The STIHL 11434004703 Control Unit is a genuine OEM replacement part designed for various STIHL MS series chainsaws. This essential component manages engine functions, contributing to reliable performance and efficient operation. Weighing approximately 0.12 kg and measuring 95 mm in length, 51 mm in width, and 25 mm in height, this control unit ensures precise fitment and restores original equipment functionality. It is compatible with models such as MS 261, MS 271, MS 291, MS 362, MS 391, MS 441, MS 461, MS 462, and MS 500i.