The product is suitable for the engine portfire of vehicle and tractor.

本产品适用于汽车、拖拉机等发动机火装置。

It is light, firm structure, high breaking voltage, high portfire level, dynamic working stabilization and so on.It is fit to aviation and shipping portfire system.

有重量、牢固、火能级大、动态工作稳定等特，适用于航空发动机火系统。