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18 mm Circuit Breakers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) 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 MCB 5SJ4 1P 277V 4A 10K D-TRIP 5SJ41048HG42 Siemens 1: 72,57 € 10In Stock	Mfr. Part No. 5SJ41048HG42 Mouser Part No 982-5SJ41048HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 4A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	10In Stock	72,57 € 63,06 € 58,34 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	4 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 6A SAME PH 14K C-TRIP 5SJ41067HG40 Siemens 1: 66,99 € 8In Stock	Mfr. Part No. 5SJ41067HG40 Mouser Part No 982-5SJ41067HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 6A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	8In Stock	66,99 € 52,93 € 49,45 € 42,73 € View 39,95 € 38,92 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	6 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 6A 10K C-TRIP 5SJ41067HG42 Siemens 1: 71,67 € 12In Stock	Mfr. Part No. 5SJ41067HG42 Mouser Part No 982-5SJ41067HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 6A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	12In Stock	71,67 € 66,12 € 58,32 € 47,17 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	6 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 6A 10K D-TRIP 5SJ41068HG42 Siemens 1: 72,57 € 4In Stock	Mfr. Part No. 5SJ41068HG42 Mouser Part No 982-5SJ41068HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 6A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock	72,57 € 57,90 € 54,09 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	6 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 8A SAME PH 14K C-TRIP 5SJ41087HG40 Siemens 1: 66,99 € 9In Stock	Mfr. Part No. 5SJ41087HG40 Mouser Part No 982-5SJ41087HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 8A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	9In Stock	66,99 € 57,99 € 49,45 € 42,73 € View 39,95 € 38,92 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	8 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 8A 14K C-TRIP 5SJ41087HG41 Siemens 1: 72,57 € 4In Stock	Mfr. Part No. 5SJ41087HG41 Mouser Part No 982-5SJ41087HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 8A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock	72,57 € 61,68 € 57,01 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	8 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 8A 10K C-TRIP 5SJ41087HG42 Siemens 1: 72,57 € 5In Stock	Mfr. Part No. 5SJ41087HG42 Mouser Part No 982-5SJ41087HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 8A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	72,57 € 61,58 € 54,09 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	8 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K B-TRIP 5SJ41106HG40 Siemens 1: 66,99 € 10In Stock	Mfr. Part No. 5SJ41106HG40 Mouser Part No 982-5SJ41106HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K B-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	10In Stock	66,99 € 56,46 € 52,43 € 42,73 € View 39,95 € 38,93 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	10 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 10A 10K C-TRIP 5SJ41107HG42 Siemens 1: 72,57 € 6In Stock	Mfr. Part No. 5SJ41107HG42 Mouser Part No 982-5SJ41107HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 10A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	6In Stock	72,57 € 61,68 € 57,01 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	10 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K D-TRIP 5SJ41108HG40 Siemens 1: 66,99 € 4In Stock 1Expected 18/11/2026	Mfr. Part No. 5SJ41108HG40 Mouser Part No 982-5SJ41108HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A SAME PH 14K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock 1Expected 18/11/2026	66,99 € 52,93 € 49,45 € 42,73 € View 39,95 € 38,92 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	10 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 10A 14K D-TRIP 5SJ41108HG41 Siemens 1: 66,10 € 12In Stock 14Expected 13/11/2026	Mfr. Part No. 5SJ41108HG41 Mouser Part No 982-5SJ41108HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 10A 14K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	12In Stock 14Expected 13/11/2026	66,10 € 63,06 € 58,16 € 46,55 € View 43,44 € 43,14 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	10 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 10A 10K D-TRIP 5SJ41108HG42 Siemens 1: 72,57 € 1In Stock	Mfr. Part No. 5SJ41108HG42 Mouser Part No 982-5SJ41108HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 10A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	1In Stock	72,57 € 57,90 € 54,09 € 46,74 € 43,44 €	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	10 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 5A SAME PH 14K C-TRIP 5SJ41117HG40 Siemens 1: 66,99 € 17In Stock	Mfr. Part No. 5SJ41117HG40 Mouser Part No 982-5SJ41117HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 5A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	17In Stock	66,99 € 56,46 € 52,43 € 42,73 € View 39,95 € 38,93 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	5 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 1P 240V 5A 14K C-TRIP 5SJ41117HG41 Siemens 1: 65,50 € 9In Stock	Mfr. Part No. 5SJ41117HG41 Mouser Part No 982-5SJ41117HG41	Siemens	Circuit Breakers MCB 1P 240V 5A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	9In Stock	65,50 € 61,58 € 53,38 € 46,21 € View 43,40 € 42,89 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	5 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 5A 10K C-TRIP 5SJ41117HG42 Siemens 1: 72,33 € 11In Stock	Mfr. Part No. 5SJ41117HG42 Mouser Part No 982-5SJ41117HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 5A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	11In Stock	72,33 € 61,58 € 57,01 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	5 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 5A 10K D-TRIP 5SJ41118HG42 Siemens 1: 72,57 € 5In Stock	Mfr. Part No. 5SJ41118HG42 Mouser Part No 982-5SJ41118HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 5A 10K D-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	5In Stock	72,57 € 61,58 € 54,09 € 46,74 € 43,44 €	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	5 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 13A SAME PH 14K C-TRIP 5SJ41137HG40 Siemens 1: 66,99 € 4In Stock	Mfr. Part No. 5SJ41137HG40 Mouser Part No 982-5SJ41137HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 13A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock	66,99 € 56,15 € 49,45 € 42,73 € View 39,95 € 38,92 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	13 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 13A 10K C-TRIP 5SJ41137HG42 Siemens 1: 70,98 € 1In Stock 4Expected 02/12/2026	Mfr. Part No. 5SJ41137HG42 Mouser Part No 982-5SJ41137HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 13A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	1In Stock 4Expected 02/12/2026	70,98 € 56,16 € 49,42 € 47,43 € View 45,82 € 45,67 € Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	13 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 0.3A 10K C-TRIP 5SJ41147HG42 Siemens 1: 70,98 € 1In Stock	Mfr. Part No. 5SJ41147HG42 Mouser Part No 982-5SJ41147HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 0.3A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	1In Stock	70,98 € 61,81 € 59,48 € 55,16 € View 53,39 € Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	300 mA	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 16A SAME PH 14K B-TRIP 5SJ41166HG40 Siemens 1: 65,75 € 2In Stock 3Expected 09/10/2026	Mfr. Part No. 5SJ41166HG40 Mouser Part No 982-5SJ41166HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 16A SAME PH 14K B-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	2In Stock 3Expected 09/10/2026	65,75 € 51,20 € 45,06 € 43,25 € View 41,78 € 40,51 € Quote	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	16 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 16A SAME PH 14K C-TRIP 5SJ41167HG40 Siemens 1: 66,99 € 7In Stock	Mfr. Part No. 5SJ41167HG40 Mouser Part No 982-5SJ41167HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 16A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	7In Stock	66,99 € 56,46 € 49,45 € 42,73 € View 39,95 € 38,92 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	16 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 16A 14K C-TRIP 5SJ41167HG41 Siemens 1: 66,10 € 7In Stock	Mfr. Part No. 5SJ41167HG41 Mouser Part No 982-5SJ41167HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 16A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	7In Stock	66,10 € 57,53 € 57,01 € 46,55 € View 43,44 € 43,13 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	16 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 277V 16A 10K C-TRIP 5SJ41167HG42 Siemens 1: 72,57 € 2In Stock	Mfr. Part No. 5SJ41167HG42 Mouser Part No 982-5SJ41167HG42	Siemens	Circuit Breakers MCB 5SJ4 1P 277V 16A 10K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	2In Stock	72,57 € 61,68 € 57,01 € 46,74 € 43,44 €	Min.: 1 Mult.: 1		Circuit Breakers	Miniature	16 A	277 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 15A SAME PH 14K C-TRIP 5SJ41187HG40 Siemens 1: 66,99 € 4In Stock 2Expected 21/10/2026	Mfr. Part No. 5SJ41187HG40 Mouser Part No 982-5SJ41187HG40	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 15A SAME PH 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	4In Stock 2Expected 21/10/2026	66,99 € 56,46 € 52,43 € 42,73 € View 39,95 € 38,93 € Quote	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	15 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers MCB 5SJ4 1P 240V 15A 14K C-TRIP 5SJ41187HG41 Siemens 1: 72,57 € 19In Stock	Mfr. Part No. 5SJ41187HG41 Mouser Part No 982-5SJ41187HG41	Siemens	Circuit Breakers MCB 5SJ4 1P 240V 15A 14K C-TRIP Learn More about Siemens 5sj4 mini circuit breakers	Datasheet	19In Stock	72,57 € 61,68 € 57,01 € 46,74 € 43,44 €	Min.: 1 Mult.: 1	5SJ4	Circuit Breakers	Miniature	15 A	240 VAC	60 VDC	1 Pole	Lever	- 25 C	+ 55 C	Non-Illuminated

18 mm Circuit Breakers

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300 mA
500 mA
1 A
1.6 A
2 A
2.5 A
3 A
4 A
5 A
6 A
8 A
10 A
13 A
15 A
16 A
20 A
25 A
30 A
32 A
35 A