The Nihon Seiki BN-7V43K-8T is a high-performance, pilot-operated 4-way solenoid valve designed for precise control in pneumatic systems. As a 3-position valve with an all-ports-blocked center position, it provides the ability to start, stop, and accurately hold a double-acting cylinder in any mid-stroke position. Built for reliability and durability, this valve is a staple in industrial automation applications where dependable directional control of compressed air is essential for operating actuators, clamps, and other pneumatic equipment.