... 4)Energy saving Semiconductor Heater,PTC Heater,Enclosure Din Rail Heater,Industrial Heater,Electric HeaterPressure clamp connectorsDynamic ... according to UL94 V-0, blackMountingclip for 35mm DIN rail, EN 60715Fitting positionvertical airflow (air outlet up, ... )Operating / Storage humiditymax. 90 % RH (non-condensing)Protection type/Protection classIP20 / I (earthed)Accessoiresscrew fixing, Art. No. ...