The kind of dc motors is fully enclosed which can prevent dust and water from entering. The dc motors can overload 3 times The kind of dc motors can be made as the following parameters:Rated PowerRated VoltRated CurrentRated SpeedRated Torque1.5kw24V,36V,48V83A,56A,42A2000rpm-3000rpm4.8N.m-7.2N.m2.2kw36v,48V76A,57A1500rpm-3000rpm7N.m-14N.m3kw48V,72V78A,52A1500rpm-3300rpm8.6N.m-19.1N.m4kw48V,60V, ...