Basic Information

Structure: Two-stage servo valve, ServoJet jet pipe pilot stage, highly resistant to contamination and long service life

Valve body: Steel, with a peak pressure rating of 350 bar and a continuous pressure rating of 315 bar

Installation surface: ISO 4401-05 (5 ports, high flow rate)

Electrical: Integrated 24 Vdc (18–32 Vdc), analog input command

Connectors: Valve end socket C41156-421 (4-core), matching male connector C41153-421

Core performance parameters (typical values)

Rated flow: ~100 L/min (Δp=35 bar)

Working pressure: 315 bar (continuous), up to 350 bar

Response frequency: −3 dB ≈ 280 Hz, step response ≈ 2.5 ms

Hysteresis: <3%, zero drift: <1%/40°C

Coil current: ±150 mA rated

Temperature range: -29°C ~ +135°C

Protection level: IP65 (with C4 connector)

Weight: Approximately 2.8 kg

Function and positioning

High flow rate + high pressure + closed-loop control, suitable for heavy-duty industrial scenarios requiring large output, high dynamics, and high reliability; integrated electronics simplify the system and reduce wiring; ServoJet pilot stage is highly resistant to contamination and has a long service life.

Adapting accessories

Matching connectors: C41156-421 (valve end socket)/ C41153-421 (terminal male)

Sealing kit: NBR (standard)/ FKM (high temperature / oil-resistant)

Installation flange, pressure measurement connector, high-flow servo shielded wire

Typical applications

Closed-loop control of large injection molding / die-casting / blow molding machines

Metallurgical rolling mills, thick plate straightening, high tension control

Heavy-duty hydraulic presses, forging equipment, extrusion production lines

Ship rudder control, construction machinery electro-hydraulic control

Wind power / hydroelectric servo systems, large testing machines