Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

POCLAIN
The Poclain industrial component, part number 4004391, is a size 4 directional control valve operating on a 12 V DC supply voltage with an NBR seal. This manufacturer model WEGEVENTIL KVC2-3/2-4-47B-12DC-1/4/4004391 features a center position where ports A1, A2, and T are connected while port P is blocked. Submit the exact part number, quantity, and application requirements to request a quote.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued POCLAIN references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against POCLAIN 4004391. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.