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Thermal 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 W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC 1-2486200-9 TE Connectivity / P&B 1: £2.97 500In Stock 1,000Expected 26/10/2026 New Product	Mfr. Part No. 1-2486200-9 Mouser Part No 655-1-2486200-9 New Product	TE Connectivity / P&B	Circuit Breakers W52-A162A1-8=CKTBKR,THERM,ROCK,QC.250RED OPAQUE 250VAC Learn More about TE Connectivity / P&B te w52 rocker circuit breakers	Datasheet	500In Stock 1,000Expected 26/10/2026	£2.97 £2.71 £2.60 £2.05 View £1.74 £1.63 £1.43 £1.32	Min.: 1 Mult.: 1	W52	Circuit Breakers	Thermal	8 A	250 VAC		1 Pole	Rocker	0 C	+ 50 C	Non-Illuminated
Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC W33-T4B1Q-10 TE Connectivity / P&B 1: £73.03 210In Stock	Mfr. Part No. W33-T4B1Q-10 Mouser Part No 655-W33-T4B1Q-10	TE Connectivity / P&B	Circuit Breakers 10A 2-P Illum Amber P1 & P2 Trip QC	Datasheet	210In Stock	£73.03 £65.83 £65.52 £63.96 Quote Quote	Min.: 1 Mult.: 1	W33	Circuit Breakers	Thermal	10 A	250 VAC	50 VDC	2 Pole	Rocker	- 20 C	+ 60 C	Illuminated
Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe 1110-F112-P1M1-2.5A E-T-A 1: £23.70 92In Stock	Mfr. Part No. 1110-F112-P1M1-2.5A Mouser Part No 457-1110F112P1M12.5A	E-T-A	Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe	Datasheet	92In Stock	£23.70 £19.67 £18.15 £15.02 View £13.66 £13.27 £12.98	Min.: 1 Mult.: 1	1110-Fx12-P1M1	Circuit Breakers	Thermal	2.5 A	250 VAC	50 VDC	1 Pole	Push to Reset	- 20 C	+ 60 C	Non-Illuminated
Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated 3131-AF1PT-000000-1Y2-10A E-T-A 1: £29.58 341In Stock	Mfr. Part No. 3131-AF1PT-000000-1Y2-10A Mouser Part No 457-F1PT0000001Y210A	E-T-A	Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated	Datasheet	341In Stock	£29.58 £24.53 £18.80 £17.37 £17.33	Min.: 1 Mult.: 1	3131-A/C	Circuit Breakers	Thermal	10 A	240 VAC	28 VDC	1 Pole	Rocker	- 20 C	+ 60 C	Illuminated
Circuit Breakers Cir Brkr Hyd Mag PP21-1-15.0A-OA-V AIRPAX 1: £33.44 48In Stock	Mfr. Part No. PP21-1-15.0A-OA-V Mouser Part No 874-PP211150AOAV	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata snapak circuit protectors	Datasheet	48In Stock	£33.44	Min.: 1 Mult.: 1		Thermal Circuit Breakers	Thermal	15 A			2 Pole	Push-Pull	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag CPP11-52-15.0A-OC-V AIRPAX 1: £17.33 63In Stock	Mfr. Part No. CPP11-52-15.0A-OC-V Mouser Part No 874-CPP1152150AOCV	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata snapak circuit protectors	Datasheet	63In Stock	£17.33	Min.: 1 Mult.: 1	Snapak	Thermal Circuit Breakers	Thermal	15 A	250 VAC	65 VDC	1 Pole	Push-Pull	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers TCP 30/DC32V 0700030 Phoenix Contact 1: £11.57 235In Stock	Mfr. Part No. 0700030 Mouser Part No 651-0700030	Phoenix Contact	Circuit Breakers TCP 30/DC32V Learn More about Phoenix Contact tcp thermal circuit breakers	Datasheet	235In Stock	£11.57 £10.14	Min.: 1 Mult.: 1	TCP	Circuit Breakers	Thermal	30 A		32 VDC	1 Pole	Pushbutton	- 40 C	+ 85 C	Non-Illuminated	Bulk
Circuit Breakers 15A 2-P Illum Amber P1 Switch P2 Trip QC W33-S4B1Q-15 TE Connectivity / P&B 1: £52.85 75In Stock	Mfr. Part No. W33-S4B1Q-15 Mouser Part No 655-W33-S4B1Q-15	TE Connectivity / P&B	Circuit Breakers 15A 2-P Illum Amber P1 Switch P2 Trip QC	Datasheet	75In Stock	£52.85	Min.: 1 Mult.: 1	W33	Circuit Breakers	Thermal	15 A	250 VAC	50 VDC	2 Pole	Rocker	- 20 C	+ 60 C	Illuminated
Circuit Breakers 15A 2-P Illum Amber P1 & P2 Trip QC W33-T4B1Q-15 TE Connectivity / Raychem 1: £67.14 105In Stock	Mfr. Part No. W33-T4B1Q-15 Mouser Part No 655-W33-T4B1Q-15	TE Connectivity / Raychem	Circuit Breakers 15A 2-P Illum Amber P1 & P2 Trip QC	Datasheet	105In Stock	£67.14	Min.: 1 Mult.: 1	W33	Circuit Breakers	Thermal	15 A	250 VAC	50 VDC	2 Pole	Rocker	- 20 C	+ 60 C	Illuminated
Circuit Breakers 5A 2-P Black Rocker P1 Switch P2 Trip QC W33-S1N1Q-5 TE Connectivity / P&B 1: £57.29 74In Stock	Mfr. Part No. W33-S1N1Q-5 Mouser Part No 655-W33-S1N1Q-5	TE Connectivity / P&B	Circuit Breakers 5A 2-P Black Rocker P1 Switch P2 Trip QC	Datasheet	74In Stock	£57.29 £54.08 £53.38 £51.49 £49.13	Min.: 1 Mult.: 1	W33		Thermal	5 A	250 VAC	50 VDC	2 Pole	Rocker			Non-Illuminated
Circuit Breakers 5A ROCKR ACT NON-ILL W51-A152A1-5 TE Connectivity / P&B 1: £3.62 2,500In Stock	Mfr. Part No. W51-A152A1-5 Mouser Part No 655-W51-A152A1-5	TE Connectivity / P&B	Circuit Breakers 5A ROCKR ACT NON-ILL	Datasheet	2,500In Stock	£3.62 £3.19 £2.99	Min.: 1 Mult.: 1	W51	Circuit Breakers	Thermal	5 A	250 VAC	50 VDC	1 Pole	Rocker	0 C	+ 60 C	Non-Illuminated
Circuit Breakers 5A ROCKR ACT RED ILL W51-A122B1-5 TE Connectivity / P&B 1: £4.48 499In Stock	Mfr. Part No. W51-A122B1-5 Mouser Part No 655-W51-A122B1-5	TE Connectivity / P&B	Circuit Breakers 5A ROCKR ACT RED ILL	Datasheet	499In Stock	£4.48 £4.01 £3.32 £3.20 £3.06	Min.: 1 Mult.: 1	W51	Circuit Breakers	Thermal	5 A	250 VAC	50 VDC	1 Pole	Rocker	0 C	+ 50 C	Illuminated
Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker W51-A122B1-8 TE Connectivity / P&B 1: £4.57 676In Stock	Mfr. Part No. W51-A122B1-8 Mouser Part No 655-W51-A122B1-8	TE Connectivity / P&B	Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker	Datasheet	676In Stock	£4.57 £4.09 £3.55 £3.17 View £2.93 £2.84 £2.77 £2.76	Min.: 1 Mult.: 1	W51	Circuit Breakers	Thermal	8 A	250 VAC	50 VDC	1 Pole	Rocker	0 C	+ 50 C	Illuminated	Tray
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-G212-K1M1-A1S0-35A 482-G212-K1M1-A1S0-35A E-T-A 1: £133.05 25In Stock	Mfr. Part No. 482-G212-K1M1-A1S0-35A Mouser Part No 457-2G212K1M1A1S035A	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	25In Stock	£133.05 £110.34 £102.81 £85.56	Min.: 1 Mult.: 1	482	Thermal Circuit Breakers	Thermal	35 A	115 VAC	28 VDC	1 Pole	Push-Pull	- 55 C	+ 75 C	Non-Illuminated
Circuit Breakers 5A ROCKR ACT RED ILL W51-A121B1-5 TE Connectivity / P&B 1: £4.26 1,792In Stock	Mfr. Part No. W51-A121B1-5 Mouser Part No 655-W51-A121B1-5	TE Connectivity / P&B	Circuit Breakers 5A ROCKR ACT RED ILL	Datasheet	1,792In Stock	£4.26 £3.81 £3.40 £3.13 View £2.99 £2.84 £2.79 £2.76	Min.: 1 Mult.: 1	W51	Circuit Breakers	Thermal	5 A	125 VAC	50 VDC	1 Pole	Rocker	0 C	+ 50 C	Illuminated
Circuit Breakers CIRCUIT BREAKER PP21-2-5.00A-OB-V AIRPAX 1: £33.44 34In Stock	Mfr. Part No. PP21-2-5.00A-OB-V Mouser Part No 874-PP21-2-500A-OB-V	AIRPAX	Circuit Breakers CIRCUIT BREAKER Learn More about AIRPAX sensata snapak circuit protectors	Datasheet	34In Stock	£33.44	Min.: 1 Mult.: 1	Snapak	Thermal Circuit Breakers	Thermal	5 A	250 VAC	65 VDC	2 Pole	Push-Pull	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers R21-61-7.50A-W02EV AIRPAX 1: £80.04 3In Stock	Mfr. Part No. R21-61-7.50A-W02EV Mouser Part No 874-R21-61-750AW02EV	AIRPAX	Circuit Breakers	Datasheet	3In Stock	£80.04 £75.83 £71.62 £68.47	Min.: 1 Mult.: 1		Thermal Circuit Breakers	Thermal	7.5 A			2 Pole	Rocker	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers 10A RCKR ACT NON-ILL W51-A152A1-10 TE Connectivity / P&B 1: £4.09 961In Stock	Mfr. Part No. W51-A152A1-10 Mouser Part No 655-W51-A152A1-10	TE Connectivity / P&B	Circuit Breakers 10A RCKR ACT NON-ILL	Datasheet	961In Stock	£4.09 £3.79 £3.68 £3.21 £3.19	Min.: 1 Mult.: 1	W51	Circuit Breakers	Thermal	10 A	250 VAC	50 VDC	1 Pole	Rocker	0 C	+ 60 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag PR11-0-1.00A-XX AIRPAX 1: £14.05 53In Stock	Mfr. Part No. PR11-0-1.00A-XX Mouser Part No 874-PR110100AXX	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag Learn More about AIRPAX sensata snapak circuit protectors	Datasheet	53In Stock	£14.05	Min.: 1 Mult.: 1	Snapak	Thermal Circuit Breakers	Thermal	1 A			1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Cir Brkr Hyd Mag PR11-2-3.00A-9440-1-V AIRPAX 1: £14.12 45In Stock	Mfr. Part No. PR11-2-3.00A-9440-1-V Mouser Part No 874-PR112300A94401V	AIRPAX	Circuit Breakers Cir Brkr Hyd Mag	Datasheet	45In Stock	£14.12	Min.: 1 Mult.: 1	Snapak	Thermal Circuit Breakers	Thermal	3 A			1 Pole	Push to Reset	- 40 C	+ 85 C	Non-Illuminated
Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe 1110-F112-P1M1-6A E-T-A 1: £20.68 50In Stock	Mfr. Part No. 1110-F112-P1M1-6A Mouser Part No 457-1110F112P1M16A	E-T-A	Circuit Breakers Single pole switch/thermal circuit breaker (S-type TO CBE to EN 60934) with tease-free, trip-free, snap action mechanism. Designed for snap-in panel mounting utilising round hole or industry standard fuse-holder cut-out dimensions. Fe	Datasheet	50In Stock	£20.68 £16.78 £15.50 £13.74 View £13.06 £11.81	Min.: 1 Mult.: 1	1110-Fx12-P1M1	Circuit Breakers	Thermal	6 A	250 VAC	50 VDC	1 Pole	Push to Reset	- 20 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-F150-P7T1-W19QG7-10A E-T-A 1: £61.35 2In Stock	Mfr. Part No. 3130-F150-P7T1-W19QG7-10A Mouser Part No 457-150P7T1W19QG710A	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	2In Stock	£61.35 £40.60 £33.33 £33.02 View £31.89 £30.54 Quote	Min.: 1 Mult.: 1		Circuit Breakers	Thermal	10 A	240 VAC, 415 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated
Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated 3131-AF1PT-000000-3Y2-5A E-T-A 1: £35.07 10In Stock	Mfr. Part No. 3131-AF1PT-000000-3Y2-5A Mouser Part No 457-AF1PT0000003Y25A	E-T-A	Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated	Datasheet	10In Stock	£35.07 £29.89 £22.35 £20.70 View £20.47 £20.02 £19.94 Quote	Min.: 1 Mult.: 1	3131-A/C	Circuit Breakers	Thermal	5 A			1 Pole	Rocker
Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated 3131-CF1PT-000000-3Y2-10A E-T-A 1: £29.59 9In Stock	Mfr. Part No. 3131-CF1PT-000000-3Y2-10A Mouser Part No 457-CF1PT000003Y210A	E-T-A	Circuit Breakers Combination of single pole circuit breaker and ON/OFF switch with soft-touch rocker actuation. Contoured rockers are available with a choice of colours and legends, with optional illumination. The 3131 is sealed to provide IP66 rated	Datasheet	9In Stock	£29.59 £24.54 £20.36 £17.99 View £17.35 £16.78	Min.: 1 Mult.: 1	3131-A/C	Circuit Breakers	Thermal	10 A			1 Pole	Rocker
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-F150-P7T1-W12QR3-10A E-T-A 1: £61.35 8In Stock	Mfr. Part No. 3130-F150-P7T1-W12QR3-10A Mouser Part No 457-F150P7T1W12QR310	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	8In Stock	£61.35 £50.89 £45.45 £32.28 View £31.61 £30.69 Quote	Min.: 1 Mult.: 1	3130-F	Circuit Breakers	Thermal	10 A	240 VAC, 415 VAC	50 VDC	2 Pole	Rocker	- 30 C	+ 60 C	Illuminated