Manufactured in Japan, the Koei UNIC Electric Actuator comes equipped as standard with a dependable manual override and a stove enamel finish, ensuring its suitability for external use in temperatures ranging from -25 to 55 degrees Celsius. Typically exceeding the specifications of a standard on-off electric actuator valve, this sturdy and reliable unit offers unparalleled performance within its category, along with extended lifespan and precise control.