Festo – MVH‑3‑1,7‑QS‑4 (Pt. 157559) – 3/2‑way Direct‑Acting Solenoid Valve

The Festo MVH‑3‑1,7‑QS‑4 (part number 157559) is a robust 3/2-way, direct‑acting solenoid valve designed for pneumatic systems requiring precise control of air or neutral gases. Built to IP65 standards with a compact 36 mm width, it operates reliably under varied installation orientations and demanding industrial environments.  

Key Features:

• Manufacturer: Festo AG & Co. KG

• MPN: 157559 (MVH‑3‑1,7‑QS‑4)  

• Valve Function: 3/2 monostable (spring-return)

• Nominal Size: 1.7 mm, compact 36 mm wide body

• Actuation: 24 V DC coil (2.5 W), direct

• Performance: C‑value 0.33 l/s·bar (~70 l/min), switching times: on 8 ms, off 5 ms

• Pressure Range: –0.9 to 8 bar

• Sealing/Construction: Soft-seated poppet design, corrosion class CRC2

• Protection & Ambient Temp: IP65; –5 °C to +60 °C (medium: –5 °C to +50 °C)  

• Electrical Connection: DIN 43650 plug, square body (design B)

• Mounting: Through-hole style; port connections QS-4 fittings

• Duty Cycle: 100% continuous rated; weight approx. 240 g  

• Media Compatibility: Clean, dry or lubricated compressed air, neutral gases