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40 A 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	Packaging
Circuit Breakers CBMC E4 24DC/1-10ANO 2906032 Phoenix Contact 1: 129,83 € 396In Stock	Mfr. Part No. 2906032 Mouser Part No 651-2906032	Phoenix Contact	Circuit Breakers CBMC E4 24DC/1-10ANO Learn More about Phoenix Contact cbmc circuit breakers	Datasheet	396In Stock	129,83 €	Min.: 1 Mult.: 1	CBMC	Circuit Breakers	Electronic	40 A		24 VDC	4 Pole		- 25 C	+ 60 C	Illuminated
Circuit Breakers CBM E4 24DC/0.5-10A NO-R 2905743 Phoenix Contact 1: 223,60 € 133In Stock	Mfr. Part No. 2905743 Mouser Part No 651-2905743	Phoenix Contact	Circuit Breakers CBM E4 24DC/0.5-10A NO-R Learn More about Phoenix Contact phoenixcontact CBM circuit breakers	Datasheet	133In Stock	223,60 €	Min.: 1 Mult.: 1		Circuit Breakers	Electronic	40 A		24 VDC	4 Pole		- 25 C	+ 70 C	Non-Illuminated	Bulk
Circuit Breakers CBMC E4 24DC/1-10A S-R 1065729 Phoenix Contact 1: 131,24 € 92In Stock	Mfr. Part No. 1065729 Mouser Part No 651-1065729	Phoenix Contact	Circuit Breakers CBMC E4 24DC/1-10A S-R Learn More about Phoenix Contact cbmc circuit breakers	Datasheet	92In Stock	131,24 €	Min.: 1 Mult.: 1	CBMC	Circuit Breakers	Electronic	40 A		24 VDC	1 Pole	Pushbutton	- 25 C	+ 60 C	Illuminated
Circuit Breakers UL489 MCB 3P Z 40A 480/277 SU203M-Z40 ABB 1: 183,78 € 10In Stock Restricted Availability New At Mouser	Mfr. Part No. SU203M-Z40 Mouser Part No 894-SU203M-Z40 New At Mouser	ABB	Circuit Breakers UL489 MCB 3P Z 40A 480/277 Learn More about ABB su200m mini circuit breakers	Datasheet	10In Stock	183,78 € 152,32 € 141,35 € View Quote	Min.: 1 Mult.: 1 Restricted Availability	SU200M	Circuit Breakers		40 A			3 Pole
Circuit Breakers 40A 3 POLE TOGGLE W93-X112-40 TE Connectivity / P&B 1: 226,01 € 48In Stock	Mfr. Part No. W93-X112-40 Mouser Part No 655-W93-X112-40	TE Connectivity / P&B	Circuit Breakers 40A 3 POLE TOGGLE	Datasheet	48In Stock	226,01 € 212,55 €	Min.: 1 Mult.: 1	W9	Hydraulic Magnetic Circuit Breakers	Hydraulic Magnetic	40 A	277 VAC		3 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Mico Pro electronic circuit protection, 4 channel IN: 24 V DC OUT: 24 V DC / 4 A CL2 9000-41014-0400001 Murrelektronik 1: 208,83 € 14In Stock	Mfr. Part No. 9000-41014-0400001 Mouser Part No 867-9000410140400001	Murrelektronik	Circuit Breakers Mico Pro electronic circuit protection, 4 channel IN: 24 V DC OUT: 24 V DC / 4 A CL2 Learn More about Murrelektronik mico pro	Datasheet	14In Stock	208,83 €	Min.: 1 Mult.: 1	9	Circuit Breakers	MICO	40 A		12 VDC, 24 VDC	4 Pole		- 25 C	+ 55 C	Non-Illuminated	Bulk
Circuit Breakers Cir Brkr Hyd Mag IEGZX66-1-62-40.0-AG-03-V AIRPAX 1: 108,81 € 2In Stock	Mfr. Part No. IEGZX66-1-62-40.0-AG-03-V Mouser Part No 874-IEGZX6616240AG3V	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	2In Stock	108,81 €	Min.: 1 Mult.: 1		Circuit Breakers		40 A			2 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Single pole high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. Thr 413-K34-FN2-40A E-T-A 1: 135,79 € 7In Stock	Mfr. Part No. 413-K34-FN2-40A Mouser Part No 457-413-K34-FN2-40A	E-T-A	Circuit Breakers Single pole high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off position. Thr Learn More about E-T-A e t a 413 circuit breakers	Datasheet	7In Stock	135,79 € 108,84 € 100,22 € 97,81 € View Quote	Min.: 1 Mult.: 1	413	Thermal Circuit Breakers	Thermal Magnetic	40 A	115 VAC	28 VDC	1 Pole	Push-Pull	- 55 C	+ 75 C	Non-Illuminated
Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 40A 4230-T110-K0CE-40A E-T-A 1: 15,90 € 10In Stock	Mfr. Part No. 4230-T110-K0CE-40A Mouser Part No 457-4230T110K0CE40	E-T-A	Circuit Breakers 1077, 1P, DM, 277VAC/60VDC, C, 40A Learn More about E-T-A eta 4230 t mcb	Datasheet	10In Stock	15,90 € 12,76 € 11,67 € 10,76 € View 10,40 € 9,99 € 9,86 € Quote	Min.: 1 Mult.: 1	4230-T	Miniature Circuit Breakers	Thermal Magnetic	40 A	240 VAC	80 VDC	1 Pole	Toggle	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers Mico Pro electronic circuit protection, 2 channels, IN: 24 V DC OUT: 24 V DC / 1-2-3-4-5-6-7-8-9-10A 9000-41092-0101000 Murrelektronik 1: 162,63 € 1In Stock	Mfr. Part No. 9000-41092-0101000 Mouser Part No 867-9000410920101000	Murrelektronik	Circuit Breakers Mico Pro electronic circuit protection, 2 channels, IN: 24 V DC OUT: 24 V DC / 1-2-3-4-5-6-7-8-9-10A Learn More about Murrelektronik mico pro	Datasheet	1In Stock	162,63 €	Min.: 1 Mult.: 1	9	Circuit Breakers	MICO	40 A		12 VDC, 24 VDC	2 Pole		- 25 C	+ 55 C	Non-Illuminated	Bulk
Circuit Breakers Cir Brkr Hyd Mag IEGHS666-1-62-40.0-01-V AIRPAX 1: 181,68 € 2In Stock	Mfr. Part No. IEGHS666-1-62-40.0-01-V Mouser Part No 874-IEGHS666162401V	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	2In Stock	181,68 €	Min.: 1 Mult.: 1		Hydraulic Magnetic Circuit Breakers	Hydraulic Magnetic	40 A			3 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag IELK1111-31311-2-V AIRPAX 1: 342,79 € 2In Stock	Mfr. Part No. IELK1111-31311-2-V Mouser Part No 874-IELK1111313112V	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	2In Stock	342,79 € 320,18 €	Min.: 1 Mult.: 1	IAL/IDL/IML/IUL	Circuit Breakers		40 A	250 VAC		4 Pole	Paddle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag IELK11-1-63F-40.0-01-V AIRPAX 1: 184,94 € 2In Stock	Mfr. Part No. IELK11-1-63F-40.0-01-V Mouser Part No 874-IELK11163F401V	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	2In Stock	184,94 € 153,05 €	Min.: 1 Mult.: 1	IEL	Circuit Breakers	Hydraulic Magnetic	40 A			2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers BRKR 3VA51 2P 40A 25KA FTFM NUT 3VA51404ED220AA0 Siemens 1: 637,28 € 1In Stock	Mfr. Part No. 3VA51404ED220AA0 Mouser Part No 982-3VA51404ED220AA0	Siemens	Circuit Breakers BRKR 3VA51 2P 40A 25KA FTFM NUT Learn More about Siemens 3va molded case circuit breakers	Datasheet	1In Stock	637,28 € 561,71 € 548,43 € View Quote	Min.: 1 Mult.: 1	3VA	Thermal Magnetic Circuit Breakers	System Protection	40 A	415 VAC	250 VDC	2 Pole	Paddle	- 25 C	+ 70 C	Non-Illuminated
Circuit Breakers MSP S2 CLASS 10 32-40A SCREW 3RV20314UA10 Siemens 1: 491,32 € 3In Stock	Mfr. Part No. 3RV20314UA10 Mouser Part No 982-3RV20314UA10	Siemens	Circuit Breakers MSP S2 CLASS 10 32-40A SCREW Learn More about Siemens 3rv2 circuit breakers	Datasheet	3In Stock	491,32 € 419,42 € 386,49 € View Quote	Min.: 1 Mult.: 1	3RV2	Circuit Breakers	Motor Protection	40 A	690 VAC		3 Pole	Rotary	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for 8340-F410-K4M1-KLH0-40A E-T-A 1: 63,18 € 6In Stock	Mfr. Part No. 8340-F410-K4M1-KLH0-40A Mouser Part No 457-834410K4M1KLH040	E-T-A	Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for	Datasheet	6In Stock	63,18 € 52,41 € 48,74 € 40,62 € View 37,91 € 35,20 €	Min.: 1 Mult.: 1	8340-F	Hydraulic Magnetic Circuit Breakers	Thermal Magnetic	40 A	240 VAC, 415 VAC	80 VDC	1 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 40A D Characteristic UL 508 1 POLE 1D40UM Altech 1: 33,04 € 11In Stock 1Expected 10/16/2026	Mfr. Part No. 1D40UM Mouser Part No 845-1D40UM	Altech	Circuit Breakers 40A D Characteristic UL 508 1 POLE Learn More about Altech um v ea circuit breakers	Datasheet	11In Stock 1Expected 10/16/2026	33,04 € 27,92 € 26,93 € 20,96 € View 20,27 € 19,66 € 19,17 € Quote	Min.: 1 Mult.: 1	UM			40 A	277 VAC	24 VDC	1 Pole	Handle	- 25 C	+ 55 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag IAGH666-1-65-40.0-01 AIRPAX 1: 168,17 € 1In Stock	Mfr. Part No. IAGH666-1-65-40.0-01 Mouser Part No 874-IAGH666165401	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	1In Stock	168,17 €	Min.: 1 Mult.: 1		Circuit Breakers		40 A			3 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Single pole compact high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off posit E-T-A 482-G323-J1M1-B2S0-40A 482-G323-J1M1-B2S0-40A E-T-A 1: 156,16 € 1In Stock	Mfr. Part No. 482-G323-J1M1-B2S0-40A Mouser Part No 457-2G323J1M1B2S040A	E-T-A	Circuit Breakers Single pole compact high performance thermal circuit breaker with tease-free, trip-free, snap action mechanism and push/pull on/off manual actuation (M-type TO CBE to EN 60934). An indicator band on the push button clearly shows the tripped/off posit	Datasheet	1In Stock	156,16 € 132,66 € 117,03 € 111,71 € View 109,76 € Quote	Min.: 1 Mult.: 1	482-G	Thermal Circuit Breakers	Thermal	40 A	125 VAC	28 VDC	1 Pole	Push-Pull	- 55 C	+ 75 C	Non-Illuminated
Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for 8340-F130-K4M2-A2H0-40A E-T-A 1: 224,79 € 2In Stock	Mfr. Part No. 8340-F130-K4M2-A2H0-40A Mouser Part No 457-834130K4M2A2H040	E-T-A	Circuit Breakers Single and multipole magnetic circuit breakers with trip-free mechanism and toggle actuation. A choice of fast magnetic only or hydraulically delayed switching characteristics (S-type MO or HM CBE to EN 60934) ensures suitability for	Datasheet	2In Stock	224,79 € 186,31 € 166,44 € 154,40 €	Min.: 1 Mult.: 1	8340-F	Hydraulic Magnetic Circuit Breakers	Thermal Magnetic	40 A	240 VAC, 415 VAC	80 VDC	3 Pole	Toggle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers FAZ-NA UL 489 MCB 240VAC 4P 40A D CURVE FAZ-D40/4-NA Eaton Electrical 1: 322,24 € 1In Stock	Mfr. Part No. FAZ-D40/4-NA Mouser Part No 504-FAZ-D40/4-NA	Eaton Electrical	Circuit Breakers FAZ-NA UL 489 MCB 240VAC 4P 40A D CURVE	Datasheet	1In Stock	322,24 € 251,41 € 235,94 € 212,25 € View Quote	Min.: 1 Mult.: 1	FAZ	Circuit Breakers	Miniature	40 A	240 VAC, 415 VAC		4 Pole	Handle	- 40 C	+ 75 C	Non-Illuminated
Circuit Breakers MCB SU200MR RTT 3P K 40A BCP SU203MR-K40 ABB 1: 204,17 € 3In Stock Restricted Availability 10Expected 11/30/2026 New At Mouser	Mfr. Part No. SU203MR-K40 Mouser Part No 894-SU203MR-K40 New At Mouser	ABB	Circuit Breakers MCB SU200MR RTT 3P K 40A BCP Learn More about ABB su200mr mini circuit breakers	Datasheet	3In Stock 10Expected 11/30/2026	204,17 € 181,78 € 166,62 € 148,69 € View Quote	Min.: 1 Mult.: 1 Restricted Availability	SU200MR	Circuit Breakers		40 A			3 Pole
Circuit Breakers MCB UL1077 C 3P 40A GSB633PC40 Carlo Gavazzi 1: 33,50 € 24In Stock	Mfr. Part No. GSB633PC40 Mouser Part No 225-GSB633PC40	Carlo Gavazzi	Circuit Breakers MCB UL1077 C 3P 40A	Datasheet	24In Stock	33,50 € 29,88 € 28,66 € 28,57 € Quote Quote	Min.: 1 Mult.: 1	GSB63	Circuit Breakers	Thermal Magnetic	40 A	277 VAC		3 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated	Bulk
Circuit Breakers TMC 72D 40A 1020078 Phoenix Contact 1: 38,96 € 62In Stock	Mfr. Part No. 1020078 Mouser Part No 651-1020078	Phoenix Contact	Circuit Breakers TMC 72D 40A Learn More about Phoenix Contact control cabinets	Datasheet	62In Stock	38,96 €	Min.: 1 Mult.: 1	TMC 7	Circuit Breakers	Thermal Magnetic	40 A	277 VAC	125 VDC	2 Pole	Lever	- 35 C	+ 70 C	Non-Illuminated
Circuit Breakers 1-pole, Push-To-Reset Button, 125-250 VAC/ 32 VDC 40 amp circuit breaker, interrupting capacity 0.250 Tab (Q.C.)/ Solder Lug terminals M11 Front Panel Metal Bushing with Round Plastic Nut UL 1077 Recognized cUL UL 1500 Recognized CLB-403-11B3A-B-A Carling Technologies 1: 8,58 € 501In Stock	Mfr. Part No. CLB-403-11B3A-B-A Mouser Part No 691-CLB40311B3ABA	Carling Technologies	Circuit Breakers 1-pole, Push-To-Reset Button, 125-250 VAC/ 32 VDC 40 amp circuit breaker, interrupting capacity 0.250 Tab (Q.C.)/ Solder Lug terminals M11 Front Panel Metal Bushing with Round Plastic Nut UL 1077 Recognized cUL UL 1500 Recognized Learn More about Carling Technologies carlingCLBcircuitbreakers	Datasheet	501In Stock	8,58 € 6,97 € 6,61 € 5,59 € View 5,36 € 4,99 € 4,89 €	Min.: 1 Mult.: 1	CLB	Thermal Circuit Breakers		40 A	125 VAC to 250 VAC	32 VDC	1 Pole	Push to Reset	- 10 C	+ 60 C	Non-Illuminated