Experience the benefits of ARI STEVI control valve technology and increase your efficiency with flexible, powerful and precise solutions for control, mixing/distribution and shut-off - even under the most demanding conditions.

You can also rely on the intelligent PREMIO-Plus 2G electric linear actuator and the DP pneumatic actuators! With over four decades of experience in the development and sale of state-of-the-art control valve technologies, ARI is your experienced partner you can rely on.

Discover ARI's impressive product diversity with our STEVI control valves, which impress with their precision, durability and flexibility. The STEVI BR 470 impresses with its high control accuracy thanks to optimized flow paths and variable Kvs values that can be individually adjusted. The multi-stage internal trim makes it the ideal solution for demanding applications. The STEVI BR 448 impresses with its stem sealings, which have been tried and tested millions of times, and its further optimized service life. Thanks to 360° rotatable actuators and a flexible internal fitting, it offers excellent handling. The STEVI BR 440 combines precise positioning behavior with an impressive positioning ratio of 50:1 and offers variable stem sealing variants.

You too can benefit from our control expertise and attend our training courses in Germany and abroad! ARI - your partner for innovative control technology and strong partnerships!