The STIHL MS 400 C-M is a professional-grade chainsaw designed for demanding tasks, featuring a powerful 67.0 cm³ engine delivering 4.0 kW (5.4 hp). This model, identified by part number 11402000520, comes equipped with a 40cm (16-inch) guide bar. It incorporates STIHL's M-Tronic (M) electronic engine management system for optimal performance and easy starting, along with ErgoStart (E) for reduced effort. The chainsaw also features an anti-vibration system, a decompression valve for easier starting, and a side chain tensioner for convenient adjustments. Its robust design and advanced features make it suitable for felling, delimbing, and processing timber.