SLP series electric actuator is a kind of new model of part-turn electric actuator products based on synthesizing the similar products. It applies to automatically control the butterfly valve, ball valve, and cock valve etc.90 degree turn valves. It can perform the local and remote operating for the industrial pipe and valves used in Petroleum, chemical industry, metallurgical industry, construction, municipal works, papermaking, fire power station and water power station etc. The basic model of series SLM products is outdoors model, with protection class IP65 .The products also can be manufactufactured to Ex-proof model,the Ex-proof class is Exd II BT4.9( if you have other requirement, please put forward it when ordering.) SLP series have the torque scope from 50 N.m to 16000N.m. The design and the technical performances of SLM products accord with JB/T8528-1997 General terms of technical parameter of electric actuator for valve. The Ex-proof performance accords with GB3836.1-2000 electrical apparatus explosive gas atmospheres-part I: general requirements and electrical apparatus explosive gas-atmospheres-Part 2 Flameproof enclosure d. And it has the certificate of quality by the Ex-proof examine organ