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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 7,737 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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Phoenix Contact 2905744
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2905744

New Product
New Product


Phoenix Contact Circuit Breakers CBM E8 24DC/0.5-10A NO-R
5
In Stock
1: $333.82
10: $304.68
25: $296.67
50: View



Min.: 1
Mult.: 1
Device Circuit Breakers Electronic Device Circuit Breaker 40 A 24 VDC 8 Pole - 25 C to + 70 C
Phoenix Contact 2905743
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2905743

New Product
New Product


Phoenix Contact Circuit Breakers CBM E4 24DC/0.5-10A NO-R
5
In Stock
1: $190.34
10: $173.73
25: $169.16
50: $163.60
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Electronic Device Circuit Breaker 80 A 8 Pole
TE Connectivity / P&B W28-XQ1A-3
 Enlarge
TE Connectivity / P&B Circuit Breakers 3A PUSH TO RESET
Page 2,040

Datasheet
6,014
In Stock
1: $2.54
10: $2.19
25: $2.05
50: $1.94
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET
Page 2,040

Datasheet
7,112
In Stock
1: $2.72
10: $2.57
25: $2.32
50: $2.06
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET
Page 2,040

Datasheet
5,999
In Stock
1: $3.01
10: $2.85
25: $2.57
50: $2.28
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,040

Datasheet
5,248
In Stock
1: $3.01
10: $2.80
25: $2.63
50: $2.34
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,040

Datasheet
4,989
In Stock
1: $3.04
10: $2.65
25: $2.48
50: $2.32
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-4
 Enlarge
TE Connectivity / P&B Circuit Breakers 4A PUSH TO RESET
Page 2,040

Datasheet
4,105
In Stock
1: $3.12
10: $2.60
25: $2.45
50: $2.21
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 4 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,041

Datasheet
3,994
In Stock
1: $4.78
10: $4.25
25: $3.87
50: $3.59
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-2
 Enlarge
TE Connectivity / P&B Circuit Breakers 2A PUSH TO RESET
Page 2,040

Datasheet
3,318
In Stock
1: $5.80
10: $5.49
25: $5.03
50: $4.61
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 2 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712217
 Enlarge
Phoenix Contact Circuit Breakers TCP 2 AMPS
Page 2,042 730
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 2 A 250 V 65 VDC TCP - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-6
 Enlarge
TE Connectivity / P&B Circuit Breakers 6A PUSH TO RESET
Page 2,040

Datasheet
4,469
In Stock
1: $2.84
10: $2.48
25: $2.25
50: $2.11
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 6 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W57-XB7A4A10-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET
Page 2,040

Datasheet
1,162
In Stock
1: $2.16
10: $1.98
25: $1.79
50: $1.61
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 1 Pole Pushbutton W57 0 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH TO RESET
Page 2,041

Datasheet
1,498
In Stock
1: $4.78
10: $4.01
25: $3.59
50: $3.42
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET
Page 2,041

Datasheet
929
In Stock
1: $4.78
10: $4.01
25: $3.68
50: $3.42
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-30
 Enlarge
TE Connectivity / P&B Circuit Breakers 30A PUSH TO RESET
Page 2,041

Datasheet
439
In Stock
More Info Available
1: $4.93
10: $4.77
25: $4.39
50: $3.65
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 30 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-10
 Enlarge
TE Connectivity / P&B Circuit Breakers 10A PUSH TO RESET
Page 2,041

Datasheet
702
In Stock
1: $4.93
10: $4.77
25: $4.39
50: $3.65
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 10 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-1
 Enlarge
TE Connectivity / P&B Circuit Breakers 1A PUSH TO RESET
Page 2,040

Datasheet
1,131
In Stock
1: $5.56
10: $5.19
25: $4.82
50: $4.38
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 1 A 250 V 32 VDC 1 Pole Pushbutton W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-2
 Enlarge
TE Connectivity / P&B Circuit Breakers 2A PUSH TO RESET
Page 2,041

Datasheet
579
In Stock
1: $6.66
10: $6.07
25: $5.53
50: $5.02
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 2 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-3
 Enlarge
TE Connectivity / P&B Circuit Breakers 3A PUSH TO RESET
Page 2,041

Datasheet
420
In Stock
More Info Available
1: $6.87
10: $6.25
25: $5.89
50: $5.27
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 3 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XB1A4A-1
 Enlarge
TE Connectivity / P&B Circuit Breakers 1A PUSH TO RESET QC
Page 2,041

Datasheet
713
In Stock
1: $6.87
10: $6.25
25: $5.89
50: $5.27
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 1 A 250 V 50 VDC 1 Pole Pushbutton W58 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH/PULL ACT.
Page 2,040

Datasheet
206
In Stock
1: $19.80
10: $18.71
25: $16.95
50: $15.48
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 240 V 50 VDC 1 Pole Pushbutton W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH/PULL ACT.
Page 2,040

Datasheet
175
In Stock
1: $19.80
10: $18.71
25: $16.96
50: $15.48
100: $14.48



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 240 V 50 VDC 1 Pole Pushbutton W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A PUSH/PULL ACT.
Page 2,040

Datasheet
151
In Stock
1: $23.71
10: $22.13
25: $20.75
50: $18.77
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 20 A 240 V 50 VDC 1 Pole Pushbutton W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W57-XB7A4A10-5
 Enlarge
TE Connectivity / P&B Circuit Breakers 5A PUSH TO RESET
Page 2,040

Datasheet
1,299
In Stock
1: $2.12
10: $1.95
25: $1.85
50: $1.67
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 5 A 250 V 1 Pole Pushbutton W57 0 C to + 60 C Not Illuminated
Compare up to 20 parts.
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