In recent years, a rise in workplace accidents in the international community has been leading to serious personnel injury and property losses. In consideration of that, Sun Yeh has applied and obtained SIL (Safety Integrity Level, SIL) certification according to IEC 61508 standards for its fail-safe spring return electric actuators to ensure the product safety and increase customers' confidence on products and service.For detailed information, please call +886-4-26985666 or mail to service@sunyeh.com