The BETA THERMO SWITCH (OEM 059.39.008.00.00) is the original Beta switch for the SINCRO 125 2T, SINCRO 125 2T FACTORY, SINCRO 200 2T, SINCRO 200 2T FACTORY, SINCRO 250 2T, SINCRO 250 2T FACTORY and 3 more models (2026). It lets you control ignition maps, lights or functions.Replace if it stops switching cleanly. An original Beta part keeps factory tolerances and reliability that aftermarket copies rarely match. OEM part number 059.39.008.00.00 Fits models SINCRO 125 2T, SINCRO 125 2T FACTORY, SINCRO 200 2T, SINCRO 200 2T FACTORY, SINCRO 250 2T, SINCRO 250 2T FACTORY, SINCRO 300 2T, SINCRO 300 2T FACTORY, SINCRO 300 2T SS Model years 2026 Part group Cooling System Brand Beta (genuine OEM) Browse more parts for your model: SINCRO 125 2T FACTORY · SINCRO 125 2T · SINCRO 200 2T FACTORY · SINCRO 200 2T · SINCRO 250 2T FACTORY.