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	Additional Features	Actuator Type	Packing Method	Body Length/Diameter	Body Width	Environmental Characteristics	Circuit Function	Body Height	Reference Standard	No. of Poles	Maximum Operating Temperature
J7MC-3R-13	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		13 A	Screw	-20 °C (-4 °F)	50 kA		Rotary Knob		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Manual On/Off	3.728 in (94.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3R-16	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		16 A	Screw	-20 °C (-4 °F)	105 kA		Rotary Knob		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Manual On/Off	3.728 in (94.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3R-20	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		20 A	Screw	-20 °C (-4 °F)	105 kA		Rotary Knob		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Manual On/Off	3.728 in (94.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3R-6	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		6.3 A	Screw	-20 °C (-4 °F)	100 kA		Rotary Knob		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Manual On/Off	3.728 in (94.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3P-10	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		10 A	Screw	-20 °C (-4 °F)	15 kA		Rocker		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Trip	2.941 in (74.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3P-2E5	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		2.5 A	Screw	-20 °C (-4 °F)	100 kA		Rocker		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Trip	2.941 in (74.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3P-6	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		6.3 A	Screw	-20 °C (-4 °F)	100 kA		Rocker		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Trip	2.941 in (74.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
J7MC-3P-1E6	Omron	Thermal Magnetic Circuit Breaker	DIN Rail Mount	440 V		1.6 A	Screw	-20 °C (-4 °F)	100 kA		Rocker		5.118 in (130 mm)	1.772 in (45 mm)	IP20	Trip	2.941 in (74.7 mm)	CCC; CE; CUL; IEC; PSE; TUV; UL	3	60 °C (140 °F)
1019987	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	60 V	30 A	Snap On	-35 °C (-31 °F)	5 kA			Bulk	3.205 in (81.4 mm)	0.693 in (17.6 mm)	IP20	Trip	2.587 in (65.7 mm)	CUL; IEC-60947-2; UL	1	70 °C (158 °F)
1019986	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	60 V	25 A	Snap On	-35 °C (-31 °F)	5 kA		Toggle	Bulk	3.205 in (81.4 mm)	0.693 in (17.6 mm)	IP20	Trip Free	2.587 in (65.7 mm)	CUL; UL	1	70 °C (158 °F)
CLB-103-27E3N-B-A	Carling Technologies	Thermal Circuit Breaker	Panel Mount	250 V	32 V	10 A	Tab		2.5 kA		Push To Reset		1.378 in (35 mm)	0.571 in (14.5 mm)		Series Trip	1.693 in (43 mm)	CE; CSA; CUL; TUV; UL	1
CLB-103-27E3N-W-A	Carling Technologies	Thermal Circuit Breaker	Panel Mount	250 V	32 V	10 A	Tab		2.5 kA		Push To Reset		1.378 in (35 mm)	0.571 in (14.5 mm)		Series Trip	1.693 in (43 mm)	CE; CSA; CUL; TUV; UL	1
AA1-B0-26-625-3D1-C	Carling Technologies	Magnetic Circuit Breaker	Panel Mount	277 V		25 A	Screw	-40 °C (-40 °F)	5 kA		Toggle		2 in (50.8 mm)	0.755 in (19.18 mm)	Corrosion/Moisture Resistant	Series Trip	1.64 in (41.66 mm)	CSA; UL	1	85 °C (185 °F)
AA1-B0-34-625-3B1-C	Carling Technologies	Magnetic Circuit Breaker	Panel Mount	277 V	80 V	25 A	Screw	-40 °C (-40 °F)	5 kA		Toggle		2 in (50.8 mm)	0.755 in (19.18 mm)	Corrosion/Moisture Resistant	Series Trip	1.64 in (41.66 mm)	CSA; UL	1	85 °C (185 °F)
203-22-1-66-103-4-1-1	Sensata Technologies	Magnetic Circuit Breaker	Panel Mount	250 V			Quick Connect	-40 °C (-40 °F)	2 kA		Rocker		2 in (50.8 mm)	1.54 in (39.12 mm)		Series Trip	1.77 in (44.96 mm)	CSA; UL	2	85 °C (185 °F)
GFL2D200302	Altech	Magnetic Circuit Breaker	DIN Rail Mount	240 V		20 A	Snap On		10 kA		Toggle		4.134 in (105 mm)	1.378 in (35 mm)		Trip	2.362 in (60 mm)	CUL; UL	1
583-G411-K1M1-A1S0TN-2A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	200 V	28 V	2 A	Screw	-55 °C (-67 °F)	1 kA	Rated breaking capacity at 28 VDC: 6000 A	Push-Pull		1.89 in (48 mm)	0.78 in (19.8 mm)	Corrosion/Moisture Resistant; IP00; IP40	Trip Free	1.496 in (38 mm)	BW; QPL	3	125 °C (257 °F)
ESX10-103-DC24V-3A-E	E-t-a Elektrotechnische Apparate	Equipment Leakage Circuit Breaker	Panel Mount		24 V	3 A	Quick Connect	0 °C (32 °F)			Manual On/Off		2.362 in (60 mm)	0.484 in (12.3 mm)	Moisture Resistant; IP00; IP30	Trip	2.756 in (70 mm)	CSA; CUL; DNVGL; UL	1	50 °C (122 °F)
482-G111-K1M1-A1S1-50A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	115 V	28 V	50 A	Screw	-55 °C (-67 °F)	5 kA		Push Button		1.22 in (31 mm)	0.709 in (18 mm)	Corrosion/Moisture Resistant; IP00; IP40	Trip Free	1.89 in (48 mm)	BW; CSA; UL	1	75 °C (167 °F)
482-G111-K1M1-A1S1-5A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	115 V	28 V	5 A	Screw	-55 °C (-67 °F)	5 kA		Push Button		1.22 in (31 mm)	0.709 in (18 mm)	Corrosion/Moisture Resistant; IP00; IP40	Trip Free	1.89 in (48 mm)	BW; CSA; UL	1	75 °C (167 °F)
1019977	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	60 V	6 A	Snap On	-35 °C (-31 °F)	5 kA	RATED BREAKING CAPACITY AT 60 VDC: 7500 A	Toggle	Bulk	3.205 in (81.4 mm)	0.693 in (17.6 mm)	IP20	Trip	2.37 in (60.2 mm)	CUL; IEC 60947-2; TUV; UL	1	70 °C (158 °F)
1019974	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	60 V	3 A	Snap On	-35 °C (-31 °F)	5 kA	RATED BREAKING CAPACITY AT 60 VDC: 7500 A	Toggle	Bulk	3.205 in (81.4 mm)	0.693 in (17.6 mm)	IP20	Trip	2.587 in (65.7 mm)	CUL; IEC 60947-2; TUV; UL	1	70 °C (158 °F)
3120-N321-P7T1-W19DG4-10A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	10 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-15A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	15 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-2A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	2 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-5A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	5 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-8A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	8 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-20A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	20 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-6A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	6 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-16A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	16 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
3120-N321-P7T1-W19DG4-3A	E-t-a Elektrotechnische Apparate	Thermal Circuit Breaker	Panel Mount	240 V	50 V	3 A	Quick Connect	-30 °C (-22 °F)	5 kA	Rated breaking capacity at 50 VDC: 1000 A	Rocker				Corrosion/Moisture Resistant; IP00; IP40	Manual On/Off		CCC; CE; CSA; CQC; KTL; UL; VDE	2	60 °C (140 °F)
NRBM3100-20AAA	Idec	Magnetic Circuit Breaker	Panel Mount	250 V		20 A	Stud	-40 °C (-40 °F)	1 kA		Lever		2.48 in (63 mm)	2.256 in (57.3 mm)		Series Trip	1.87 in (47.5 mm)	CCC; CE; CUL; PSE; UL; VDE	3	85 °C (185 °F)
CCP2-3-60CF	Eaton Corporation	Equipment Leakage Circuit Breaker		600 V	125 V	60 A			200 kA		Toggle Handle		3 in (76.2 mm)	3 in (76.2 mm)			4.5 in (114.3 mm)	UL	3
CCP2SL-3-60CF	Eaton Corporation	Equipment Leakage Circuit Breaker		600 V	125 V	225 A			200 kA		Toggle Handle		8.1 in (205.74 mm)	3 in (76.2 mm)			3.5 in (88.9 mm)	CCC; UL	3
CCP2R-2-30CC	Eaton Corporation	Equipment Leakage Circuit Breaker	DIN Rail Mount	600 V	125 V	30 A	Snap On		200 kA		Toggle Handle		3.7 in (93.98 mm)	0.3 in (7.62 mm)			1.9 in (48.26 mm)	UL	2
2908219	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	125 V	6 A	Snap On	-35 °C (-31 °F)			Handle	Bulk	3.378 in (85.8 mm)	0.354 in (9 mm)		Trip	2.587 in (65.7 mm)	CUL; UL	1	70 °C (158 °F)
GV2P08	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		4 A	Screw And Snap On	-20 °C (-4 °F)	8 kA		Rotary Handle	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	Trip	3.819 in (97 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	3	60 °C (140 °F)
CCP2SL-2-30CC	Eaton Corporation	Equipment Leakage Circuit Breaker	DIN Rail Mount	600 V	125 V	30 A	Snap On		200 kA		Toggle Handle		3.7 in (93.98 mm)	0.3 in (7.62 mm)		Manual On/Off	1.9 in (48.26 mm)		2
1010289	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	240 V		40 A	Screw	-35 °C (-31 °F)	10 kA		Handle	Bulk	4.567 in (116 mm)	2.083 in (52.9 mm)		Trip	2.587 in (65.7 mm)	CUL; TUV; UL	3	70 °C (158 °F)
1010284	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	240 V		50 A	Screw	-35 °C (-31 °F)	10 kA		Handle	Bulk	4.567 in (116 mm)	2.083 in (52.9 mm)		Trip	2.587 in (65.7 mm)	CUL; TUV; UL	3	70 °C (158 °F)
CCP2-2-30CC	Eaton Corporation	Equipment Leakage Circuit Breaker	Panel Mount	600 V	125 V	30 A			200 kA		Toggle Handle		3.1 in (78.74 mm)	1.4 in (35.56 mm)		Manual On/Off	3.9 in (99.06 mm)	UL	2
CCP2-3-100CF	Eaton Corporation	Thermal Circuit Breaker	Panel Mount	600 V	125 V	100 A					Toggle Handle		3.6 in (91.44 mm)	3 in (76.2 mm)		Manual On/Off	5.8 in (147.32 mm)	UL	3
CCP2-2-100CF	Eaton Corporation	Equipment Leakage Circuit Breaker	Panel Mount	600 V	125 V	100 A					Toggle Handle		3.6 in (91.44 mm)	2 in (50.8 mm)		Manual On/Off	5.8 in (147.32 mm)	UL	2
1019997	Phoenix Contact	Thermal Magnetic Circuit Breaker	DIN Rail Mount	277 V	125 V	4 A	Screw	-35 °C (-31 °F)	5 kA		Handle	Bulk	3.205 in (81.4 mm)	1.39 in (35.3 mm)	IP20	Trip	2.587 in (65.7 mm)	CUL; TUV; UL	2	70 °C (158 °F)
GV2P22	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail Mount	690 V		25 A	Snap On	-20 °C (-4 °F)	4 kA		Rotary Handle	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	Trip	3.819 in (97 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; IEC; LROS; RINA; UKCA; UL	3	60 °C (140 °F)
GV2P14	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		10 A	Screw And Snap On	-20 °C (-4 °F)	6 kA		Rotary Handle	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	Trip	3.819 in (97 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	3	60 °C (140 °F)
GV2P16	Schneider Electric Sa	Thermal Magnetic Circuit Breaker	DIN Rail And Panel Mount	690 V		14 A	Screw And Snap On	-20 °C (-4 °F)	6 kA		Rotary Handle	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	Trip	3.819 in (97 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; IEC; LROS; RINA; UKCA; UL	3	60 °C (140 °F)
GV2P07	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)	8 kA		Rotary Handle	Bulk	3.504 in (89 mm)	1.772 in (45 mm)	IK04; IP20	Trip	3.819 in (97 mm)	ATEX; BV; CCC; CSA; DNV-GL; EAC; EN; IEC; LROS; RINA; UL	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.