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Circuit Breakers
Circuit breakers are available at Mouser Electronics from industry leading manufacturers.  Mouser is an authorized distributor for many circuit breaker manufacturers including Altech, Carling, Cooper Bussmann, Littelfuse, Schurter, TE Connectivity, & more. Please view our selection of circuit breakers below.
Category   Electromechanical >  Circuit Breakers

Available Filters 8,503 Matches  

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Compare up to 20 parts.
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Select ImageMouser Part # Mfr. Part # Mfr. Description Availability Pricing
(USD) 		Quantity RoHS Product Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Circuit Function Series Operating Temperature Range Illuminated
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Schurter T11-211-1.5
Enlarge		 Schurter Circuit Breakers .250 QC SP THER 1.5A Page 2,739

 Data Sheet 		29
In Stock
1: $7.41
10: $6.59
25: $5.93
50: $5.59
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 1.5 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C No
Schurter 4430.2163
Enlarge
4430.2163


New At Mouser

Schurter Circuit Breakers CBE TA45-ABDRM150C0 Data Sheet 12
In Stock
1: $22.57



Min.: 1
Mult.: 1


Circuit Breakers 10 A 2 Poles Rocker Remote Trip TA45 No
Schurter T13-211-20
Enlarge		 Schurter Circuit Breakers .25"QC SP THERM 20A Data Sheet 36
In Stock
1: $11.66
10: $10.36
25: $9.78
50: $9.54



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 277 V 28 V 1 Pole Self-Reset T13 - 5 C to + 60 C No
Schurter T11-311-10
Enlarge		 Schurter Circuit Breakers .250 QC SP THERM 10A Page 2,739

 Data Sheet 		96
In Stock
1: $7.06
10: $6.28
25: $5.65
50: $5.33
100: $4.67



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C No
Carling Technologies CLB-253-11A3N-B-A
Enlarge		 Carling Technologies Circuit Breakers 25 AMP METAL BLACK Page 2,022

 Data Sheet 		99
In Stock
1: $5.70
10: $4.48
25: $3.82
50: $2.99
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 25 A 125 V to 250 V 32 V 1 Pole Pushbutton CLB - 10 C to + 60 C No
AD2-X0-00-986-1B1-C


New At Mouser

Carling Technologies Circuit Breakers Circuit Breaker 2pole Data Sheet 10
In Stock
1: $43.90



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 277 V 80 V 2 Poles Rocker Series Trip (Current) A Series - 40 C to + 85 C No
Schurter T11-311-4
Enlarge		 Schurter Circuit Breakers .250 QC SP THERML 4A Page 2,739

 Data Sheet 		75
In Stock
1: $8.33
10: $7.41
25: $6.66
50: $6.28
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 4 A 240 V 48 V 1 Pole Pushbutton ON/OFF T11 - 5 C to + 60 C No
Carling Technologies EA2-B0-16-680-2DA-BC
Enlarge		 Carling Technologies Circuit Breakers DC Long 100 A E SERIES Data Sheet 3
In Stock
1: $79.44
10: $69.90
25: $64.08
50: $56.28



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 80 A 600 V 125 V 2 Poles Handle Series Trip (Current) E Series - 40 C to + 85 C No
Phoenix Contact 0712123
Enlarge		 Phoenix Contact Circuit Breakers TCP 0.25 AMPS Data Sheet 15
In Stock
1: $14.63
10: $13.35
25: $13.00
50: $12.57
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 0.25 A 250 V 65 V 1 Pole TCP - 20 C to + 60 C No
Schurter TS-709-8
Enlarge		 Schurter Circuit Breakers TS CIRCUIT BREAKER Data Sheet 119
In Stock
1: $3.01
10: $2.74
25: $2.52
50: $2.32
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 8 A 125 V, 250 V 32 V 1 Pole Pushbutton TS-709 - 10 C to + 60 C No
Schurter T9-311C-16
Enlarge		 Schurter Circuit Breakers 16A 0.25" QC Threaded neck Page 2,739

 Data Sheet 		100
In Stock
More Info Available
1: $1.67
10: $1.59
25: $1.48
50: $1.39
100: $1.29



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 16 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C No
Carling Technologies A11-B0-34-625-131-E
Enlarge		 Carling Technologies Circuit Breakers 25A 1 POLE .250 QC FLAT ROCKER RED Data Sheet 14
In Stock
1: $22.76
25: $22.01
50: $20.00
100: $19.51
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 25 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C No
Phoenix Contact 5650121
Enlarge		 Phoenix Contact Circuit Breakers TMC 42-01-10A Page 2,025

 Data Sheet 		13
In Stock
1: $45.17
5: $42.16
10: $38.92
25: $36.14
50: View



Min.: 1
Mult.: 1
Thermal Magnetic Circuit Breakers Circuit Breakers 10 A 1 Pole Pushbutton TMC - 10 C to + 60 C No
4430.1189


New At Mouser

Schurter Circuit Breakers CBE TA45-ABCWFC00E4 Data Sheet 10
In Stock
1: $28.08



Min.: 1
Mult.: 1
TA45
Phoenix Contact 0903022
Enlarge		 Phoenix Contact Circuit Breakers EC-E1 0,5A 0.5A, N/O SIGNAL CNT Data Sheet 6
In Stock
1: $83.00
5: $80.72
10: $76.36
25: $70.53
50: View



Min.: 1
Mult.: 1
Device Circuit Breakers Electronic 0.5 A 24 V 1 Pole Slide Switch EC-E 0 C to + 50 C No
Carling Technologies AC1-B0-34-610-1G2-C
Enlarge		 Carling Technologies Circuit Breakers 10 A ONE POLE ISO M3x5Mmm Data Sheet 23
In Stock
1: $30.01
10: $27.51
25: $26.26
50: $25.01
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C No
Carling Technologies AA1-B0-34-630-3B2-C
Enlarge		 Carling Technologies Circuit Breakers 30 AMP ONE POLE Data Sheet 18
In Stock
1: $24.52
10: $18.38
25: $15.94
50: $13.48



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 80 V 1 Pole Handle Series Trip (Current) A - 40 C to + 85 C No
4400.0065


New At Mouser

Schurter Circuit Breakers CBE T11-211-15 Data Sheet 84
In Stock
1: $7.40



Min.: 1
Mult.: 1
T11
Schurter T9-611P-10
Enlarge		 Schurter Circuit Breakers 10A 240V AC / 48V DC SNAP-IN MOUNT Page 2,739

 Data Sheet 		201
In Stock
1: $1.87
10: $1.78
25: $1.66
50: $1.56
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 10 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C No
Carling Technologies A11-B0-34-610-131-E
Enlarge		 Carling Technologies Circuit Breakers 10A 1 POLE .250 QC FLAT ROCKER RED Data Sheet 24
In Stock
1: $22.76
25: $22.01
50: $20.00
100: $19.51
500: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 1 Pole Rocker Series Trip (Current) A - 40 C to + 85 C No
Schurter T9-611P-5
Enlarge		 Schurter Circuit Breakers 5A 240V AC / 48V DC SNAP-IN MOUNT Page 2,739

 Data Sheet 		278
In Stock
1: $1.75
10: $1.66
25: $1.55
50: $1.45
100: $1.27



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 5 A 240 V 48 V 1 Pole Pushbutton T9 - 5 C to + 60 C No
Carling Technologies CA1-B0-24-620-111-D
Enlarge		 Carling Technologies Circuit Breakers 50/60Hz Med Data Sheet 10
In Stock
1: $31.55
10: $27.97
25: $24.49
50: $21.34
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 80 V 1 Pole Handle Series Trip (Current) C - 55 C to + 85 C No
Carling Technologies CA2-B0-34-610-121-D
Enlarge		 Carling Technologies Circuit Breakers 10 A TWO POLE Data Sheet 7
In Stock
1: $75.48
10: $53.47
25: $49.38
50: $44.03



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 277 V 80 V 2 Poles Handle Series Trip (Current) C - 40 C to + 85 C No
Schurter CBDWF200C0
Enlarge		 Schurter Circuit Breakers 20 A White / I-0 Data Sheet 29
In Stock
1: $13.08
10: $11.63
25: $10.47
50: $9.88
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 240 V 60 V 2 Poles Rocker Trip Free TA35 0 C to + 60 C No
4430.1251


New At Mouser

Schurter Circuit Breakers CBE TA45-ABDBL060C0 Data Sheet 18
In Stock
1: $22.57



Min.: 1
Mult.: 1
Circuit Breakers 6 A 2 Poles Rocker TA45 - 10 C to + 55 C No
Compare up to 20 parts.
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