美國WELKER控制模塊產品范圍：

WELKER恒壓樣品容器，WELKER噴射控制閥，WELKER控制模塊，WELKER氣體取樣系統，WELKER過濾器，WELKER高溫過濾器，WELKER加熱過濾器，WELKER真空過濾器

美國WELKER控制模塊主要型號：

 H004X5-W；H004X1-W；H004XA-W；H004X25-W H007X5-W；H007X1-W；H007XA-W；H007X25-W H015X5-W；H015X1-W；H015XA-W；H015X25-W H024X5-W；H024X1-W；H024XA-W；H024X25-W H035X5-W；H035X1-W；H035XA-W；H035X25-W H060X5-W；H060X1-W；H060XA-W；H060X25-W H090X5-W；H090X1-W；H090XA-W；H090X25-W H120X5-W；H120X1-W；H120XA-W；H120X25-W H150X5-W；H150X1-W；H150XA-W；H1507X25-W H004X5-BE