The World Magnetics PSF100A DesignFlex Pressure Sensor Switch 6C-H3 is a high-quality pressure switch designed for electrical equipment and industrial applications. With a maximum amperage of 100A and a sleek black color, this unit is reliable and durable. The PSF100A model from World Magnetics is a single unit that offers precision and efficiency in monitoring pressure levels. Ideal for businesses and industrial settings, this pressure sensor switch is a valuable addition to any system requiring accurate pressure control.