安全瓶是作為2級保護，如果副墨瓶里的浮子壞了，墨水滿了會流到安全瓶，安全瓶滿了會觸發安全瓶里的浮子，供墨就會停止。穩壓空氣瓶指對壓縮空氣起穩定壓力、避免壓力波動作用的鋼質瓶狀容器。

二級墨盒電磁閥適用于理光噴頭，精工噴頭，京瓷噴頭，愛普生噴頭，東芝噴頭，賽爾噴頭，武藤噴頭，北極星噴頭，佳能噴頭，柯尼卡噴頭等類型，墨盒系統具有一拖一、一拖二、一拖四、二拖四噴頭等功能，墨盒規格有1倍墨盒、1.5倍墨盒、2倍墨盒、3倍墨盒等規格.

The secondary cartridge solenoid valve is suitable for Ricoh nozzles, Seiko nozzles, Kyocera nozzles, Epson nozzles, Toshiba nozzles, Xaar nozzles, Muto nozzles, Polaris nozzles, Canon nozzles, Konica nozzles and other types. Features of two, one, four, two, and four nozzles. Cartridge specifications include 1x, 1.5x, 2x, and 3x ink cartridges.