The UNIVER AF-2540 and AF-2550 are robust, high-performance pneumatic manual control valves designed for demanding industrial automation environments. Manufactured by UNIVER, a globally recognized leader in pneumatic components, these valves feature a highly durable cast metal body engineered to withstand rigorous daily operations. They are equipped with precision-threaded ports for secure, leak-free air connections and a reliable top-mounted manual actuation mechanism (lever/knob assembly) for accurate directional flow control. Built to deliver consistent and long-lasting performance, the AF series is the ideal choice for heavy-duty pneumatic systems requiring dependable manual intervention and precise fluid routing.