HAK Pneumatic (4 Way / 5 Port / 2 Position) Double Air Piloted Exhaust Center Control Namur Valve, NPT 3/8” (4A330E-10B) NPT 3/8” (4H310-10S) Edit Item Number 2W400-40 Working

Edit Item Number  2W400-40 Working Medium Air

F USES  Suitable for use with swimming pool heater

Edit Item Number 4A410-15 Valve Type 5/2 way Effective Cross Section Area 50 mm² (CV = 2

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HAK Pneumatic (4 Way / 5 Port / 2 Position) Double Air Piloted Exhaust Center Control Namur Valve, NPT 3/8” (4A330E-10B) NPT 3/8” (4H310-10S) Edit Item Number 2W400-40 WorkingDescription * Pneumatic Air Piloted Namur Valve: 5 Port 3 Position Double Pilot Exhaust Center.* A High Quality Valve body is made of Aluminum material, with long serving life; seals initially imported from Japan.* The Anti friction seal is added at both ends of the valve spool to make the valve spool more stable during the switching process and increase the valve lifetime.* This is a Four way, air pilot valve with a spool design requiring an input