Overview OBL Blackline XL Series Topline Hydraulic diaphragm, API 675 rugged and reliable pump to operate in harsh environments. The XLs are rugged and very accurate single-block positive return hydraulic diaphragm pumps suitable for highly demanding 24/7 industrial applications. Built-in full compliance with API675 and ATEX 2014/34/UE standards, these pumps house a relief valve, an […]

