Quick release valve with mechanical / pneumatic release. Extinguishing medium: N2. Nominal diameter: 12 mm. Working pressure: 200 bar. Temperature range: -20°C/+65°C. Cylinder thread: 25 E according to EN 629-1. Outlet: w 24,32 x 1/14" DIN 477 no.10. Material: brass. This valve is available with a back pressure valve to fit a pressure gauge. Connection thread: G1/4" or G1/8".