mouser Part No 691-MS1B12420L1CBAA	Carling Technologies	Circuit Breakers Sld Toggle Cir Brkr Learn More about Carling Technologies carling ms circuit breakers	Datasheet	6In Stock	$109.68 $92.59 $79.85 $74.17 View $67.90 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	2 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS2B2245031CBA0CC MS2-B-22-450-3-1CB-A-0CC Carling Technologies 1: $185.52 9On Order	Mfr. Part No. MS2-B-22-450-3-1CB-A-0CC Mouser Part No 691-MS2B224531CBACC	Carling Technologies	Circuit Breakers MS2B2245031CBA0CC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	9On Order	$185.52 $150.93 $146.40 $135.45 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 MS1B1441021CAA0AC MS1-B-14-410-2-1CA-A-0AC Carling Technologies 1: $100.17 5On Order	Mfr. Part No. MS1-B-14-410-2-1CA-A-0AC Mouser Part No 691-1B1441021CAA0AC	Carling Technologies	Circuit Breakers MS1B1441021CAA0AC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	5On Order	$100.17 $86.37 $81.63 $75.82 View $69.40 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	1 A		65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1462031CBAC MS1-B-14-620-3-1CB-A-C Carling Technologies 1: $117.93 Non-Stocked Lead-Time 17 Weeks	Mfr. Part No. MS1-B-14-620-3-1CB-A-C Mouser Part No 691-MS1-B1462031CBAC	Carling Technologies	Circuit Breakers MS1B1462031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked Lead-Time 17 Weeks	$117.93 $93.17 $83.62 $76.78 View $74.41 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	20 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Sld Toggle Cir Brkr MS1-B-10-430-2-1CB-A-A Carling Technologies 1: $100.69 20Expected 02/10/2026	Mfr. Part No. MS1-B-10-430-2-1CB-A-A Mouser Part No 691-MS1B1043021CBAA	Carling Technologies	Circuit Breakers Sld Toggle Cir Brkr Learn More about Carling Technologies carling ms circuit breakers	Datasheet	20Expected 02/10/2026	$100.69 $86.83 $76.42 $75.02 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	3 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1448031BBAA MS1-B-14-480-3-1BB-A-A Carling Technologies 1: $111.02 2Expected 18/11/2026	Mfr. Part No. MS1-B-14-480-3-1BB-A-A Mouser Part No 691-MS1B1448031BBAA	Carling Technologies	Circuit Breakers MS1B1448031BBAA Learn More about Carling Technologies carling ms circuit breakers	Datasheet	2Expected 18/11/2026	$111.02 $109.11 $85.52 $85.37	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	8 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER MS SERIES MIL MS1-B-14-625-3-1BB-A-A Carling Technologies 1: $133.06 9Expected 23/10/2026	Mfr. Part No. MS1-B-14-625-3-1BB-A-A Mouser Part No 691-MS1B1462531BBAA	Carling Technologies	Circuit Breakers CIRCUIT BREAKER MS SERIES MIL Learn More about Carling Technologies carling ms circuit breakers	Datasheet	9Expected 23/10/2026	$133.06 $94.80 $92.93	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	25 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1463031CBAC MS1-B-14-630-3-1CB-A-C Carling Technologies 1: $100.69 9On Order	Mfr. Part No. MS1-B-14-630-3-1CB-A-C Mouser Part No 691-MS1B1463031CBAC	Carling Technologies	Circuit Breakers MS1B1463031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	9On Order	$100.69 $86.83 $82.04 $76.21 View $69.76 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	30 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS2B1261531CBA0AA MS2-B-12-615-3-1CB-A-0AA Carling Technologies 1: $207.55 8On Order	Mfr. Part No. MS2-B-12-615-3-1CB-A-0AA Mouser Part No 691-S2B1261531CBA0AA	Carling Technologies	Circuit Breakers MS2B1261531CBA0AA Learn More about Carling Technologies carling ms circuit breakers	Datasheet	8On Order	$207.55 $166.75 $144.66 $141.23 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	15 A		65 VDC	2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1461031CBAC MS1-B-14-610-3-1CB-A-C Carling Technologies 1: $107.37 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. MS1-B-14-610-3-1CB-A-C Mouser Part No 691-MS1B1461031CBAC	Carling Technologies	Circuit Breakers MS1B1461031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked Lead-Time 11 Weeks	$107.37 $96.87 $76.42	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	10 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1461531CBAC MS1-B-14-615-3-1CB-A-C Carling Technologies 1: $100.69 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. MS1-B-14-615-3-1CB-A-C Mouser Part No 691-MS1B1461531CBAC	Carling Technologies	Circuit Breakers MS1B1461531CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$100.69 $86.83 $82.04 $76.21 View $69.76 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	15 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers SEALED TOGGLE CIRCUIT BREAKER MS2-B-20-425-1-1CA-A-0CA Carling Technologies 10: $139.13 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. MS2-B-20-425-1-1CA-A-0CA Mouser Part No 691-MS2B2042511CAA0C	Carling Technologies	Circuit Breakers SEALED TOGGLE CIRCUIT BREAKER Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked Lead-Time 12 Weeks	$139.13 $129.92 View Quote	Min.: 10 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	2.5 A	120 VAC, 240 VAC		2 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1463031CBA0AC MS1-B-14-630-3-1CB-A-0AC Carling Technologies 1: $91.10 Non-Stocked Lead-Time 8 Weeks	Mfr. Part No. MS1-B-14-630-3-1CB-A-0AC Mouser Part No 691-S1B1463031CBA0AC	Carling Technologies	Circuit Breakers MS1B1463031CBA0AC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked Lead-Time 8 Weeks	$91.10 $79.70 $78.66 $72.83 View $67.30 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	30 A		65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Sld Toggle Cir Brkr MS1-B-10-450-2-1CB-A-A Carling Technologies 25: $85.26 Non-Stocked	Mfr. Part No. MS1-B-10-450-2-1CB-A-A Mouser Part No 691-MS1B1045021CBAA	Carling Technologies	Circuit Breakers Sld Toggle Cir Brkr Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$85.26 $80.14 $74.90 View Quote	Min.: 25 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	5 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1022031CBAC MS1-B-10-220-3-1CB-A-C Carling Technologies 10: $78.62 Non-Stocked	Mfr. Part No. MS1-B-10-220-3-1CB-A-C Mouser Part No 691-MS1B12231CBAC	Carling Technologies	Circuit Breakers MS1B1022031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$78.62 $72.66 $66.96 View Quote	Min.: 10 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	200 mA	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1261031CBAC MS1-B-12-610-3-1CB-A-C Carling Technologies 1: $100.69 Non-Stocked	Mfr. Part No. MS1-B-12-610-3-1CB-A-C Mouser Part No 691-MS1B126131CBAC	Carling Technologies	Circuit Breakers MS1B1261031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$100.69 $86.83 $76.42 $75.02 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	10 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Sld Toggle Cir Brkr MS1-B-14-420-L-1CB-A-A Carling Technologies 25: $83.31 Non-Stocked	Mfr. Part No. MS1-B-14-420-L-1CB-A-A Mouser Part No 691-MS1B14420L1CBAA	Carling Technologies	Circuit Breakers Sld Toggle Cir Brkr Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$83.31 $77.34 $74.66 View Quote	Min.: 25 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	2 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1442031CBAC MS1-B-14-420-3-1CB-A-C Carling Technologies 1: $100.69 Non-Stocked	Mfr. Part No. MS1-B-14-420-3-1CB-A-C Mouser Part No 691-MS1B144231CBAC	Carling Technologies	Circuit Breakers MS1B1442031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$100.69 $86.83 $82.04 $76.21 View $69.76 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	2 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1445031BBAA MS1-B-14-450-3-1BB-A-A Carling Technologies 1: $93.50 Non-Stocked Lead-Time 35 Weeks	Mfr. Part No. MS1-B-14-450-3-1BB-A-A Mouser Part No 691-MS1B1445031BBAA	Carling Technologies	Circuit Breakers MS1B1445031BBAA Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked Lead-Time 35 Weeks	$93.50 $81.76 $80.82 $70.70 View Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	5 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B1445031CBAC MS1-B-14-450-3-1CB-A-C Carling Technologies 1: $100.69 Non-Stocked	Mfr. Part No. MS1-B-14-450-3-1CB-A-C Mouser Part No 691-MS1B1445031CBAC	Carling Technologies	Circuit Breakers MS1B1445031CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$100.69 $86.83 $76.42 $73.29 View $66.84 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	5 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MS1B14450L1CBAC MS1-B-14-450-L-1CB-A-C Carling Technologies 1: $97.91 Non-Stocked	Mfr. Part No. MS1-B-14-450-L-1CB-A-C Mouser Part No 691-MS1B1445L1CBAC	Carling Technologies	Circuit Breakers MS1B14450L1CBAC Learn More about Carling Technologies carling ms circuit breakers	Datasheet	Non-Stocked	$97.91 $84.44 $79.85 $74.17 View $67.90 Quote	Min.: 1 Mult.: 1	MS	Hydraulic Magnetic Circuit Breakers	5 A	240 VAC	65 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated

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200 mA
750 mA
1 A
1.25 A
1.5 A
1.75 A
2 A
2.5 A
3 A
4 A
5 A
6 A
7 A
7.5 A
8 A
10 A
12 A
12.5 A
15 A
17 A