Electromechanical hatch lifters allow full or partial opening and closing of heavy engine hatches, peaktanks, hatch beams etc. an internal self- locking mechanism will maintain theposition preventing any accidental hatch closing. In case of a power failurean emergency device allows for manual opening. IP 65 protection rated. Aluminium arm. Single installation only. Specifications: Max load 65 kg, Volt 24, Cur. abs. AMP 1, Stroke mm.180, Length closed mm.488, External Ø mm.34 .