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Latest update: 01/11/2021 13:01:49


Design, manufacturing, and sales of circuit breakers and circuit protectors

We have many years of experience in circuit breakers for protection of electrical circuits in construction vehicles, where the environment changes rapidly. We are highly acclaimed for our breakers with built-in motors used for ships, and for our external breakers for protecting motors of electric vehicles and so on. We design and manufacture highly reliable bimetal circuit breakers to meet the needs of our customers.

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Sales Pitch

Optimal for overcurrent protection of electrical circuits, motors, and so on
Circuit breakers with built-in motor
Widely used for overcurrent protection of hydraulic pump motors that tilt outboard motors of boats. Our circuit breakers have cutoff currents ranging from 20A to about 180A, and they can be made to order, including the external shape.
Circuit breakers for battery chargers, electric vehicles, and other equipment in general
This is a catalog item number, and you can choose between manual reset and auto reset. The rated current is between 5 and 60 A.
For construction vehicles
Resistant to vibration and temperature change, this product is manual reset only. Its rated current is between 30 and 150 A.

This company is recommended by the following support organizations.

Kanto Head Office, SMRJ