Johnson Electric Launches Valve Actuators for Engine Management

Actuators Classified by Temperature and Vibration

Sep 28, 2012, 05:00 ET from Johnson Electric

HONG KONG, Sept. 28, 2012 /PRNewswire/ -- Johnson Electric today announced a valve actuator product line for engine coolant circuits and cabin refrigerant circuits. Marketed under the Saia-Burgess brand, the actuator product line is designed to improve fuel efficiency, reduce emissions and increase driving range for electric and hybrid cars. These new valve actuators provide a wide range of speed and torque performance for custom designs used in all power-train types. The product line is organized into three classes of actuators based on temperature, vibration and mounting requirements. 

Class 1 actuators are for chassis mounted valves with operating temperatures up to 105 degrees C. 
Class 2 actuators are for transmission mounted valves with operating temperatures up to 125 degrees C. 
Class 3 actuators are for engine mounted valves with operating temperatures up to 140 degrees C.

"Replacement of thermostats and adding precision valves improves engine thermal management for better fuel economy and reduced emissions," said Jim Dick, Johnson Electric senior vice president of Strategic Marketing.

For further information, please visit: or e-mail

About Johnson Electric Group
The Johnson Electric Group is the world's leading provider of innovative motion systems and components for automotive applications, domestic equipment, office equipment, industrial products, consumer products and medical devices.  The Group is headquartered in Hong Kong and has over 38,000 employees in 23 countries.  Innovation and product design centers are located in Hong Kong, China, Switzerland, Germany, Italy, Israel, Japan, UK and the USA.  Production centers are located in China, Switzerland, Italy, Poland, Hungary, USA, Brazil, India and other countries.  Johnson Electric Holdings Limited is listed on the Hong Kong Stock Exchange (code 179).

Jim Dick

SOURCE Johnson Electric