The Fuji Electric BM3RHBK-004 is a high-performance manual motor protector from the BM3R series, designed for optimal motor protection. Featuring a rotary actuator, this device offers a thermal overload protection with an adjustable full load amperage range of 2.5 to 4.0A and a 52A instantaneous trip rating. Its compact 45mm frame makes it suitable for various industrial applications where space is a premium. Ideal for safeguarding motors, this manual motor protector ensures reliability and efficiency in your automation systems.