Zhejiang Xianfeng Machinery Factory is a large enterprise under China weapons Industry Corporation. It was founded in 1970 and has the right to directly handle import
and export business.
The KJ500, KJ600 and KJ1000 rolling door operators are designed to drive rolling door (rolling shutter) from 500kg to 1000kg. The products featured with powerful starting strength, overworking for a short time and overheat protection when overloaded. In case of power failure, a release chain can be used to operate door manually.
Die-cast aluminum housing guarantees a long useful life.
Contains electromagnet brake.
Gear wheel is made of high quality steel, sturdy and durable.
Limit switch enables precise adjustment of door in up and down positions.
Quiet and stable operation.
Safety device against roller chain break off.