R4 90° laboratory valve By TECO
Laboratory valve with control handle on the hose
DIN 3383-4 90° laboratory valve for DIN 30664-T4 hoses.
Shut-off valves for hoses with quick connection and FIREBAG® thermal safety device
Since 1992, TECO manufactures the R4 range valves with a quick connection [DIN3383]. R4 is the shut-off valve with quick connection that only lets gas pass when the hose is inserted. The valve is opened and closes using the handle located on the hose.
Standard and certification: DIN EN 15069 DIN 3586
Working pressure: MOP 0.5 (0,5 bar)
Temperature: -20°C +60 °C
Application: For all types of gas as specified in EN 437 and DVGW G260/1 (Methane, Butane, Propane)
High temperature resistance: FIREBAG® with HTB seal 650 °C for 30' C0.5