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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) 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 1A D Characteristic UL 508 1 POLE 1D1UM Altech 1: Rp436.451,34 8In Stock	Mfr. Part No. 1D1UM Mouser Part No 845-1D1UM	Altech	Circuit Breakers 1A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	8In Stock	Rp436.451,34 Rp436.267,88 Rp418.288,80 Rp410.033,10 View Rp399.942,80 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	D-Trip	1 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 20A, D CHAR, 1POLE 277VAC, UL489 1D20UL Altech 1: Rp838.962,58 4In Stock	Mfr. Part No. 1D20UL Mouser Part No 845-1D20UL	Altech	Circuit Breakers 20A, D CHAR, 1POLE 277VAC, UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	4In Stock	Rp838.962,58 Rp720.630,88 Rp639.174,64 Rp589.823,90 View Rp557.718,40 Rp546.527,34	Min.: 1 Mult.: 1	UL			20 A	277 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 20A D Characteristic UL 508 1 POLE 1D20UM Altech 1: Rp624.130,92 8In Stock	Mfr. Part No. 1D20UM Mouser Part No 845-1D20UM	Altech	Circuit Breakers 20A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	8In Stock	Rp624.130,92 Rp574.229,80 Rp436.451,34 Rp423.058,76 View Rp407.648,12 Rp396.090,14 Rp388.384,82 Quote	Min.: 1 Mult.: 1	UM			20 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 20A,MCB D CHAR 1 PL, 277VAC, UL1077 1D20UR Altech 1: Rp467.089,16 18In Stock	Mfr. Part No. 1D20UR Mouser Part No 845-1D20UR	Altech	Circuit Breakers 20A,MCB D CHAR 1 PL, 277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	18In Stock	Rp467.089,16 Rp392.971,32 Rp392.420,94 Rp312.615,84 View Rp299.773,64 Rp287.665,28 Rp279.959,96 Quote	Min.: 1 Mult.: 1	UR	Circuit Breakers	D-Trip	20 A	277 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 2A, D CHAR, 1POLE 277VAC, UL489 1D2UL Altech 1: Rp748.516,80 5In Stock 4Expected 23/03/2027	Mfr. Part No. 1D2UL Mouser Part No 845-1D2UL	Altech	Circuit Breakers 2A, D CHAR, 1POLE 277VAC, UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	5In Stock 4Expected 23/03/2027	Rp748.516,80 Rp670.913,22 Rp605.051,08 Rp574.046,34 View Rp559.736,46 Rp542.124,30 Quote	Min.: 1 Mult.: 1	UL			2 A	277 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 2A D Characteristic UL 508 1 POLE 1D2UM Altech 1: Rp436.451,34 1In Stock	Mfr. Part No. 1D2UM Mouser Part No 845-1D2UM	Altech	Circuit Breakers 2A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	Rp436.451,34 Rp431.681,38 Rp403.245,08 Rp388.568,28 View Rp377.560,68 Rp369.121,52 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	D-Trip	2 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 30A D Characteristic UL 508 1 POLE 1D30UM Altech 1: Rp626.332,44 4In Stock	Mfr. Part No. 1D30UM Mouser Part No 845-1D30UM	Altech	Circuit Breakers 30A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	4In Stock	Rp626.332,44 Rp436.451,34 Rp414.803,06 Rp395.723,22 View Rp385.266,00 Rp376.093,00 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	D-Trip	30 A	277 VAC	24 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 4A,MCB D CHAR 1 PL, 277VAC, UL1077 1D4UR Altech 1: Rp512.954,16 6In Stock	Mfr. Part No. 1D4UR Mouser Part No 845-1D4UR	Altech	Circuit Breakers 4A,MCB D CHAR 1 PL, 277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	6In Stock	Rp512.954,16 Rp425.627,20 Rp346.555,94 Rp315.000,82 View Rp305.093,98 Rp296.654,82 Rp289.866,80 Quote	Min.: 1 Mult.: 1	UR			4 A	277 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 5A D Characteristic UL 508 1 POLE 1D5UM Altech 1: Rp626.332,44 20In Stock 14Expected 03/11/2026	Mfr. Part No. 1D5UM Mouser Part No 845-1D5UM	Altech	Circuit Breakers 5A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	20In Stock 14Expected 03/11/2026	Rp626.332,44 Rp436.451,34 Rp434.983,66 Rp404.162,38 View Rp388.017,90 Rp377.927,60 Rp369.121,52 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	D-Trip	5 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489 1D63UL Altech 1: Rp919.501,52 5In Stock	Mfr. Part No. 1D63UL Mouser Part No 845-1D63UL	Altech	Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	5In Stock	Rp919.501,52 Rp785.942,64 Rp654.952,20 Rp654.401,82 View Rp637.523,50 Rp623.213,62 Quote	Min.: 1 Mult.: 1	UL			63 A	240 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 6A, D CHAR, 1POLE 277VAC, UL489 1D6UL Altech 1: Rp615.141,38 12In Stock 4Expected 09/11/2026	Mfr. Part No. 1D6UL Mouser Part No 845-1D6UL	Altech	Circuit Breakers 6A, D CHAR, 1POLE 277VAC, UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	12In Stock 4Expected 09/11/2026	Rp615.141,38 Rp604.684,16 Rp584.870,48 Rp571.110,98 Quote Quote	Min.: 1 Mult.: 1	UL			6 A	277 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077 1D8UR Altech 1: Rp512.954,16 2In Stock	Mfr. Part No. 1D8UR Mouser Part No 845-1D8UR	Altech	Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	2In Stock	Rp512.954,16 Rp355.545,48 Rp320.504,62 Rp289.132,96 View Rp286.014,14 Rp277.574,98 Rp270.603,50	Min.: 1 Mult.: 1	UR			8 A	277 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 10A CRT BRKR ECHAR 277VAC UL508 1E10UM Altech 1: Rp626.332,44 10In Stock	Mfr. Part No. 1E10UM Mouser Part No 845-1E10UM	Altech	Circuit Breakers 10A CRT BRKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	10In Stock	Rp626.332,44 Rp523.594,84 Rp514.421,84 Rp424.159,52 View Rp408.015,04 Rp397.374,36 Rp387.834,44 Quote	Min.: 1 Mult.: 1	UM			10 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 15A CRT BKR ECHAR 277VAC UL508 1E15UM Altech 1: Rp626.332,44 5In Stock	Mfr. Part No. 1E15UM Mouser Part No 845-1E15UM	Altech	Circuit Breakers 15A CRT BKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	5In Stock	Rp626.332,44 Rp523.594,84 Rp436.451,34 Rp422.508,38 View Rp406.914,28 Rp396.457,06 Rp387.467,52 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	E-Trip	15 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508 1E4UM Altech 1: Rp626.332,44 6In Stock	Mfr. Part No. 1E4UM Mouser Part No 845-1E4UM	Altech	Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	6In Stock	Rp626.332,44 Rp523.594,84 Rp436.451,34 Rp421.591,08 View Rp405.996,98 Rp395.539,76 Rp386.550,22 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	E-Trip	4 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508 1E50UM Altech 1: Rp704.853,32 11In Stock	Mfr. Part No. 1E50UM Mouser Part No 845-1E50UM	Altech	Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	11In Stock	Rp704.853,32 Rp595.511,16 Rp574.413,26 Rp479.747,90 View Rp463.786,88 Rp451.678,52 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	E-Trip	50 A	277 VAC	24 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 10A G Characteristic UL 508 1 POLE 1G10UM Altech 1: Rp504.148,08 21In Stock	Mfr. Part No. 1G10UM Mouser Part No 845-1G10UM	Altech	Circuit Breakers 10A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	21In Stock	Rp504.148,08 Rp494.424,70 Rp455.164,26 Rp432.231,76 View Rp416.454,20 Rp410.216,56 Rp407.648,12 Quote	Min.: 1 Mult.: 1	UM			10 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 25A G Characteristic UL 508 1 POLE 1G25UM Altech 1: Rp672.197,44 1In Stock	Mfr. Part No. 1G25UM Mouser Part No 845-1G25UM	Altech	Circuit Breakers 25A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	Rp672.197,44 Rp469.841,06 Rp423.609,14 Rp382.514,10 View Rp380.496,04 Rp370.038,82 Rp360.865,82 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	G-Trip	25 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 3.5A MCB GCHAR 1pl 277VAC UL508 1G3.5UM Altech 1: Rp626.332,44 3In Stock	Mfr. Part No. 1G3.5UM Mouser Part No 845-1G3.5UM	Altech	Circuit Breakers 3.5A MCB GCHAR 1pl 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	3In Stock	Rp626.332,44 Rp436.451,34 Rp421.591,08 Rp405.996,98 View Rp395.539,76 Rp386.366,76 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	G-Trip	3.5 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 30A G Characteristic UL 508 1 POLE 1G30UM Altech 1: Rp626.332,44 1In Stock	Mfr. Part No. 1G30UM Mouser Part No 845-1G30UM	Altech	Circuit Breakers 30A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	Rp626.332,44 Rp436.451,34 Rp414.436,14 Rp397.557,82 View Rp387.284,06 Rp378.111,06 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	G-Trip	30 A	277 VAC	24 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 5A G Characteristic UL 508 1 POLE 1G5UM Altech 1: Rp436.451,34 21In Stock	Mfr. Part No. 1G5UM Mouser Part No 845-1G5UM	Altech	Circuit Breakers 5A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	21In Stock	Rp436.451,34 Rp430.580,62 Rp409.482,72 Rp394.622,46 View Rp384.165,24 Quote	Min.: 1 Mult.: 1	UM			5 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 16A Z Characteristic UL 508 1 POLE 1Z16UM Altech 1: Rp1.079.662,10 2In Stock	Mfr. Part No. 1Z16UM Mouser Part No 845-1Z16UM	Altech	Circuit Breakers 16A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	2In Stock	Rp1.079.662,10 Rp781.539,60 Rp727.969,28 Rp705.587,16 View Rp685.773,48 Quote	Min.: 1 Mult.: 1	UM			16 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 1A,MCB B CHAR 2PL 480Y/277VAC, UL1077 2B1UR Altech 1: Rp919.501,52 22In Stock	Mfr. Part No. 2B1UR Mouser Part No 845-2B1UR	Altech	Circuit Breakers 1A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	22In Stock	Rp919.501,52 Rp785.942,64 Rp738.793,42 Rp633.487,38 View Rp616.609,06 Rp601.381,88 Quote	Min.: 1 Mult.: 1	UR			1 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 10A MCB CCHAR 1P+N 277VAC UL508 2C10UM Altech 1: Rp873.269,60 1In Stock	Mfr. Part No. 2C10UM Mouser Part No 845-2C10UM	Altech	Circuit Breakers 10A MCB CCHAR 1P+N 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	Rp873.269,60 Rp824.652,70 Rp797.317,16 Rp771.265,84 View Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	C-Trip	10 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489 2C12UL Altech 1: Rp1.595.735,08 4In Stock 8Expected 02/02/2027	Mfr. Part No. 2C12UL Mouser Part No 845-2C12UL	Altech	Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	4In Stock 8Expected 02/02/2027	Rp1.595.735,08 Rp1.375.216,16 Rp1.230.099,30 Rp1.153.046,10 View Rp1.141.855,04 Quote	Min.: 1 Mult.: 1	UL	Circuit Breakers	C-Trip	12 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated