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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	Voltage Rating DC	Number of Poles	Actuator	Minimum Operating Temperature	Maximum Operating Temperature	Illuminated
Circuit Breakers 1Z30UL, 30A, CIRCUIT BREAKER 1Z30UL Altech 1: $60.38 12Factory Stock Available	Mfr. Part No. 1Z30UL Mouser Part No 845-1Z30UL	Altech	Circuit Breakers 1Z30UL, 30A, CIRCUIT BREAKER		12Factory Stock Available More Info Available	$60.38 $60.37 $56.41 $54.98 View Quote	Min.: 1 Mult.: 1
Circuit Breakers 30A Z Characteristic UL 508 1 POLE 1Z30UM Altech 1: $42.60 7Factory Stock Available	Mfr. Part No. 1Z30UM Mouser Part No 845-1Z30UM	Altech	Circuit Breakers 30A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	7Factory Stock Available More Info Available	$42.60 $40.46 $39.41 $38.51 Quote Quote	Min.: 1 Mult.: 1	UM			30 A	277 VAC	24 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 3A Z Characteristic UL 508 1 POLE 1Z3UM Altech 1: $46.31 22Factory Stock Available	Mfr. Part No. 1Z3UM Mouser Part No 845-1Z3UM	Altech	Circuit Breakers 3A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	22Factory Stock Available More Info Available	$46.31 $46.04 $42.04 $40.90 View $39.92 Quote	Min.: 1 Mult.: 1	UM			3 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 40A Z Characteristic UL 508 1 POLE 1Z40UM Altech 1: $50.19 3Factory Stock Available	Mfr. Part No. 1Z40UM Mouser Part No 845-1Z40UM	Altech	Circuit Breakers 40A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	3Factory Stock Available More Info Available	$50.19 $50.18 $46.89 $45.70 View $44.65 Quote	Min.: 1 Mult.: 1	UM			40 A	277 VAC	24 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 4A Z Characteristic UL 508 1 POLE 1Z4UM Altech 1: $46.31 9Factory Stock Available	Mfr. Part No. 1Z4UM Mouser Part No 845-1Z4UM	Altech	Circuit Breakers 4A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	9Factory Stock Available More Info Available	$46.31 $46.04 $42.04 $40.90 View $39.93 Quote	Min.: 1 Mult.: 1	UM			4 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 5A Z Characteristic UL 508 1 POLE 1Z5UM Altech 1: $46.31 14Factory Stock Available	Mfr. Part No. 1Z5UM Mouser Part No 845-1Z5UM	Altech	Circuit Breakers 5A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	14Factory Stock Available More Info Available	$46.31 $45.60 $42.03 $40.90 View $39.92 Quote	Min.: 1 Mult.: 1	UM			5 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 6A Z Characteristic UL 508 1 POLE 1Z6UM Altech 1: $57.15 20Factory Stock Available	Mfr. Part No. 1Z6UM Mouser Part No 845-1Z6UM	Altech	Circuit Breakers 6A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	20Factory Stock Available More Info Available	$57.15 $50.42 $46.82 $43.30 View $42.17 $41.20 Quote	Min.: 1 Mult.: 1	UM			6 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 8A Z Characteristic UL 508 1 POLE 1Z8UM Altech 1: $46.31 11Factory Stock Available	Mfr. Part No. 1Z8UM Mouser Part No 845-1Z8UM	Altech	Circuit Breakers 8A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	11Factory Stock Available More Info Available	$46.31 $43.30 $42.17 $41.19 View Quote	Min.: 1 Mult.: 1	UM			8 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 0.5A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B05UR Altech 1: $35.70 15Factory Stock Available	Mfr. Part No. 2B05UR Mouser Part No 845-2B05UR	Altech	Circuit Breakers 0.5A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	15Factory Stock Available More Info Available	$35.70 $33.41 $32.25 $31.43 View Quote	Min.: 1 Mult.: 1				500 mA	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 10A MCB B CHAR 1P+N 277VAC UL508 2B10UM Altech 1: $56.90 9Factory Stock Available	Mfr. Part No. 2B10UM Mouser Part No 845-2B10UM	Altech	Circuit Breakers 10A MCB B CHAR 1P+N 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	9Factory Stock Available More Info Available	$56.90 $49.67 $46.85 $43.66 View $42.50 $41.49 Quote	Min.: 1 Mult.: 1	UM			10 A	277 VAC	42 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 10A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B10UR Altech 1: $35.70 5Factory Stock Available	Mfr. Part No. 2B10UR Mouser Part No 845-2B10UR	Altech	Circuit Breakers 10A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	5Factory Stock Available More Info Available	$35.70 $34.01 $33.10 $32.28 View Quote	Min.: 1 Mult.: 1				10 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 15A CRT BRKR BCHAR 277VAC UL508 2B15UM Altech 1: $54.66 3Factory Stock Available	Mfr. Part No. 2B15UM Mouser Part No 845-2B15UM	Altech	Circuit Breakers 15A CRT BRKR BCHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	3Factory Stock Available More Info Available	$54.66 $47.36 $44.31 $41.62 View $40.45 $39.45 Quote	Min.: 1 Mult.: 1	UM			15 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 15A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B15UR Altech 1: $44.56 1Factory Stock Available	Mfr. Part No. 2B15UR Mouser Part No 845-2B15UR	Altech	Circuit Breakers 15A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	1Factory Stock Available More Info Available	$44.56 $38.86 $36.46 $34.01 View $33.10 $32.28 Quote	Min.: 1 Mult.: 1				15 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 16A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B16UR Altech 1: $44.56 16Factory Stock Available	Mfr. Part No. 2B16UR Mouser Part No 845-2B16UR	Altech	Circuit Breakers 16A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	16Factory Stock Available More Info Available	$44.56 $38.86 $36.46 $34.01 View $33.10 $32.28 Quote	Min.: 1 Mult.: 1				16 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 2B1UM, 1A, CIRCUIT BREAKER 2B1UM Altech 1: $47.60 35Factory Stock Available	Mfr. Part No. 2B1UM Mouser Part No 845-2B1UM	Altech	Circuit Breakers 2B1UM, 1A, CIRCUIT BREAKER Learn More about Altech um v ea circuit breakers	Datasheet	35Factory Stock Available More Info Available	$47.60 $47.41 $45.11 $41.62 View $40.45 $39.45 Quote	Min.: 1 Mult.: 1	UM			1 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 20A MCB B CHAR 1P+N 277VAC UL508 2B20UM Altech 1: $47.60 2Factory Stock Available	Mfr. Part No. 2B20UM Mouser Part No 845-2B20UM	Altech	Circuit Breakers 20A MCB B CHAR 1P+N 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	2Factory Stock Available More Info Available	$47.60 $44.46 $43.29 $42.30 View Quote	Min.: 1 Mult.: 1	UM			20 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 20A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B20UR Altech 1: $35.70 11Factory Stock Available	Mfr. Part No. 2B20UR Mouser Part No 845-2B20UR	Altech	Circuit Breakers 20A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	11Factory Stock Available More Info Available	$35.70 $34.01 $33.10 $32.28 View Quote	Min.: 1 Mult.: 1				20 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers CIRCUIT BREAKER 25A 2B25UM Altech 1: $58.74 40Factory Stock Available	Mfr. Part No. 2B25UM Mouser Part No 845-2B25UM	Altech	Circuit Breakers CIRCUIT BREAKER 25A Learn More about Altech um v ea circuit breakers	Datasheet	40Factory Stock Available More Info Available	$58.74 $51.28 $48.13 $44.51 View $43.35 $42.35 Quote	Min.: 1 Mult.: 1	UM			25 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 25A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B25UR Altech 1: $35.70 22Factory Stock Available	Mfr. Part No. 2B25UR Mouser Part No 845-2B25UR	Altech	Circuit Breakers 25A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	22Factory Stock Available More Info Available	$35.70 $34.01 $33.10 $32.28 View Quote	Min.: 1 Mult.: 1				25 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 63A,MCB D CHAR 3PL 480Y/277VAC, UL1077 2B2UM Altech 1: $47.60 4Factory Stock Available	Mfr. Part No. 2B2UM Mouser Part No 845-2B2UM	Altech	Circuit Breakers 63A,MCB D CHAR 3PL 480Y/277VAC, UL1077 Learn More about Altech um v ea circuit breakers	Datasheet	4Factory Stock Available More Info Available	$47.60 $44.51 $43.35 $42.34 View Quote	Min.: 1 Mult.: 1	UM			2 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 3A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B2UR Altech 1: $35.70 6Factory Stock Available	Mfr. Part No. 2B2UR Mouser Part No 845-2B2UR	Altech	Circuit Breakers 3A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	6Factory Stock Available More Info Available	$35.70 $34.13 $31.87 $31.01 View $30.18 Quote	Min.: 1 Mult.: 1	UR			3 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 30A CRT BRKR BCHAR 277VAC UL508 2B30UM Altech 1: $54.66 6Factory Stock Available	Mfr. Part No. 2B30UM Mouser Part No 845-2B30UM	Altech	Circuit Breakers 30A CRT BRKR BCHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	6Factory Stock Available More Info Available	$54.66 $47.36 $44.31 $41.62 View $40.45 $39.45 Quote	Min.: 1 Mult.: 1	UM			30 A	277 VAC	60 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 30A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B30UR Altech 1: $35.70 1Factory Stock Available	Mfr. Part No. 2B30UR Mouser Part No 845-2B30UR	Altech	Circuit Breakers 30A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	1Factory Stock Available More Info Available	$35.70 $34.01 $33.10 $32.28 View Quote	Min.: 1 Mult.: 1		Circuit Breakers	B-Trip	30 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 32A MCB B CHAR 1P+N 277VAC UL508 2B32UM Altech 1: $47.60 36Factory Stock Available	Mfr. Part No. 2B32UM Mouser Part No 845-2B32UM	Altech	Circuit Breakers 32A MCB B CHAR 1P+N 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	36Factory Stock Available More Info Available	$47.60 $44.51 $43.35 $42.34 View Quote	Min.: 1 Mult.: 1	UM			32 A	277 VAC	60 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 3A 2PL B-trip 480Y/277VAC UL1077 2B3UR Altech 1: $54.09 17Factory Stock Available	Mfr. Part No. 2B3UR Mouser Part No 845-2B3UR	Altech	Circuit Breakers 3A 2PL B-trip 480Y/277VAC UL1077 Learn More about Altech ur circuit breakers	Datasheet	17Factory Stock Available More Info Available	$54.09 $43.27 $39.43 $35.70 View $35.11 $34.33 Quote	Min.: 1 Mult.: 1	UR		Supplementary Protector	3 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated