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    Circuit Breakers

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    3 Pole Molded Case Circuit Breaker, 100A/ 150A/ 200A/ 250A

    $139.14
    SKU: ATO-MCCB-2503P
    3 pole molded case circuit breaker at lower price, easy to install. Mccb breaker is capable of protecting the system against short circuit current up to 50kA. It has 1500 times' electrical life and 8500 times' mechanical life. Molded circuit breaker is used to distribute electric energy and protect circuits and electrical equipment from overload or short circuit.

    3 Pole Molded Case Circuit Breaker, 250A/ 300A/ 350A/ 400A

    $307.14
    SKU: ATO-MCCB-4003P
    3 pole molded case circuit breaker for sales online. Mccb circuit breaker with rated operating voltage 380/415V AC, 50Hz/ 60Hz, operating temperature from -25℃ to 50℃. The 400 amp mccb can be used for conversion of line and infrequent starting motor.

    4 Pole Molded Case Circuit Breaker, 50A/ 60A/ 75A/ 100A

    $92.86
    SKU: ATO-MCCB-1004P
    Factory price molded case circuit breaker online for sale. 4 pole mccb with rated current 50A/60A/75A/100A for selection, rated voltage 380/ 415VAC, 50Hz/ 60Hz. Molded case breaker offers stable and reliable function, beautiful appearance, small size and long service life.

    11kV Vacuum Circuit Breaker

    $3,377.85
    SKU: ATO-VCB-11
    Cheap 11kv vacuum circuit breaker for sale online. The rated current is 630A, 1000A, 1250A, 2500A for your choice. 11kv vcb for indoor, it is applicable in occasions with frequent operations, acting to protect and control line and electric apparatus.

    125A DC Circuit Breaker, 1/2/3/4 Pole

    $103.15
    SKU: ATO-DCCB-125A
    Economical price DC circuit breaker with 125 amp for sale. The protection level of pv circuit breaker is IP20. Electrical circuit breaker is available for installation in standard busbars. 125 amp DC circuit breaker often used in overload protection device, power transfer switch and control appliance.

    13 amp 4 pole Miniature Circuit Breaker

    $40.31
    SKU: ATO-MCB-4P13
    13 amp, 4 pole miniature circuit breaker with 10kA short circuit interrupting capacity, standard 35 mm DIN rail mounting, 18 mm wide per pole, with tripping characteristics B, C, and D, providing overload and short circuit protection.

    15kV Vacuum Circuit Breaker

    $3,685.21
    SKU: ATO-VCB-15
    Lower cost 15kv circuit breaker with vacuum suit for indoor. Electrical vacuum breaker rate current is 1000A, 2500A, 3150A. 15kv breaker rated short circuit switching current is 50kA, 80kA, 100kA.

    16 amp 3 pole Miniature Circuit Breaker

    $70.69
    SKU: ATO-MCB-3P16
    16 amp three pole thermal-magnetic mini circuit breaker meets IEC standard for 35 mm DIN rail mounting with toggle actuation and 6kA interrupt capacity. C curve trip characteristic, is designed for the short circuit and overload protection in the AC 50Hz circuit, 230/400V voltage.

    25kV Vacuum Circuit Breaker

    $3,702.41
    SKU: ATO-VCB-25
    Vacuum circuit breaker for sale online, with 25kv rated voltage to be the protection and control unit. Rate current of vcb circuit breaker is 630A, 1250A, 2500A, 3150A. Acting to protect and control line is the function of vcb.

    33kV Vacuum Circuit Breaker

    $11,783.85
    SKU: ATO-VCB-33
    33kv vacuum circuit breaker with cheap price for sale, rated current is 630A, 1000A, 2000A, 2500A. Vacuum circuit breaker uses widely, it can be a flexible unit to protect line equipment with short-circuit situation or frequent operations. 33kv vacuum circuit breaker specifications are as follow form.

    35kV Vacuum Circuit Breaker

    $11,786.52
    SKU: ATO-VCB-35
    Good price vacuum circuit breaker with 35kv rated voltage for sale online. Rated current is 630A, 1250A, 1600A, 3150A. Over voltage protection is vacuum circuit breaker function. VCB breaker parts with high quality material, you can buy with satisfaction, use at ease.

    4 amp 1 pole Miniature Circuit Breaker

    $57.49
    SKU: ATO-MCB-1P04
    4 amp miniature circuit breaker with standard ratings of 6kA short circuit interrupting capacity at 230/400V AC single voltage, standard 35 mm DIN rail mounting. The mcb circuit breaker has c curve trip characteristic to suit most applications.

    4 amp 2 pole Miniature Circuit Breaker

    $68.99
    SKU: ATO-MCB-2P04
    4 amp 2 pole miniature circuit breaker is an electrical switch that meets IEC standard to provide the supplementary protection for the electrical equipment with 6kA short circuit breaking capacity, with C curve trip characteristic, safety used in DIN rail mounting.

    16 amp 4 pole Miniature Circuit Breaker

    $79.29
    SKU: ATO-MCB-4P16
    16 amp 4 pole thermal-magnetic mini circuit breaker meets IEC standard for 35 mm DIN rail mounting with 6kA interrupt capacity. C curve trip characteristic, is designed for the short circuit and overload protection in the AC 50Hz circuit, 230/400V voltage.

    160A DC Circuit Breaker, 1/2/3/4 Pole

    $103.68
    SKU: ATO-DCCB-160A
    160A DC circuit breaker at affordable price for sale online. 250V, 500V, 750V, 1000V rated working voltage can be chosen. Smart circuit breaker has overload long delay protection and short-circuit instantaneous protection functions. Working temperature of PV DC circuit breaker between -25 ℃ and 50 ℃.

    20 amp 3 pole Miniature Circuit Breaker

    $71.39
    SKU: ATO-MCB-3P20
    Three pole DIN rail mountable miniature circuit breaker is rated at 230/400V AC supply with 6kA short circuit breaking capacity. Short-circuit protection, with C curve trip characteristic.

    6 amp 1 pole Miniature Circuit Breaker

    $55.19
    SKU: ATO-MCB-1P06
    6 amp 1 pole MCB miniature circuit breaker provides overload and short circuit protection for conductors, with 6 amp current rating, used in AC 50Hz, 230/400V with a 6 kA short circuit withstand rating.

    6 amp 2 pole Miniature Circuit Breaker

    $65.79
    SKU: ATO-MCB-2P06
    Cost-effective 2 pole miniature circuit breaker with 6 amp rated current, C curve trip characteristic, DIN rail mounting, meets IEC standard and can be safely used in AC 50Hz, 230/400V with a 6 kA short circuit withstand rating.

    10 amp 1 pole Miniature Circuit Breaker

    $52.99
    SKU: ATO-MCB-1P10
    Compact miniature circuit breaker with 1 pole, 10A current rating, standard ratings of 6 kA at 230/400V AC. C type tripping curve, easy installation on DIN rail, suitable for supplementary protection.

    10 amp 2 pole Miniature Circuit Breaker

    $62.69
    SKU: ATO-MCB-2P10
    10 amp 2-pole mini circuit breaker meet IEC standard to provide the supplementary protection for the electrical equipment with 6kA short circuit breaking capacity, trip characteristic of C curve. Compact size, DIN rail mounting and safe in use.

    ATOCLXB series miniature circuit breakers are 35mm DIN rail mounted and module width of only 18mm per pole, offering a compact solution for protection requirements. They are manufactured in 1, 2, 3, and 4 pole versions of different current from 1A to 63A and voltage ratings 230/400V, 240/415V, 277/480V. ATO MCBs are suitable for use as supplementary protectors in accordance with UL 1077 listed  with 5kA short circuit breaking capacity at 277/480V AC supply, and also provide overload and short circuit protection in accordance with IEC standard with 6/10kA breaking capacity at 230/400V, 240/415V AC supply. Dual rated UL and IEC circuit breakers are ideal for providing protection in many applications. Three different trip characteristics, including B, C and D curves are available for your selection.