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Snap-In Circuit Breakers

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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 Cir Brkr Hyd Mag 203-22-1-61-502-E-1-1-A AIRPAX 1: £401.27 1On Order	Mfr. Part No. 203-22-1-61-502-E-1-1-A Mouser Part No 874-20322161502E11A	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag		1On Order	£401.27	Min.: 1 Mult.: 1	203	Circuit Breakers		5 A	250 VAC		2 Pole	Rocker	- 40 C	+ 85 C	Illuminated
Circuit Breakers CIRCUIT BREAKER B21-3-15.0A-01-11BL-V AIRPAX 1: £38.28 9Expected 01/12/2026	Mfr. Part No. B21-3-15.0A-01-11BL-V Mouser Part No 874-B213150A0111BLV	AIRPAX	Circuit Breakers CIRCUIT BREAKER Learn More about AIRPAX sensata snapak circuit protectors	Datasheet	9Expected 01/12/2026	£38.28	Min.: 1 Mult.: 1	Snapak	Circuit Breakers	Hydraulic Magnetic	15 A	250 VAC	65 VDC	2 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag IEGH66-1-72-40.0-91-V AIRPAX 1: £86.63 5Expected 07/12/2026	Mfr. Part No. IEGH66-1-72-40.0-91-V Mouser Part No 874-IEGH6617240091V	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata ieg breakers	Datasheet	5Expected 07/12/2026	£86.63	Min.: 1 Mult.: 1	IEG	Hydraulic Magnetic Circuit Breakers	Hydraulic Magnetic	40 A	250 VAC	80 VDC	2 Pole	Handle	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag R21-62-20.0A-G102CV-V AIRPAX 1: £83.48 2Expected 19/11/2026	Mfr. Part No. R21-62-20.0A-G102CV-V Mouser Part No 874-R2162200AG102CVV	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	2Expected 19/11/2026	£83.48	Min.: 1 Mult.: 1	Snapak	Thermal Circuit Breakers	Thermal	20 A			2 Pole	Rocker
Circuit Breakers Miniaturised single pole rocker switch/thermal circuit breaker combining ON/OFF switching and extremely fast overload performance in a single component (S-type TO CBE to EN 60934/IEC 934). Under overload conditions an internal neon (f 1410-F110-P1F1-W14Q-1A E-T-A 1: £19.62 100Expected 27/11/2026	Mfr. Part No. 1410-F110-P1F1-W14Q-1A Mouser Part No 457-10F110P1F1W14Q1A	E-T-A	Circuit Breakers Miniaturised single pole rocker switch/thermal circuit breaker combining ON/OFF switching and extremely fast overload performance in a single component (S-type TO CBE to EN 60934/IEC 934). Under overload conditions an internal neon (f	Datasheet	100Expected 27/11/2026	£19.62 £16.27 £15.02 £12.44 View £11.46 £10.72	Min.: 1 Mult.: 1	1410-F1	Circuit Breakers	Miniature	1 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 70 C	Non-Illuminated
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N311-P7T1-W12DY3-5A E-T-A 1: £28.22 8Expected 12/11/2026	Mfr. Part No. 3120-N311-P7T1-W12DY3-5A Mouser Part No 457-311P7T1W12DY35A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	8Expected 12/11/2026	£28.22 £23.41 £19.91 £18.33 View £16.44 £15.91 £15.73	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	5 A	115 VAC	50 VDC	1 Pole	Rocker	- 30 C	+ 60 C	Illuminated
Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot 3120-N321-P7T1-W12DY4-10A E-T-A 1: £33.24 5Expected 08/01/2027	Mfr. Part No. 3120-N321-P7T1-W12DY4-10A Mouser Part No 457-3120N32112DY410A	E-T-A	Circuit Breakers The 3120-N thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N is ideally suited for overload prot	Datasheet	5Expected 08/01/2027	£33.24 £28.32 £27.22 £25.26 View £23.01 £22.29	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	10 A	230 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite 3120-N524-P7T1-W01D-20A E-T-A 1: £40.56 10On Order	Mfr. Part No. 3120-N524-P7T1-W01D-20A Mouser Part No 457-524P7T1W01D20	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally suite Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	10On Order	£40.56 £31.05 £28.45 £25.34 View £25.21 £24.03 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	20 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally sui 3120-N554-P7T1-W04D-16A E-T-A 1: £36.84 9On Order	Mfr. Part No. 3120-N554-P7T1-W04D-16A Mouser Part No 457-554P7T1W04D16A	E-T-A	Circuit Breakers The 3120-N...4 IP65 rated thermal circuit breaker/switch combination unites overcurrent protection and the function of an ON/OFF switch within a single component. The trip element is a thermal bimetal. Type 3120-N...4 is ideally sui Learn More about E-T-A e t a 3120 n thermal circuit breakers	Datasheet	9On Order	£36.84 £34.45 £28.29 £27.73 View £25.39 £25.16 Quote	Min.: 1 Mult.: 1	3120-N	Thermal Circuit Breakers	Overcurrent Protection	16 A	240 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Non-Illuminated
Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double 3130-F120-P7T1-W12QY7-5A E-T-A 1: £39.57 34On Order	Mfr. Part No. 3130-F120-P7T1-W12QY7-5A Mouser Part No 457-F120P7T1W12QY75A	E-T-A	Circuit Breakers Single, two and three pole rocker switch/thermal trip free circuit breakers (S-type TO CBE to EN 60934) of compact design for snap-in panel mounting. Available either with protection on one/both/all poles or, in the case of the double	Datasheet	34On Order	£39.57 £32.83 £30.28 £25.07 View £23.09 £22.85	Min.: 1 Mult.: 1	3130-F	Circuit Breakers	Thermal	5 A	240 VAC, 415 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated
Circuit Breakers CBE TA35-CBDWF200C0 4435.0013 Schurter 1: £20.81 100Expected 24/12/2026	Mfr. Part No. 4435.0013 Mouser Part No 693-4435.0013	Schurter	Circuit Breakers CBE TA35-CBDWF200C0 Learn More about Schurter ta36 ta35 circuit breakers	Datasheet	100Expected 24/12/2026	£20.81 £17.28 £14.96 £12.87 View £12.08 £11.11	Min.: 1 Mult.: 1	TA35-2P	Circuit Breakers	Thermal	20 A	240 V	60 V	2 Pole	Rocker	0 C	+ 60 C	Non-Illuminated
Circuit Breakers 15 A ONE POLE FLAT MB1-B-34-615-1-A26-B-C Carling Technologies 1: £28.46 8Expected 30/11/2026	Mfr. Part No. MB1-B-34-615-1-A26-B-C Mouser Part No 691-MB1B346151A26BC	Carling Technologies	Circuit Breakers 15 A ONE POLE FLAT Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	8Expected 30/11/2026	£28.46 £23.61 £20.20 £18.80 View £16.99 £16.56 £16.17 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	15 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MD1B344501A35BC MD1-B-34-450-1-A35-B-C Carling Technologies 1: £32.78 9Expected 04/01/2027	Mfr. Part No. MD1-B-34-450-1-A35-B-C Mouser Part No 691-MD1B34451A35BC	Carling Technologies	Circuit Breakers MD1B344501A35BC Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	9Expected 04/01/2027	£32.78 £27.19 £22.66 £20.62 View £18.86 £18.35 £17.90 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers TA45 Circuit Breaker 2p RO 3A 4430.2370 Schurter 1: £33.10 19On Order	Mfr. Part No. 4430.2370 Mouser Part No 693-4430.2370	Schurter	Circuit Breakers TA45 Circuit Breaker 2p RO 3A	Datasheet	19On Order	£33.10 £27.46 £23.19 £21.44 View £20.67 £20.15 £20.14 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Thermal	3 A	240 VAC	60 VDC	2 Pole	Rocker	- 10 C	+ 55 C
Circuit Breakers 20A Snap In Plastic .250 QC TAB QMB-203-00ENN-3BA Qualtek 1: £2.50 500Expected 09/11/2026	Mfr. Part No. QMB-203-00ENN-3BA Mouser Part No 562-QMB20300ENN3BA	Qualtek	Circuit Breakers 20A Snap In Plastic .250 QC TAB Learn More about Qualtek qmb thermal circuit breakers	Datasheet	500Expected 09/11/2026	£2.50 £2.07 £1.90 £1.58 View £1.46 £1.32 £1.20 £1.01	Min.: 1 Mult.: 1	QMB	Circuit Breakers	Thermal	20 A	125 VAC to 250 VAC	32 VDC	1 Pole	Pushbutton	- 10 C	+ 60 C	Non-Illuminated
Circuit Breakers W51-A151A1-15=CKTBKR THERM ROCK 1-1423673-8 TE Connectivity / P&B 1,000: £2.80 1,000Factory Stock Available	Mfr. Part No. 1-1423673-8 Mouser Part No 655-1-1423673-8	TE Connectivity / P&B	Circuit Breakers W51-A151A1-15=CKTBKR THERM ROCK	Datasheet	1,000Factory Stock Available More Info Available	£2.80	Min.: 1,000 Mult.: 1,000	W51		Supplementary Protector	15 A	125 VAC	50 VDC	1 Pole	Rocker	0 C	+ 60 C	Non-Illuminated
Circuit Breakers 5 A ONE POLE ANGLED MA1-B-34-450-1-A26-B-C Carling Technologies 1: £28.46 30Expected 04/11/2026	Mfr. Part No. MA1-B-34-450-1-A26-B-C Mouser Part No 691-MA1B344501A26BC	Carling Technologies	Circuit Breakers 5 A ONE POLE ANGLED Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	30Expected 04/11/2026	£28.46 £23.61 £20.06 £19.01 View £18.47 £18.08 Quote	Min.: 1 Mult.: 1	M	Hydraulic Magnetic Circuit Breakers	Rocker	5 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 10 A ONE POLE ANGLED MA1-B-34-610-1-A26-B-C Carling Technologies 1: £28.46 29Expected 01/01/2027	Mfr. Part No. MA1-B-34-610-1-A26-B-C Mouser Part No 691-MA1B346101A26BC	Carling Technologies	Circuit Breakers 10 A ONE POLE ANGLED Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	29Expected 01/01/2027	£28.46 £23.61 £21.44 £20.14 View £18.68 £18.13 £17.74 Quote	Min.: 1 Mult.: 1	M	Hydraulic Magnetic Circuit Breakers	Rocker	10 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated	Bulk
Circuit Breakers 15 A ONE POLE ANGLED MA1-B-34-615-1-A12-B-C Carling Technologies 1: £28.46 30Expected 11/11/2026	Mfr. Part No. MA1-B-34-615-1-A12-B-C Mouser Part No 691-MA1B346151A12BC	Carling Technologies	Circuit Breakers 15 A ONE POLE ANGLED Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	30Expected 11/11/2026	£28.46 £23.61 £21.21 £19.53 View £17.90 £17.47 £17.08 Quote	Min.: 1 Mult.: 1	M	Hydraulic Magnetic Circuit Breakers	Rocker	15 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 25 A ONE POLE ANGLED MA1-B-34-625-1-A26-B-C Carling Technologies 1: £28.46 14Expected 16/12/2026	Mfr. Part No. MA1-B-34-625-1-A26-B-C Mouser Part No 691-MA1B346251A26BC	Carling Technologies	Circuit Breakers 25 A ONE POLE ANGLED Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	14Expected 16/12/2026	£28.46 £23.61 £21.44 £20.40 View £19.01 £18.47 £18.08 Quote	Min.: 1 Mult.: 1	M	Hydraulic Magnetic Circuit Breakers	Rocker	25 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 10A 1Pole .250 QC Black Act, Non-Illum MA1-B-94-610-1-A24-B-C Carling Technologies 1: £30.89 29Expected 16/12/2026	Mfr. Part No. MA1-B-94-610-1-A24-B-C Mouser Part No 691-MA1B946101A24BC	Carling Technologies	Circuit Breakers 10A 1Pole .250 QC Black Act, Non-Illum Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	29Expected 16/12/2026	£30.89 £25.61 £23.13 £21.31 View £20.62 £19.95 £19.44 Quote	Min.: 1 Mult.: 1	M	Hydraulic Magnetic Circuit Breakers	Rocker	10 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 15 A ONE POLE FLAT MB1-B-34-615-1-A27-B-C Carling Technologies 1: £28.46 40Expected 10/12/2026	Mfr. Part No. MB1-B-34-615-1-A27-B-C Mouser Part No 691-MB1B346151A27BC	Carling Technologies	Circuit Breakers 15 A ONE POLE FLAT Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	40Expected 10/12/2026	£28.46 £23.61 £19.31 £17.40 View £15.87 £15.43 £15.04 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	15 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 15 A TWO POLE FLAT MB2-B-34-615-1-A27-B-C Carling Technologies 1: £49.49 9Expected 11/12/2026	Mfr. Part No. MB2-B-34-615-1-A27-B-C Mouser Part No 691-MB2B346151A27BC	Carling Technologies	Circuit Breakers 15 A TWO POLE FLAT Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	9Expected 11/12/2026	£49.49 £42.20 £38.67 £35.93 View £33.38 £32.57 Quote	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	15 A	125 VAC, 250 VAC	80 VDC	2 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers MD1B346151A15BC MD1-B-34-615-1-A15-B-C Carling Technologies 1: £32.78 8Expected 05/11/2026	Mfr. Part No. MD1-B-34-615-1-A15-B-C Mouser Part No 691-MD1B346151A15BC	Carling Technologies	Circuit Breakers MD1B346151A15BC Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	8Expected 05/11/2026	£32.78 £27.19 £24.89 £24.78	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic	15 A	125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 1pole QC NonIllum Red Act ME1-X-01-144-1-A33-2-C Carling Technologies 1: £24.87 10Expected 11/11/2026	Mfr. Part No. ME1-X-01-144-1-A33-2-C Mouser Part No 691-ME1X011441A332C	Carling Technologies	Circuit Breakers 1pole QC NonIllum Red Act Learn More about Carling Technologies carling hydraulic magnetic circuit breakers	Datasheet	10Expected 11/11/2026	£24.87 £23.18 £17.19 £16.63	Min.: 1 Mult.: 1	M	Circuit Breakers	Hydraulic Magnetic		125 VAC, 250 VAC	80 VDC	1 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated