Circuit Breaker

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Part	Manufacturer	Circuit Protection Type	Mounting Feature	Rated AC Voltage	Rated DC Voltage	Rated Current	Terminal Shape	Minimum Operating Temperature	Rated Breaking Capacity	Manufacturer Series	Trip Time/Delay	Additional Features	Actuator Type	Packing Method	Body Length/Diameter	Body Width	Environmental Characteristics	Dimensions	Circuit Function	Body Height	Reference Standard	No. of Poles	Maximum Operating Temperature	Blow Characteristic
W93-X112-40	TE Connectivity	Magnetic Circuit Breaker	Panel Mount	277 V		40 A	Stud	-40 °C (-40 °F)	5 kA		2.2 s		Toggle		2.5 in (63.5 mm)	2.25 in (57.15 mm)			Series Trip	1.845 in (46.86 mm)		3	85 °C (185 °F)
W33-S4B1Q-5	TE Connectivity	Thermal Circuit Breaker	Panel Mount	250 V	50 V	5 A	Quick Connect		1 kA		3 s		Rocker		1.89 in (48.01 mm)	0.98 in (24.89 mm)			Series Trip	1.724 in (43.79 mm)		2
W54-XA1C4A10-30	TE Connectivity	Thermal Circuit Breaker	Panel Mount	250 V	50 V	30 A	Lug	0 °C (32 °F)	1 kA		5 s		Push To Reset		1.378 in (35 mm)	0.575 in (14.6 mm)			Series Trip	1.22 in (31 mm)		1	60 °C (140 °F)
W57-XB2A99C10-5	TE Connectivity	Thermal Circuit Breaker	Panel Mount	250 V	50 V	5 A	Quick Connect	0 °C (32 °F)	1 kA		4 s		Push To Reset		1.15 in (29.2 mm)	0.575 in (14.6 mm)			Series Trip	0.89 in (22.6 mm)		1	60 °C (140 °F)
W91-X112-20	TE Connectivity	Magnetic Circuit Breaker	Panel Mount	277 V		20 A	Stud	-40 °C (-40 °F)	5 kA		2.2 s		Toggle		2.5 in (63.5 mm)	0.75 in (19.05 mm)			Series Trip	1.845 in (46.86 mm)		1	85 °C (185 °F)
W91-X112-2	TE Connectivity	Magnetic Circuit Breaker	Panel Mount	277 V		2 A	Stud	-40 °C (-40 °F)	5 kA		2.2 s		Toggle		2.5 in (63.5 mm)	1.5 in (38.1 mm)			Series Trip	1.845 in (46.86 mm)		1	85 °C (185 °F)
J7MN-3R-E63	Omron	Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		630 mA	Screw	-20 °C (-4 °F)	100 kA				Manual On/Off		3.366 in (85.5 mm)	1.772 in (45 mm)	IP20	3.366 x 1.772 x 3.858 in (85.5 x 45 x 98 mm)	Under Voltage Release	3.858 in (98 mm)	CSA; UL	3	60 °C (140 °F)
CTB-B-B-15	Carling Technologies	Thermal Circuit Breaker	Panel Mount	250 V	50 V	15 A	Quick Connect		1 kA				Rocker		0.76 in (19.31 mm)	0.76 in (19.31 mm)			Series Trip	1.535 in (38.99 mm)	CE; CUL; UL; VDE	1
CMB-053-27G3N-W-A/05	Carling Technologies	Thermal Circuit Breaker	Panel Mount	250 V	32 V	5 A	Quick Connect	-10 °C (14 °F)	1 kA				Push To Reset		1.154 in (29.3 mm)	0.551 in (14 mm)			Series Trip	1.78 in (45.2 mm)	CSA; CE; CUL; TUV; UL	1	60 °C (140 °F)
5SY4110-7	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		10 A	Snap On	-25 °C (-13 °F)	5 kA	5SY4110-7		Environmental Characteristics: IP20; Sealed			3.535 in (89.8 mm)	0.693 in (17.6 mm)	Environment/Moisture Resistant	3.535 x 0.693 x 2.764 in (89.8 x 17.6 x 70.2 mm)	Trip	2.764 in (70.2 mm)	CE; EAC; IMQ; KTL; UL; VDE	1	55 °C (131 °F)
5SJ4106-7HG41	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		6 A	Snap On	-25 °C (-13 °F)	14 kA	5SJ4106-7HG41		ENVIRONMENTAL CHARACTERISTICS: IP20; IP40; SEALED			4.283 in (108.8 mm)	0.693 in (17.6 mm)	Environment/Moisture Resistant	4.283 x 0.693 x 2.748 in (108.8 x 17.6 x 69.8 mm)	Trip	2.748 in (69.8 mm)	CCC; CE; EAC; UL; VDE	1	55 °C (131 °F)
5SY4106-7	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		6 A	Snap On	-25 °C (-13 °F)	5 kA	5SY4106-7		Environmental Characteristics: IP20; Sealed			3.535 in (89.8 mm)	0.693 in (17.6 mm)	Environment/Moisture Resistant	3.535 x 0.693 x 2.764 in (89.8 x 17.6 x 70.2 mm)	Trip	2.764 in (70.2 mm)	CE; EAC; IMQ; KTL; UL; VDE	1	55 °C (131 °F)
5SJ4110-7HG40	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		10 A	Snap On	-25 °C (-13 °F)	14 kA	5SJ4110-7HG40		ENVIRONMENTAL CHARACTERISTICS: IP20; IP40; SEALED			3.543 in (90 mm)	0.709 in (18 mm)	Environment/Moisture Resistant	3.543 x 0.709 x 2.756 in (90 x 18 x 70 mm)	Trip	2.756 in (70 mm)	CCC; CE; EAC; UL; VDE	1	55 °C (131 °F)
3RV2021-4BA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		20 A	Screw And Snap On	-20 °C (-4 °F)	2 kA	3RV2021-4BA10					3.819 in (97 mm)	1.772 in (45 mm)	Moisture Resistant; IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)		3.815 in (96.9 mm)	CCC; CSA; EAC; KTL; UL	3	60 °C (140 °F)
3RV2011-1HA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V	450 V	8 A	Screw And Snap On	-20 °C (-4 °F)	4 kA				Rotary Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.78 in (97 x 45 x 96 mm)	Trip	3.78 in (96 mm)		3	60 °C (140 °F)
GV2ME16	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		14 A	Screw And Snap On	-20 °C (-4 °F)	3 kA				Push Button	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	3.079 x 1.772 x 3.504 in (78.2 x 45 x 89 mm)	Trip	3.091 in (78.5 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	3	60 °C (140 °F)
GV2ME07	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		2.5 A	Screw And Snap On	-20 °C (-4 °F)	3 kA				Push Button	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	3.118 x 1.772 x 3.504 in (79.2 x 45 x 89 mm)	Trip	3.091 in (78.5 mm)	EN; IEC	3	60 °C (140 °F)
2907640	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	60 V	20 A	Snap On	-35 °C (-31 °F)	10 kA					Bulk	4.567 in (116 mm)	0.693 in (17.6 mm)				2.665 in (67.7 mm)	CUL; IEC-60947-2; UL	1	70 °C (158 °F)
5SY4104-7	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		4 A	Snap On	-25 °C (-13 °F)	5 kA	5SY4104-7		Environmental Characteristics: IP20; Sealed			3.535 in (89.8 mm)	0.693 in (17.6 mm)	Environment/Moisture Resistant	3.535 x 0.693 x 2.764 in (89.8 x 17.6 x 70.2 mm)	Trip	2.764 in (70.2 mm)	CCC; CE; EAC; GOST; IMQ; KTL; UL; VDE	1	55 °C (131 °F)
3-101-228	Schurter Ag	Thermal Circuit Breaker	Through Hole Mount	240 V	48 V	4 A	Solder	-5 °C (23 °F)	2 kA				Reset Type	Bulk	0.748 in (19 mm)	0.575 in (14.6 mm)	IP40		Trip Free	1.421 in (36.1 mm)	CCC; CSA; GB; IEC; UL; VDE	1	60 °C (140 °F)
483-G411-K1M1-A1S0ZN--10A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	115 V	28 V	10 A	Screw	-55 °C (-67 °F)	2.5 kA			Rated breaking capacity at 28 VDC: 6000 A	Push-Pull		0.768 in (19.5 mm)	0.559 in (14.2 mm)	IP40; IP00	0.768 x 0.559 x 1.22 in (19.5 x 14.2 x 31 mm)	Tease-Free And Trip-Free	1.22 in (31 mm)		1	125 °C (257 °F)
GV2ME10	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		6.3 A	Screw And Snap On	-20 °C (-4 °F)	3 kA				Push Button	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	3.079 x 1.772 x 3.504 in (78.2 x 45 x 89 mm)	Trip	3.091 in (78.5 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	3	60 °C (140 °F)
GV2ME20	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		18 A	Screw And Snap On	-20 °C (-4 °F)	3 kA				Push Button	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	3.079 x 1.772 x 3.504 in (78.2 x 45 x 89 mm)	Trip	3.091 in (78.5 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	3	60 °C (140 °F)
CA3-B0-20-615-121-C	Carling Technologies	Magnetic Circuit Breaker	Panel Mount	250 V		15 A	Stud	-40 °C (-40 °F)	3 kA				Handle		2.5 in (63.5 mm)	2.265 in (57.53 mm)	Corrosion/Moisture Resistant		Series Trip	1.85 in (47 mm)	CSA, UL	3	85 °C (185 °F)
CB4-B0-24-615-1C1-D	Carling Technologies	Magnetic Circuit Breaker	Panel Mount	250 V		15 A	Stud	-40 °C (-40 °F)	3 kA				Handle		2.5 in (63.5 mm)	3.015 in (76.58 mm)	Corrosion/Moisture Resistant		Series Trip	1.85 in (47 mm)	CSA, UL, VDE	4	85 °C (185 °F)
MF1-B-32-410-1-CE3-B-C	Carling Technologies	Magnetic Circuit Breaker	Panel Mount	125 V	80 V	1 A	Quick Connect	-40 °C (-40 °F)	360 A			Rated breaking capacity at 80 VDC: 600 A	Rocker		1.56 in (39.62 mm)	0.77 in (19.56 mm)	Corrosion/Moisture Resistant		Series Trip	1.53 in (38.86 mm)	CSA, UL	1	85 °C (185 °F)
GV2ME143	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		10 A	Screw And Snap On	-20 °C (-4 °F)	3 kA				Push Button	Bulk	3.976 in (101 mm)	1.772 in (45 mm)	IK04; IP20	3.079 x 1.772 x 3.976 in (78.2 x 45 x 101 mm)	Trip	3.091 in (78.5 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	3	60 °C (140 °F)
5SY4210-7	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		10 A	Screw And Snap On	-25 °C (-13 °F)	5 kA			Environmental Characteristics: Sealed			3.535 in (89.8 mm)	1.386 in (35.2 mm)	Environment/Moisture Resistant; IP20	3.535 x 1.386 x 2.992 in (89.8 x 35.2 x 76 mm)	Trip	2.992 in (76 mm)	CE; CCC; IMQ; RCM; UL; VDE	2	55 °C (131 °F)
60139	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V	125 V	4 A	Snap On	-30 °C (-22 °F)	6 kA			Rated breaking capacity at 125 VDC: 10000 A, Environmental Characteristics: IP40	Toggle		2.874 in (73 mm)	1.417 in (36 mm)	Environment/Moisture Resistant; IP20	2.874 x 1.417 x 4.213 in (73 x 36 x 107 mm)	Trip	4.213 in (107 mm)	CCC; CSA; GB; IEC; UL	2	70 °C (158 °F)
5SY4213-8	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V	400 V	13 A	Snap On	-25 °C (-13 °F)	5 kA			Interrupting current max(DC): 10000 A			3.535 in (89.8 mm)	1.386 in (35.2 mm)		3.535 x 1.386 x 2.992 in (89.8 x 35.2 x 76 mm)	Trip	2.992 in (76 mm)	CCC; CE; GOST; IMQ; UL; VDE	2	55 °C (131 °F)
5SY4208-8	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V	400 V	8 A	Snap On	-25 °C (-13 °F)	5 kA			Interrupting current max(DC): 10000 A			3.535 in (89.8 mm)	1.386 in (35.2 mm)		3.535 x 1.386 x 2.992 in (89.8 x 35.2 x 76 mm)	Trip	2.992 in (76 mm)	CCC; CE; GOST; IMQ; UL; VDE	2	55 °C (131 °F)
102082	Eaton Corporation	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	48 V	4 A	Snap On	-25 °C (-13 °F)	15 kA			Rated breaking capacity at 400 VAC					IP20; IP40		Trip		CE; CSA; EN; IEC; UL	1	75 °C (167 °F)
5SY4120-7	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		20 A	Snap On	-25 °C (-13 °F)	5 kA						3.535 in (89.8 mm)	0.693 in (17.6 mm)	IP20; Sealed	3.535 x 0.693 x 3.008 in (89.8 x 17.6 x 76.4 mm)	Trip	3.008 in (76.4 mm)	CCC; CE; IMQ; RCM; UL; VDE	1	55 °C (131 °F)
102083	Eaton Corporation	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	48 V	5 A	Snap On	-25 °C (-13 °F)	15 kA			Rated breaking capacity at 400 VAC					IP20; IP40		Trip		CE; CSA; EN; IEC; UL	1	75 °C (167 °F)
102164	Eaton Corporation	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	48 V	6 A	Snap On	-25 °C (-13 °F)	15 kA			Rated breaking capacity at 400 VAC					IP20; IP40		Trip		CE; CSA; EN; IEC; UL	2	75 °C (167 °F)
102167	Eaton Corporation	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	48 V	10 A	Snap On	-25 °C (-13 °F)	15 kA			Rated breaking capacity at 400 VAC					IP20; IP40		Trip		CE; CSA; EN; IEC; UL	2	75 °C (167 °F)
5SJ4218-7HG41	Siemens	Thermal Circuit Breaker	DIN Rail Mount	400 V		15 A	Snap On	-25 °C (-13 °F)	14 kA			Environmental Characteristics: Sealed			4.283 in (108.8 mm)	1.386 in (35.2 mm)	Environment Resistant; IP20; IP40	4.283 x 1.386 x 3.031 in (108.8 x 35.2 x 77 mm)	Trip	3.031 in (77 mm)	CCC; CE; UL; VDE	2	55 °C (131 °F)
3RV1011-1GA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		6.3 A	Snap On	-20 °C (-4 °F)	2 kA			Interrupting current max at 450 VDC: 10000 A	Rocker		3.543 in (90 mm)	1.772 in (45 mm)	IP00; IP20	3.543 x 1.772 x 2.953 in (90 x 45 x 75 mm)	Trip	2.953 in (75 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; UL; VDE	3	60 °C (140 °F)	Instantaneous
3RV2011-1FA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		5 A	Snap On	-20 °C (-4 °F)	4 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-1EA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		4 A	Snap On	-20 °C (-4 °F)	4 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-1FA25	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		5 A	Snap On	-20 °C (-4 °F)	4 kA			Interrupting current max at 450 VDC: 10000 A	Handle		4.173 in (106 mm)	1.772 in (45 mm)	IP20	4.173 x 1.772 x 3.815 in (106 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-1DA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		3.2 A	Snap On	-20 °C (-4 °F)	10 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-1HA20	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		8 A	Snap On	-20 °C (-4 °F)	4 kA			Interrupting current max at 450 VDC: 10000 A	Handle		4.173 in (106 mm)	1.772 in (45 mm)	IP20	4.173 x 1.772 x 3.815 in (106 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-0GA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		630 mA	Snap On	-20 °C (-4 °F)	100 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV1011-0GA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		630 mA	Snap On	-20 °C (-4 °F)	100 kA			Interrupting current max at 450 VDC: 10000 A	Rocker		3.543 in (90 mm)	1.772 in (45 mm)	IP20	3.543 x 1.772 x 2.953 in (90 x 45 x 75 mm)	Trip	2.953 in (75 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; UL; VDE	3	60 °C (140 °F)
3RV2011-4AA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		16 A	Snap On	-20 °C (-4 °F)	2 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-1GA10	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		6.3 A	Snap On	-20 °C (-4 °F)	4 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)
3RV2011-1DA15	Siemens	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		3.2 A	Snap On	-20 °C (-4 °F)	10 kA			Interrupting current max at 450 VDC: 10000 A	Handle		3.819 in (97 mm)	1.772 in (45 mm)	IP20	3.819 x 1.772 x 3.815 in (97 x 45 x 96.9 mm)	Trip	3.815 in (96.9 mm)	ATEX; CCC; CE; CSA; EAC; IECEX; KC; UL; VDE	3	60 °C (140 °F)

Circuit Breaker

A circuit breaker is an automatic electrical switch that is designed to protect an electrical circuit from damage caused by overcurrent or short circuits. Circuit breakers are commonly used in residential, commercial, and industrial electrical systems, and they are an important safety device that helps prevent electrical fires, equipment damage, and personal injury.

Circuit breakers work by monitoring the amount of current flowing through an electrical circuit. If the current exceeds a preset level, the circuit breaker will trip, or open the circuit, to prevent damage to the electrical system. When the circuit breaker trips, it interrupts the flow of current, which stops the electrical current from flowing and prevents further damage.

Circuit breakers are available in a variety of types and sizes, and they can be classified based on their voltage rating, current rating, and interrupting capacity. Some common types of circuit breakers include thermal circuit breakers, magnetic circuit breakers, and hybrid circuit breakers.

In addition to protecting electrical systems from overcurrent and short circuits, circuit breakers also help improve the reliability and efficiency of electrical systems. They can also be used to switch electrical circuits on and off, which can be helpful in certain applications.