غطاء منظم الحرارة الحلزوني من طراز WYH 300 / 321 - 322 (0-300C)

Spiral thermostat cover WYH 300/321-322 (0-300C). This is a protective cover for a spiral thermostat, designed for temperature range 0-300°C. It is used to enclose the thermostat mechanism.