Manufacturer: Nok.

Features

• It has a simple rubber-only structure and can handle a flow rate of 150 L/min.
• By controlling the hardness and tightening allowance of the rubber, it is possible to propose specifications according to the target valve opening pressure.
• We also have a lineup of EPDM materials equivalent to the UL94 V-0 flame retardant standard to ensure performance during thermal runaway.

Simple structure consisting only of rubber umbrella valve

                                               Normal

                                          Emergency valve opening (cell ignition)