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.

ARGO HYTOS
The ARGO HYTOS industrial component is manufactured as model PROPORTIONALVENTIL SP4P2-B3/H21-24E1V-A, also identified by part number 386613 and manufacturer part number 30143500. This proportional valve unit is built to the exact specifications defined by the manufacturer designation. Submit the exact part number, quantity, and application requirements for a quote.
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 ARGO HYTOS 30143500. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.