Please select your country or region to be
directed to the appropriate Lesker site.

Vacuum Valves > VAT Valves > Gate Valves, Pendulum Valves, Vatterfly Valves, Butterfly Valve > Vatterfly Valve Extended Body Builder

VAT Vatterfly Valve Extended Body: 20440-PE44


Spare Parts:

PDF Manual (785.8 KB)
PDF Product Datasheet (46.7 KB)

Specifications Table

Inside Diameter (ID) in mm (inches) 100 (4")
Flange ISO-F (compatible with ISO 1609 Fig.1)
Body Material Stainless steel
Actuator Pneumatic actuator with position indicator with solenoid valve double acting
Solenoid Yes
Position Indicator Yes
Pressure Min 1•10-8 mbar
Pressure Max 2.0 bar (abs)
Molecular flow conductance ls-1 1050.0
Max. differential pressure (closed position in bar) 1.6
Max. pressure on seat side during opening in bar 0.5
Valve body temperature max. in °C 120.0
Actuator temperature max. in °C 120.0
Position indicator temperature max. in °C 80.0
Weight in kg/lbs 10.1 / 22.27

Contact Us - VAT Valves: Vatterfly Valve Extended Body: 20440-PE44