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MA 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	Type	Current Rating	Voltage Rating AC	Number of Poles	Actuator	Minimum Operating Temperature	Maximum Operating Temperature	Illuminated
Circuit Breakers Motor Protector MA25UM Altech 1: $220.19 1In Stock	Mfr. Part No. MA25UM Mouser Part No 845-MA25UM	Altech	Circuit Breakers Motor Protector Learn More about Altech ma circuit breakers	Datasheet	1In Stock	$220.19 $165.15 $156.30 $144.58 View Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	25 A	277 VAC	3 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MA10UM, 6.3-10A, 3p MA10UM Altech 1: $180.04 2In Stock	Mfr. Part No. MA10UM Mouser Part No 845-MA10UM	Altech	Circuit Breakers MA10UM, 6.3-10A, 3p Learn More about Altech ma circuit breakers	Datasheet	2In Stock	$180.04 $136.79 $129.57 $119.86 View $116.81 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	10 A	277 VAC	3 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MA1.0UM, 0.63-1.0A, 3p MA1.0UM Altech 1: $182.54 1Factory Stock Available	Mfr. Part No. MA1.0UM Mouser Part No 845-MA1.0UM	Altech	Circuit Breakers MA1.0UM, 0.63-1.0A, 3p Learn More about Altech ma circuit breakers	Datasheet	1Factory Stock Available More Info Available	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	1 A			Handle
Circuit Breakers MANUAL MOTOR CONTR 1.6A CIRCUIT BREAKER MA1.6UM Altech 1: $182.54 174Factory Stock Available	Mfr. Part No. MA1.6UM Mouser Part No 845-MA1.6UM	Altech	Circuit Breakers MANUAL MOTOR CONTR 1.6A CIRCUIT BREAKER Learn More about Altech ma circuit breakers	Datasheet	174Factory Stock Available More Info Available	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	1.6 A			Handle
Circuit Breakers MA16UM, 10-16A, 3p MA16UM Altech 1: $172.47 2Factory Stock Available	Mfr. Part No. MA16UM Mouser Part No 845-MA16UM	Altech	Circuit Breakers MA16UM, 10-16A, 3p Learn More about Altech ma circuit breakers	Datasheet	2Factory Stock Available More Info Available	$172.47 $149.84 $141.79 $131.17 View $127.85 Quote	Min.: 1 Mult.: 1	MA			16 A			Handle
Circuit Breakers MA2.5UM, 1.6-2.5A, 3p MA2.5UM Altech 1: $180.07 1Factory Stock Available	Mfr. Part No. MA2.5UM Mouser Part No 845-MA2.5UM	Altech	Circuit Breakers MA2.5UM, 1.6-2.5A, 3p Learn More about Altech ma circuit breakers	Datasheet	1Factory Stock Available More Info Available	$180.07 $154.56 $136.80 $130.17 View $127.14 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	2.5 A			Handle
Circuit Breakers CIRCUIT BREAKER 20A MA20UM Altech 1: $206.48 1Factory Stock Available	Mfr. Part No. MA20UM Mouser Part No 845-MA20UM	Altech	Circuit Breakers CIRCUIT BREAKER 20A Learn More about Altech ma circuit breakers	Datasheet	1Factory Stock Available More Info Available	$206.48 $171.21 $159.54 $131.40 $122.01	Min.: 1 Mult.: 1	MA			20 A	277 VAC	3 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MA32UM, 25-32A, 3p MA32UM Altech 1: $225.78 4Factory Stock Available	Mfr. Part No. MA32UM Mouser Part No 845-MA32UM	Altech	Circuit Breakers MA32UM, 25-32A, 3p Learn More about Altech ma circuit breakers	Datasheet	4Factory Stock Available More Info Available	$225.78 $187.14 $172.50 $142.51	Min.: 1 Mult.: 1	MA			32 A			Handle
Circuit Breakers MA40UM, 32-40A, 3p MA40UM Altech 1: $251.18 8Factory Stock Available	Mfr. Part No. MA40UM Mouser Part No 845-MA40UM	Altech	Circuit Breakers MA40UM, 32-40A, 3p Learn More about Altech ma circuit breakers	Datasheet	8Factory Stock Available More Info Available	$251.18 $208.19 $191.91 $158.55	Min.: 1 Mult.: 1	MA			40 A			Handle
Circuit Breakers 0.1-0.16A Motor Protector MA016UM Altech 1: $182.54 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. MA016UM Mouser Part No 845-MA016UM	Altech	Circuit Breakers 0.1-0.16A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA			16 A	277 VAC	3 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MA025UM, 0.16-0.25A, 3p MA025UM Altech 1: $182.54 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. MA025UM Mouser Part No 845-MA025UM	Altech	Circuit Breakers MA025UM, 0.16-0.25A, 3p Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA			25 A			Handle
Circuit Breakers MA040UM, 0.25-0.40A, 3p MA040UM Altech 1: $182.54 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. MA040UM Mouser Part No 845-MA040UM	Altech	Circuit Breakers MA040UM, 0.25-0.40A, 3p Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA			40 A			Handle
Circuit Breakers 0.1-0.16A Motor Protector 15.901U Altech 1: $104.68 Non-Stocked	Mfr. Part No. 15.901U Mouser Part No 845-15.901	Altech	Circuit Breakers 0.1-0.16A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$104.68 $89.53 $82.20 $78.19 View $76.11 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	160 mA	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers 0.16-0.25A Motor Protector 15.902 Altech 1: $103.72 Non-Stocked	Mfr. Part No. 15.902 Mouser Part No 845-15.902	Altech	Circuit Breakers 0.16-0.25A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$103.72 $87.60 $80.57 $76.13 View $74.08 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	250 mA	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers .4 0.25-0.40A Motor Protector 15.903 Altech 1: $97.22 Non-Stocked	Mfr. Part No. 15.903 Mouser Part No 845-15.903	Altech	Circuit Breakers .4 0.25-0.40A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$97.22 $81.33 $77.05 $64.21 View $59.95 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	400 mA	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA0.6 0.40-0.63A Motor Protector 15.904 Altech 1: $97.22 Non-Stocked	Mfr. Part No. 15.904 Mouser Part No 845-15.904	Altech	Circuit Breakers MA0.6 0.40-0.63A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$97.22 $81.33 $77.05 $64.21 View $59.95 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	630 mA	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA1. 0.63-10A Motor Protector 15.905 Altech 1: $97.22 Non-Stocked	Mfr. Part No. 15.905 Mouser Part No 845-15.905	Altech	Circuit Breakers MA1. 0.63-10A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$97.22 $81.33 $77.05 $64.21 View $59.95 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	1 A	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA 1.6-2.5A Motor Protector 15.907 Altech 1: $97.22 Non-Stocked	Mfr. Part No. 15.907 Mouser Part No 845-15.907	Altech	Circuit Breakers MA 1.6-2.5A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$97.22 $81.33 $77.05 $64.21 View $59.95 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	2.5 A	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA4.2.5-4.0A Motor Protector 15.908 Altech 1: $97.22 Non-Stocked	Mfr. Part No. 15.908 Mouser Part No 845-15.908	Altech	Circuit Breakers MA4.2.5-4.0A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$97.22 $81.33 $77.05 $64.21 View $59.95 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	4 A	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA 10.0-16.0A 15.911 Altech 1: $105.41 Non-Stocked	Mfr. Part No. 15.911 Mouser Part No 845-15.911	Altech	Circuit Breakers MA 10.0-16.0A Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$105.41 $88.99 $84.33 $70.27 View $65.60 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	16 A	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA2 16.0-20.0A Motor Protector 15.912 Altech 1: $108.97 Non-Stocked	Mfr. Part No. 15.912 Mouser Part No 845-15.912	Altech	Circuit Breakers MA2 16.0-20.0A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$108.97 $91.99 $87.16 $72.63 View $67.81 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	20 A	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA20.0-25.0A Motor Protector 15.913 Altech 1: $114.97 Non-Stocked	Mfr. Part No. 15.913 Mouser Part No 845-15.913	Altech	Circuit Breakers MA20.0-25.0A Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked	$114.97 $95.33 $87.91 $72.70 View $67.15 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	25 A	277 VAC	3 Pole	Handle	0 C	+ 25 C	Non-Illuminated
Circuit Breakers MA063UM, 0.40-0.63A, 3p MA063UM Altech 1: $182.54 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. MA063UM Mouser Part No 845-MA063UM	Altech	Circuit Breakers MA063UM, 0.40-0.63A, 3p Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked Lead-Time 18 Weeks	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA			63 A			Handle
Circuit Breakers MA4 0UM 2 5-4 0A 3p Motor Protector MA4.0UM Altech 1: $157.60 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. MA4.0UM Mouser Part No 845-MA4.0UM	Altech	Circuit Breakers MA4 0UM 2 5-4 0A 3p Motor Protector Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked Lead-Time 18 Weeks	$157.60 $136.92 $129.57 $119.86 View $116.82 Quote	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	4 A			Handle
Circuit Breakers MA6.3UM, 4.0-6.3A, 3p MA6.3UM Altech 1: $182.54 Non-Stocked Lead-Time 18 Weeks	Mfr. Part No. MA6.3UM Mouser Part No 845-MA63UM	Altech	Circuit Breakers MA6.3UM, 4.0-6.3A, 3p Learn More about Altech ma circuit breakers	Datasheet	Non-Stocked Lead-Time 18 Weeks	$182.54 $151.36 $141.06 $116.16 $107.87	Min.: 1 Mult.: 1	MA	Circuit Breakers	Adjustable Trip	6.3 A			Handle

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