ZY Servo-Proportional Control Valves D660/D661 Series
Precision-engineered for high-performance hydraulic systems with ultra-responsive servo-proportional control. Features hardened steel spools and CNC-machined aluminum housings for zero-leak durability. Ideal for industrial automation, injection molding, and heavy machinery requiring exact flow/pressure modulation.
D662/D663/D664/D665 Series
Low hysteresis design ensures repeatable accuracy (±0.1% FS) even under extreme pressure (350 bar). Integrated LVDT feedback and ISO 4401 mounting. Perfect for mobile hydraulics, test benches, and aerospace applications.
Compatible Models & Spare Parts
D633-442B RO2KO1FONSS2, D633-447B, D633-419B. Direct OEM replacements with upgraded seals for extended service life. Bulk discounts available for plant maintenance inventories.
Why Us
Global wholesale pricing, 100% tested units, and same-day shipping. Custom hydraulic solutions available for large-quantity orders.