ZY Servo-Proportional Control Valves D660/D661/D662/D663/D664/D665 Series
Precision-engineered servo-proportional valves for superior hydraulic control, featuring ultra-responsive spool design and hardened steel construction for extended durability. Ideal for industrial automation, CNC machinery, and heavy-duty mobile equipment requiring exact flow/pressure regulation. Models include D633-473B (R08K01F0VSX2), D633-455B, and D633-471B, each optimized for high-frequency response (±1% hysteresis) and minimal internal leakage. Electro-hydraulic compatibility ensures seamless integration with PLC systems. Backed by global wholesale pricing and bulk-order discounts. OEM-compliant, ISO-certified, and rigorously tested for 10,000+ cycles. Upgrade your hydraulic systems with zero-lag performance and military-grade sealing technology.