Return to Hafner Pneumatic

ATEX Valve Series (Explosion Hazardous)

Hafner’s ATEX Valve Series boast a wide range of valves suitable for explosion hazardous areas and applications. Available in 3/2, 5/2, and 5/3-way valve options to meet various applications in explosion hazardous areas.


Hafner, Hafner Pneumatic, Offshore, Oil&Gas, O&G, Refueling rig, ATEX, Explosion Hazardous, SIL3, SC3, NAMUR, CNOMO
Ex ia solenoid system

Intrinsically safe ignition protection for in-line and manifold mounted valves.


Product Overview

Offhsore, O&G, Oil & Gas, Oil Platform, Refuel Rig, Refueling Rig, Helicopter Refuel Rig, Helicopter Refueling Rig, Marine, SIL3, ATEX

Hafner provides a comprehensive range of ATEX valves from manually and mechanically actuated to pneumatically or solenoid actuated valves to tailor to customer needs and requirements in the Oil & Gas (O&G) sectors, Offshore applications, Food & Beverage (F&B), Palm Oil and Chemical industries.

● Hafner ATEX valve range also includes NAMUR-interface and CNOMO-interface valves.

Hafner products are available for explosion hazardous environments classified under product group II.

Hafner products are certified for SC3 or Safety Integrity Level 3 (SIL 3) capable.

Hafner SIL 3 valves, SC 3, SIL 3, Safety Integrity Level 3, SIL 3 certified, SIL 3 capable, SIL 3 compliant, Exida, ATEX certified, IEC61508, IEC 61508

● Available in two different thread standards namely BSP (sizes from G1/8″ ~ G1/2″) and NPT (sizes from 1/4″ ~ 1/2″).

● Valves can be configured on demand to feature either aluminum or stainless steel 316L (1.4404) components designed to cater for different environments and temperature classes.


Category / Zones

Below is a table of the different categories and zones for explosion hazardous environment compliance. Hafner products covers environments in Zone 1, 2, 21 and 22.


Solenoid Systems

Hafner comes with a wide variety of solenoid systems to cater to their ignition protection needs of various industries or sectors. Types available are:

EEx na – non-sparking

EEx ia IIC T6 – intrinsically safe

● EEx m II T4 – encapsulation

EEx e mb IIC T6 – encapsulation with junction box

EEx dm IIC T5 – encapsulation with junction box

EEx d IIC T6 – flameproof with junction box


Temperature Classes

Solenoid systems are also available with support for different temperature classes. Below is a table of the different classes and their maximum permitted equipment temperature.