As a technology leader, KNF offers OEM gas and liquid pumps that enable design engineers to create high-quality systems and devices across multiple industries. We understand and anticipate the needs of each customer and every environment in which our pumps will perform. Additionally, our modular system allows us to custom-design pumps to meet your specific application requirements using a variety of specialized parts and materials.

ATEX Compliant Pumps

ATEX pumps are designed to prevent internal or external explosions by enclosing parts that could ignite. KNF ATEX-compliant pumps are certified in accordance with the 94/9/EC directive on equipment and protective systems.
View guidelines on the application of directive 94/9/EC

Equipment for Explosive Atmospheres (ATEX) - European Commission references standards on equipment and protective systems intended for use in potentially explosive atmospheres.
Learn more about ATEX

Model Flow rate at
atm. pressure
(mbar absolute)
(bar g)
N 87 TTE Ex 7.5 140 1.5
N 726 FTE Ex 13 53 1.5
N 726 FT.29 E Ex from 7 to 13 125 1.5
N 026... .9 E Ex 15 100 2.5
N 026.1.2... .9 E Ex 26 100 2
N 143... .9 E Ex 27 100 4
N 186.1.2... .9 E Ex 48 100 4
N 0150... .9 E Ex 120 115 1
N 0150.1.2... .9 E Ex 220 115 1