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Altech Circuit Breakers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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 20A,MCB D CHAR 1 PL, 277VAC, UL1077 1D20UR Altech 1: ¥4,228.9 18In Stock	Mfr. Part # 1D20UR Mouser Part # 845-1D20UR	Altech	Circuit Breakers 20A,MCB D CHAR 1 PL, 277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	18In Stock	¥4,228.9 ¥3,557.9 ¥3,552.9 ¥2,830.3 View ¥2,714.1 ¥2,604.4 ¥2,534.7 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: ¥6,776.9 5In Stock	Mfr. Part # 1D2UL Mouser Part # 845-1D2UL	Altech	Circuit Breakers 2A, D CHAR, 1POLE 277VAC, UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	5In Stock	¥6,776.9 ¥6,074.3 ¥5,478 ¥5,197.3 View ¥5,067.7 ¥4,908.3 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: ¥3,951.5 1In Stock	Mfr. Part # 1D2UM Mouser Part # 845-1D2UM	Altech	Circuit Breakers 2A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	¥3,951.5 ¥3,908.3 ¥3,650.9 ¥3,518 View ¥3,418.3 ¥3,341.9 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: ¥3,951.5 4In Stock	Mfr. Part # 1D30UM Mouser Part # 845-1D30UM	Altech	Circuit Breakers 30A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	4In Stock	¥3,951.5 ¥3,755.5 ¥3,582.8 ¥3,420 View ¥3,336.9 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: ¥4,644.2 6In Stock	Mfr. Part # 1D4UR Mouser Part # 845-1D4UR	Altech	Circuit Breakers 4A,MCB D CHAR 1 PL, 277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	6In Stock	¥4,644.2 ¥3,853.5 ¥3,197.4 ¥2,910.1 View ¥2,805.4 ¥2,715.7 ¥2,654.3 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: ¥5,670.7 1In Stock 33Expected 11/3/2026	Mfr. Part # 1D5UM Mouser Part # 845-1D5UM	Altech	Circuit Breakers 5A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock 33Expected 11/3/2026	¥5,670.7 ¥3,951.5 ¥3,939.9 ¥3,669.1 View ¥3,528 ¥3,423.3 ¥3,343.6 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: ¥5,929.8 5In Stock	Mfr. Part # 1D63UL Mouser Part # 845-1D63UL	Altech	Circuit Breakers 63A, D CHAR, 1POLE 240VAC, UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	5In Stock	¥5,929.8 ¥5,899.9 ¥5,747.1 ¥5,592.6 View Quote	Min.: 1 Mult.: 1	UL			63 A	240 VAC		1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077 1D8UR Altech 1: ¥4,644.2 2In Stock	Mfr. Part # 1D8UR Mouser Part # 845-1D8UR	Altech	Circuit Breakers 8A,MCB D CHAR 1 PL, 277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	2In Stock	¥4,644.2 ¥2,954.9 ¥2,641 ¥2,523.1 View ¥2,503.1 ¥2,476.6 Quote	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: ¥3,951.5 10In Stock	Mfr. Part # 1E10UM Mouser Part # 845-1E10UM	Altech	Circuit Breakers 10A CRT BRKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	10In Stock	¥3,951.5 ¥3,840.2 ¥3,694.1 ¥3,579.5 View ¥3,494.7 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: ¥5,670.7 5In Stock	Mfr. Part # 1E15UM Mouser Part # 845-1E15UM	Altech	Circuit Breakers 15A CRT BKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	5In Stock	¥5,670.7 ¥4,740.5 ¥3,951.5 ¥3,817 View ¥3,675.8 ¥3,539.6 ¥3,456.5 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: ¥5,670.7 6In Stock	Mfr. Part # 1E4UM Mouser Part # 845-1E4UM	Altech	Circuit Breakers 4A CRT BRKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	6In Stock	¥5,670.7 ¥4,740.5 ¥3,951.5 ¥3,817 View ¥3,650.9 ¥3,539.6 ¥3,456.5 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: ¥6,381.6 11In Stock	Mfr. Part # 1E50UM Mouser Part # 845-1E50UM	Altech	Circuit Breakers 50A CRT BKR ECHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	11In Stock	¥6,381.6 ¥4,493 ¥4,343.5 ¥4,199 View ¥4,069.5 ¥3,971.5 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: ¥4,564.4 21In Stock	Mfr. Part # 1G10UM Mouser Part # 845-1G10UM	Altech	Circuit Breakers 10A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	21In Stock	¥4,564.4 ¥4,476.4 ¥4,120.9 ¥3,913.3 View ¥3,770.5 ¥3,714 ¥3,690.7 Quote	Min.: 1 Mult.: 1	UM			10 A	277 VAC	42 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 20A G Characteristic UL 508 1 POLE 1G20UM Altech 1: ¥6,085.9 2In Stock 14On Order	Mfr. Part # 1G20UM Mouser Part # 845-1G20UM	Altech	Circuit Breakers 20A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	2In Stock 14On Order On Order Ship Dates Mfr. #: 1G20UM Stock: 2 Can Ship Immediately On Order: 6 Expected 1/29/2027 8 Expected 3/5/2027 Factory Lead-Time: 18 Weeks	¥6,085.9 ¥4,307 ¥3,986.4 ¥3,650.9 View ¥3,569.5 ¥3,466.5 ¥3,385.1 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	G-Trip	20 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: ¥6,085.9 1In Stock	Mfr. Part # 1G25UM Mouser Part # 845-1G25UM	Altech	Circuit Breakers 25A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	¥6,085.9 ¥4,253.8 ¥3,835.2 ¥3,463.2 View ¥3,444.9 ¥3,340.3 ¥3,257.2 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: ¥5,670.7 3In Stock	Mfr. Part # 1G3.5UM Mouser Part # 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	¥5,670.7 ¥3,951.5 ¥3,817 ¥3,650.9 View ¥3,539.6 ¥3,456.5 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: ¥5,670.7 1In Stock	Mfr. Part # 1G30UM Mouser Part # 845-1G30UM	Altech	Circuit Breakers 30A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	¥5,670.7 ¥3,951.5 ¥3,755.5 ¥3,582.8 View ¥3,420 ¥3,336.9 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: ¥3,951.5 21In Stock	Mfr. Part # 1G5UM Mouser Part # 845-1G5UM	Altech	Circuit Breakers 5A G Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	21In Stock	¥3,951.5 ¥3,898.4 ¥3,707.4 ¥3,572.8 View ¥3,478.1 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: ¥9,775 2In Stock	Mfr. Part # 1Z16UM Mouser Part # 845-1Z16UM	Altech	Circuit Breakers 16A Z Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	2In Stock	¥9,775 ¥7,075.9 ¥6,590.8 ¥6,388.2 View ¥6,208.8 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: ¥8,324.9 22In Stock	Mfr. Part # 2B1UR Mouser Part # 845-2B1UR	Altech	Circuit Breakers 1A,MCB B CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	22In Stock	¥8,324.9 ¥7,115.7 ¥6,687.2 ¥5,735.4 View ¥5,557.7 ¥5,393.3 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: ¥7,906.4 1In Stock	Mfr. Part # 2C10UM Mouser Part # 845-2C10UM	Altech	Circuit Breakers 10A MCB CCHAR 1P+N 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	1In Stock	¥7,906.4 ¥7,466.2 ¥7,218.7 ¥6,982.8 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: ¥13,822.8 4In Stock 8Expected 2/2/2027	Mfr. Part # 2C12UL Mouser Part # 845-2C12UL	Altech	Circuit Breakers 12A, C CHAR, 2POLE 480Y/277VAC,UL489 Learn More about Altech ulac dldc circuit breakers	Datasheet	4In Stock 8Expected 2/2/2027	¥13,822.8 ¥12,238.2 ¥11,137 ¥10,610.5 View ¥10,529.1 Quote	Min.: 1 Mult.: 1	UL	Circuit Breakers	C-Trip	12 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 15A CRT BRKR CCHAR 277VAC UL508 2C15UM Altech 1: ¥10,859.6 7In Stock	Mfr. Part # 2C15UM Mouser Part # 845-2C15UM	Altech	Circuit Breakers 15A CRT BRKR CCHAR 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	7In Stock	¥10,859.6 ¥9,564 ¥8,677.1 ¥7,575.8 View ¥7,218.7 ¥6,981.2 Quote	Min.: 1 Mult.: 1	UM	Circuit Breakers	C-Trip	15 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 16A,MCB C CHAR 2PL 480Y/277VAC, UL1077 2C16UR Altech 1: ¥9,849.7 4In Stock	Mfr. Part # 2C16UR Mouser Part # 845-2C16UR	Altech	Circuit Breakers 16A,MCB C CHAR 2PL 480Y/277VAC, UL1077 Learn More about Altech ur circuit breakers	Datasheet	4In Stock	¥9,849.7 ¥7,932.9 ¥6,831.7 ¥5,929.8 View ¥5,861.7 ¥5,682.3 Quote	Min.: 1 Mult.: 1	UR	Circuit Breakers	C-Trip	16 A	277 VAC		2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers 1A MCB CCHAR 1P+N 277VAC UL508 2C1UM Altech 1: ¥11,389.5 3In Stock	Mfr. Part # 2C1UM Mouser Part # 845-2C1UM	Altech	Circuit Breakers 1A MCB CCHAR 1P+N 277VAC UL508 Learn More about Altech um v ea circuit breakers	Datasheet	3In Stock	¥11,389.5 ¥7,866.5 ¥7,359.9 ¥6,913.1 View ¥6,693.8 ¥6,512.8 Quote	Min.: 1 Mult.: 1	UM			1 A	277 VAC	80 VDC	2 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated

4D
4E
15
18
1B
1C
1G
2BN
2C
2DN
2G
3C
3G
4B
4C
4CN
4DN
AS3
DFS
FI

160 mA
200 mA
250 mA
300 mA
400 mA
500 mA
630 mA
750 mA
800 mA
1 A
1.5 A
1.6 A
2 A
2.2 A
2.5 A
2.7 A
3 A
3.5 A
4 A
5 A