In addition to guaranteed operating temperature of 105°C (X6S), 0402-size, 1 µF monolithic ceramic capacitor (MLCC) has rated voltage of 25 V. With guaranteed operating temperature of 125°C (X7S), 0805-size, 4.7 µF MLCC features rated voltage of 50 V. Both MLCCs are intended to be built into diverse types of electronic equipment.
This story is related to the following:High Temperature Capacitors | Monolithic Capacitors