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All Products > Electromechanical > Circuit Breakers

Circuit Breakers

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 7,746 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents Availability Pricing
(USD)
Quantity RoHS Product Type Current Rating Voltage Rating AC Voltage Rating DC Number of Poles Actuator Type Series Operating Temperature Range Illuminated
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TE Connectivity / P&B W28-XQ1A-0.75
 Enlarge
TE Connectivity / P&B Circuit Breakers 0.75A PUSH TO RESET
Datasheet 147
In Stock
1: $6.17
25: $5.40
50: $4.89
100: $3.86
200: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 750 mA 250 V 32 VDC 1 Pole Pushbutton W28 Not Illuminated
Carling Technologies CA2-B0-34-640-121-D
 Enlarge
Carling Technologies Circuit Breakers 40 A TWO POLE
Datasheet 4
In Stock
1: $75.48
10: $53.47
25: $49.38
50: $44.03
100: $43.45



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 40 A 277 V 80 VDC 2 Pole Handle C Series - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W51-A122B1-8
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BRKER 1POLE 8Amps Rocker
Datasheet 78
In Stock
More Info Available
1: $3.91
25: $3.41
50: $3.09
100: $2.44
200: View



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 8 A 250 V 50 VDC 1 Pole Rocker W51 0 C to + 60 C Illuminated
TE Connectivity / P&B W58-XB1A4A-12
 Enlarge
TE Connectivity / P&B Circuit Breakers 12A PUSH TO RESET QC
Page 2,041

Datasheet
113
In Stock
1: $5.19
10: $4.84
25: $4.54
50: $4.11
100: $3.24



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 12 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W91-X112-15
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A BLK
Datasheet 22
In Stock
1: $26.04
5: $22.13
10: $18.15
25: $17.37
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 277 V 1 Pole Toggle W9 - 40 C to + 85 C Not Illuminated
Schneider Electric GV2ME10
 Enlarge
Schneider Electric Circuit Breakers MAN-START 600VAC 6.3AMP IEC
Datasheet 5
In Stock
1: $168.27
5: $154.94
10: $152.08
25: $147.84
50: View



Min.: 1
Mult.: 1


Thermal Magnetic Circuit Breakers Thermomagnetic 6.3 A 690 V 3 Pole Pushbutton - 20 C to + 60 C
TE Connectivity / P&B Circuit Breakers 15A RCKR ACT NON-ILL
Page 2,041

Datasheet
168
In Stock
1: $3.37
10: $3.14
25: $2.94
50: $2.67
100: $2.07



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 125 V 50 VDC 1 Pole Rocker W51 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W51-A122B1-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A RCKR ACT RED ILL
Page 2,041

Datasheet
271
In Stock
1: $3.77
10: $3.51
25: $3.28
50: $2.97
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 50 VDC 1 Pole Rocker W51 0 C to + 60 C Illuminated
Phoenix Contact 0700015
 Enlarge
Phoenix Contact Circuit Breakers TCP 15/DC32V
16
In Stock
More Info Available
1: $12.57
10: $11.48
25: $11.17
50: $10.81
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device 15 A 32 VDC 1 Pole Pushbutton TCP - 30 C to + 60 C Not Illuminated
TE Connectivity / P&B W67-X2Q52-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A 1 POLE TOGGLE
Page 2,041

Datasheet
18
In Stock
1: $24.08
10: $22.45
25: $21.06
50: $19.05
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 10 A 65 VDC 1 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W67-X2Q52-15
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 15A WH
Datasheet 24
In Stock
1: $25.77
5: $23.14
10: $21.35
25: $17.76
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 15 A 65 VDC 1 Pole Toggle W6 - 40 C to + 85 C Not Illuminated
Schurter 4404.0004
 Enlarge
Schurter Circuit Breakers 10A 240V AC / 48V DC SNAP-IN MOUNT
Page 2,803

Datasheet
489
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 VDC 1 Pole Pushbutton T9 - 5 C to + 60 C Not Illuminated
Schurter TS-701-HT-20
 Enlarge
Schurter Circuit Breakers 20A Thermal Reset 1-pole threaded neck
Page 2,803

Datasheet
87
In Stock
1: $3.20
10: $2.83
25: $2.56
50: $2.40
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 20 A 125 V, 250 V 50 VDC 1 Pole Pushbutton TS-LINE - 10 C to + 60 C Not Illuminated
Schurter TS-701-HT-35
 Enlarge
Schurter Circuit Breakers 35A Thermal Reset 1-pole threaded neck
Page 2,803

Datasheet
73
In Stock
1: $3.46
10: $3.08
25: $2.76
50: $2.61
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Circuit Breaker for Equipment 35 A 125 V, 250 V 50 VDC 1 Pole Pushbutton TS-LINE - 10 C to + 60 C Not Illuminated
Carling Technologies AA1-B0-34-475-3D1-C Carling Technologies Circuit Breakers 7.5 Amp 1 POLE
Datasheet 19
In Stock
1: $26.59
10: $17.66
25: $16.19
50: $14.22



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 7.5 A 277 V 80 VDC 1 Pole Handle A Series - 40 C to + 85 C Not Illuminated
Schneider Electric GVAN11
 Enlarge
Schneider Electric Circuit Breakers MAN-START AUX CONTACT 575VAC 1AMP
Datasheet 6
In Stock
1: $31.64
5: $30.74
10: $30.16
25: $29.71
50: View



Min.: 1
Mult.: 1


Phoenix Contact 0916608
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 6A
Page 2,042 19
In Stock
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 6 A 240 V 28 VDC 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Carling Technologies N41-B1-24-615-121-F3
 Enlarge
Carling Technologies Circuit Breakers 15A 277VAC 1pl Push to Reset Rcker UL489
Datasheet 10
In Stock
1: $49.95
2: $48.70
5: $47.46
10: $44.96
25: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector 15 A 277 VAC - 1 Pole Rocker N series Circuit Breaker - 40 C to + 85 C Not Illuminated
Carling Technologies CA2-B0-34-630-121-C
 Enlarge
Carling Technologies Circuit Breakers 30 A TWO POLE
Datasheet 5
In Stock
1: $53.47
10: $50.44
25: $47.74
50: $45.58



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 277 V 80 VDC 2 Pole Handle C Series - 40 C to + 85 C Not Illuminated
Phoenix Contact 2800837
 Enlarge
Phoenix Contact Circuit Breakers CB TM1 2A SFB P
Page 2,042

Datasheet
5
In Stock
1: $43.28
10: $39.50
25: $38.46
50: $37.20
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V, 277 V 50 VDC 1 Pole Slide CB TM1 - 30 C to + 60 C Not Illuminated
TE Connectivity / P&B W93-X112-20
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 20A BLK
Datasheet 5
In Stock
1: $93.06
5: $88.87
10: $87.94
25: $81.16
50: View



Min.: 1
Mult.: 1


Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 3 Pole Toggle W9 - 40 C to + 85 C Not Illuminated
Carling Technologies CLB-053-11B3A-B-A
 Enlarge
Carling Technologies Circuit Breakers 5 AMP METAL BLK
Page 2,039

Datasheet
135
In Stock
1: $4.16
10: $3.96
25: $3.12
50: $2.94



Min.: 1
Mult.: 1
Thermal Circuit Breakers Thermal 5 A 125 V to 250 V 32 VDC 1 Pole Pushbutton CLB - 10 C to + 60 C Not Illuminated
TE Connectivity / P&B 1423695-4
 Enlarge
TE Connectivity / P&B Circuit Breakers W58-XC1A4A-16=CKTBKR THERM PB
Datasheet 65
In Stock
1: $5.22
10: $4.56
50: $4.13
100: $3.26



Min.: 1
Mult.: 1


Thermal Circuit Breakers Supplementary Protector 16 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712123
 Enlarge
Phoenix Contact Circuit Breakers TCP 0.25 AMPS
42
In Stock
1: $15.73
10: $14.36
25: $13.98
50: $13.52
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 250 mA 250 V 65 VDC 1 Pole TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0902069 Phoenix Contact Circuit Breakers TMC 61C 06A 6A CIRCUIT BREAKER
10
In Stock
1: $30.13
10: $27.50
25: $26.77
50: $25.89
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 6 A 1 Pole Toggle TMC 60 Not Illuminated
Compare up to 20 parts.
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