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All Products > Electromechanical > 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 7,497 Matches  

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Compare up to 20 parts.
Select ImageMouser Part # Mfr. Part # Mfr. Description Documents 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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TE Connectivity / P&B W28-XQ1A-0.50
 Enlarge
TE Connectivity / P&B Circuit Breakers 0.5A PUSH TO RESET
Page 2,131

Data Sheet
489
In Stock
1: $5.65
10: $5.26
25: $4.94
50: $4.47
100: $3.53



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 500 mA 250 V 32 V 1 Pole Pushbutton Series trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W28-XQ1A-0.25
 Enlarge
TE Connectivity / P&B Circuit Breakers 0.25A PUSH TO RESET
Page 2,131

Data Sheet
657
In Stock
1: $5.65
10: $5.26
25: $4.94
50: $4.47
100: $3.53



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 250 mA 250 V 32 V 1 Pole Pushbutton Series trip W28 - 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 2,131

Data Sheet
801
In Stock
More Info Available
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 V 1 Pole Pushbutton Series trip W28 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W58-XC4C12A-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH TO RESET ST
Page 2,132

Data Sheet
382
In Stock
1: $6.06
10: $5.79
25: $5.30
50: $4.79
100: $3.79



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 250 V 50 V 1 Pole Pushbutton Series trip W58 - 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 2,132

Data Sheet
570
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 2 A 250 V 50 V 1 Pole Pushbutton Series trip 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 2,132

Data Sheet
407
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 3 A 250 V 50 V 1 Pole Pushbutton Series trip 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 2,132

Data Sheet
1,068
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 V 1 Pole Pushbutton Series trip W58 - 20 C to + 60 C Not Illuminated
Phoenix Contact 0916610
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 10A
Page 2,133

Data Sheet
229
In Stock
1: $14.77
10: $13.85
25: $13.21
50: $12.74
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 10 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Phoenix Contact 0712291
 Enlarge
Phoenix Contact Circuit Breakers TCP 8 AMPS
Data Sheet 145
In Stock
More Info Available
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 8 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712233
 Enlarge
Phoenix Contact Circuit Breakers TCP 3 AMPS
Page 2,133

Data Sheet
154
In Stock
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 3 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712275
 Enlarge
Phoenix Contact Circuit Breakers TCP 6 AMPS
Page 2,133

Data Sheet
163
In Stock
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 6 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712314
 Enlarge
Phoenix Contact Circuit Breakers TCP 10 AMPS
Page 2,133

Data Sheet
177
In Stock
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 10 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712194
 Enlarge
Phoenix Contact Circuit Breakers TCP 1 AMPS
Page 2,133

Data Sheet
272
In Stock
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 1 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712217
 Enlarge
Phoenix Contact Circuit Breakers TCP 2 AMPS
Page 2,133

Data Sheet
181
In Stock
More Info Available
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 2 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0712259
 Enlarge
Phoenix Contact Circuit Breakers TCP 4 AMPS
Page 2,133

Data Sheet
249
In Stock
1: $15.29
10: $13.96
25: $13.59
50: $13.14
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermal Device Terminal Block 4 A 250 V 65 V TCP - 20 C to + 60 C Not Illuminated
Phoenix Contact 0916607
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 5A
Page 2,133

Data Sheet
180
In Stock
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 5 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Phoenix Contact 0916603
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 0.5A
Page 2,133

Data Sheet
156
In Stock
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 500 mA 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
Phoenix Contact 0916605
 Enlarge
Phoenix Contact Circuit Breakers UT 6-TMC M 2A
Page 2,133

Data Sheet
243
In Stock
1: $16.74
10: $15.70
25: $14.97
50: $14.44
100: View



Min.: 1
Mult.: 1
Device Circuit Breakers Thermomagnetic 2 A 240 V 28 V 1 Pole Pushbutton UT 6- TMC M - 30 C to + 60 C Not Illuminated
TE Connectivity / P&B W91-X112-20
 Enlarge
TE Connectivity / P&B Circuit Breakers 20A 1 POLE 1 TOGGLE
Page 2,132

Data Sheet
120
In Stock
1: $19.71
10: $16.41
25: $15.72
50: $14.55
100: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 20 A 277 V 1 Pole Toggle Series trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-15
 Enlarge
TE Connectivity / P&B Circuit Breakers 15A PUSH/PULL ACT.
Page 2,131

Data Sheet
133
In Stock
More Info Available
1: $22.86
10: $21.60
25: $19.58
50: $17.87
100: $16.72



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 15 A 240 V 50 V 1 Pole Pushbutton Series trip 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 2,131

Data Sheet
127
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 V 1 Pole Pushbutton Series trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-50
 Enlarge
TE Connectivity / P&B Circuit Breakers 50A PUSH/PULL ACT.
Page 2,131

Data Sheet
101
In Stock
More Info Available
1: $23.98
10: $22.04
25: $20.20
50: $18.50
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 50 A 240 V 50 V 1 Pole Pushbutton Series trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-25
 Enlarge
TE Connectivity / P&B Circuit Breakers 25A PUSH/PULL ACT.
Page 2,131

Data Sheet
166
In Stock
1: $24.45
10: $22.04
25: $21.38
50: $18.95
100: View



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 25 A 240 V 50 V 1 Pole Pushbutton Series trip W23 - 20 C to + 60 C Not Illuminated
TE Connectivity / P&B W91-X152-30
 Enlarge
TE Connectivity / P&B Circuit Breakers CIRCUIT BREAKER SWITCH 30A BLK
Data Sheet 95
In Stock
1: $24.57
5: $23.14
10: $21.35
25: $17.76
50: View



Min.: 1
Mult.: 1
Hydraulic Magnetic Circuit Breakers Supplementary Protector / Motor Controller 30 A 65 V 1 Pole Toggle Series trip W9 - 40 C to + 85 C Not Illuminated
TE Connectivity / P&B W23-X1A1G-30
 Enlarge
TE Connectivity / P&B Circuit Breakers 30A PUSH/PULL ACT.
Page 2,131

Data Sheet
74
In Stock
More Info Available
1: $24.68
10: $24.03
25: $21.59
50: $19.53
100: $16.73



Min.: 1
Mult.: 1
Thermal Circuit Breakers Supplementary Protector 30 A 240 V 50 V 1 Pole Pushbutton Series trip W23 - 20 C to + 60 C Not Illuminated
Compare up to 20 parts.
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