speed reducer with limit switch

The gearbox,driving the valve by helical worm,the following is the detailed features: 1 It's small in volume, light in weight ,reasonable design and strong in output,laborsaving and portable. 2 The device are equipped with limit screws which can be adjusted within ±5°at position in open and close. 3 The worm/gear is designed with self locking function and easy to operate. 4 Indicator board of open degree is directly installed on output worm gear ,so indication is accurate and audio-visual. 5 There are two keyways apart with 90°degree set on the inner hole of worm gear for need. 6 The dedicated grease has been loaded before leaving factory ,the shell is sealed up for waterproof. about us Suzhou Sip Stard Automation Co., Ltd. is located in Suzhou Industrial Park - a development area jointly administrated by Chinese and Singaporean Governments. We are only about 60KM away from Shanghai, and have the convenient transportation. Suzhou Sip Stard Automation Co., Ltd. is a valve gear operator manufacturer with its own design,production and sales.During the past ten years,it adopted a lot of foreign advanced technologies to increase the product's performance,now the company has exported their products to the markets in United States of America,Europe,Middle East and other countries,and in customers' favor. The company was granted by TUV the certificates of ISO 9001 and PED-CE in the year of 2005,and can produce and supply total six series about forty varieties of gear operators,they are SJ,SGJ,SLJ,S008,SB,SD,SDD series,All of them have the characteristic of small volume,light weight,and big out-put torque,they are suitable for operating the 90 degree turning ball,butterfly,plug valves,and etc.. The company has the complete inspection and test facilities,perfect ERP computer control system,a technical and experiential managing team,and can supply all customers the products with the best quality. Base on "excellent credit,best quality and perfect service", the company would like to cooperate with all customers both in domestic and abroad.We are deeply convinced,success rely upon your supports completely.