Global Hydraulics make powerpacks consists of oil tank with manholes, baffler and painted by polyurethene paint, filler breather, fluid level indicator, pump coupled with electrical motor by a flexible coupling, a solutions strainer, reutrn line fitter, accumulator,& other hydraulice accessories. The pump output to a manifold block, which has a relief valve, Directional control valves and other control valves mentioned on it.