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Molded Case Circuit Breaker

For circuit breaker systems in commercial and industrial facilities, molded case circuit breakers are among the most widely used components for reliable overcurrent protection and electrical distribution. Molded case circuit breakers provide automatic circuit interruption during overload or short circuit conditions, protecting electrical systems and equipment from damage while enabling manual switching control. Electrical.com carries an extensive selection of molded case circuit breakers from all major manufacturers, including new, used, surplus, and re-certified options. These components are designed to meet the diverse needs of commercial buildings, manufacturing facilities, data centers, and industrial power distribution applications.
SORT BY
Part Number
PRICE
Manufacturer
Amperage
Voltage
60135
60135
In Stock
From
$54.87
Square D
1
240
60137
60137
In Stock
From
$33.60
Square D
2
240
60139
60139
In Stock
From
$57.50
Schneider Electric
4
240
60141
60141
In Stock
From
$89.87
Square D
6
240
60142
60142
In Stock
From
$38.51
Square D
7
240
60143
60143
In Stock
From
$176.77
Square D
8
240
60146
60146
In Stock
From
$191.10
Schneider Electric
15
240
60147
60147
In Stock
From
$369.55
Schneider Electric
20
240
60148
60148
In Stock
From
$280.37
Schneider Electric
25
240
60150
60150
In Stock
From
$31.99
Square D
35
240
60151
60151
In Stock
From
$261.42
Schneider Electric
0.5
240
60152
60152
In Stock
From
$25.69
Schneider Electric
1
240
60153
60153
In Stock
From
$101.15
Schneider Electric
2
240
60156
60156
In Stock
From
$38.29
Schneider Electric
4
240
60158
60158
In Stock
From
$83.32
Schneider Electric
6
240
60159
60159
In Stock
From
$100.67
Square D
7
240
60162
60162
In Stock
From
$73.44
Square D
13
240
60163
60163
In Stock
From
$110.44
Square D
15
240
60165
60165
In Stock
From
$153.71
Schneider Electric
25
240
60166
60166
In Stock
From
$20.41
Square D
30
240
60168
60168
In Stock
From
$213.55
Square D
1
240
60169
60169
In Stock
From
$119.83
Schneider Electric
2
240
60170
60170
In Stock
From
$267.63
Schneider Electric
2
240
60172
60172
In Stock
From
$77.77
Square D
4
240
Popular Molded Case Circuit Breaker Manufacturers

Electrical.com stocks the largest inventory of molded case circuit breakers in the world, with over 1 million square feet of new, used, surplus, and re-certified MCCBs available for immediate shipment. From standard thermal-magnetic breakers to electronic trip units across all amperage ratings, we have what you need when others say no. Our comprehensive molded case circuit breaker inventory spans all voltage and current ratings, frame sizes, and interrupting capacities from all major manufacturers including current production and discontinued models from legacy suppliers. Available in new factory condition, surplus stock, and re-certified options‚ All backed by our standard 2-year Electrical.com warranty. Our molded case circuit breakers serve critical applications across commercial buildings, industrial facilities, manufacturing plants, data centers, healthcare facilities, distribution panels, motor control centers, switchboards, and power distribution systems.


Whether you're maintaining legacy equipment with obsolete MCCB models or sourcing current production breakers for new installations and retrofits, our 40+ warehouse locations across the US and Canada ensure rapid delivery to minimize your downtime. Need molded case circuit breakers now? Call 877-999-7077 or email [email protected]. With same-day shipping available and the right parts ready to ship from our nearest warehouse location, Electrical.com gets your operations back online fast. We can say yes when others have to say no.