The WMZ12A-105B35RMAU070B3.5-E6B with PTC Thermistors Through Hole RoHS is a temperature sensitive device manufactured by Tyohm. It is a PTC (Positive Temperature Coefficient) thermistor that is installed in a through-hole package. This thermistor has a resistance value of 105 at 25°C and a tolerance rating of ±6%. It is RoHS compliant and is constructed of epoxy and long-lasting stainless steel. The device is designed for use in temperature control applications, such as HVAC systems, and can help devices maintain ideal operating temperatures.