DGN - TLEN fuse at the reducer Dry fuse, at the regulator with filter, check valve, backfire inhibiting element and automatic gas cut-off in case of thermal overloads; mounted on the outlet of the cylinder regulator. Manufactured in accordance with DIN EN ISO 5175-1: Made of brass 2.0401/ spring 1.4310 Technical parameters: Connection: G 1/4" RH Working pressure: 25 bar (2.5 MPa ) Gas temperature: -20°C to +60°C