
RD523MMEE5A1A1 2 Spool Auto Cycle NPT Ports
- 2 spool auto cycle
- NPT port type
- Financing available












Browse our comprehensive line of hydraulic spool valves for directional control applications. Manufactured by Prince, these precision-engineered valves feature single and multi-spool configurations with NPT, ORB, and JIC port options. Ideal for wood splitters, hydraulic processors, and industrial machinery requiring reliable flow control. Available with auto-cycle functionality and flexible mounting configurations.
Talk to our experts for custom solutions and tailored guidance.
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What is a spool in hydraulics?
A spool is a cylindrical valve element that slides within a valve body to direct hydraulic fluid flow between ports, controlling the direction and rate of fluid movement in hydraulic systems.
What are the different types of hydraulic spools?
What is the function of a spool?
What port configurations are available for hydraulic spool valves?
Can I use these valves with my Timberwolf equipment?
What is the difference between auto-cycle and manual valves?
How do I select the right spool valve for my application?
Talk to our experts for custom solutions and tailored guidance.

Spool valves control hydraulic cylinders in wood splitters, firewood processors, and log handling equipment, enabling precise wedge movement and automated cycling.

Directional control valves manage hydraulic presses, lifts, and material handling systems, providing reliable flow control for production machinery.

Spool valves enable precise hydraulic control for tractor implements, loaders, and automated farm machinery requiring multi-function directional control.

Heavy-duty spool valves control excavator functions, hydraulic lifts, and construction machinery, delivering dependable directional control under demanding job site conditions.
Talk to our experts for custom solutions and tailored guidance.



Every hydraulic valve is designed, fabricated, and tested in our USA facilities using premium-grade steel machined to exacting tolerances. Over a decade of manufacturing excellence ensures uncompromising reliability in demanding applications.
Our experienced team of engineers and operators are fellow customers who understand your equipment. Get technical support directly from the designers and builders who create these components, ensuring you receive the correct high-quality parts.
As the sole distributor for Timberwolf hydraulic components, our valves are precision-engineered for seamless integration with wood splitters, processors, and industrial machinery. Multiple port configurations and auto-cycle options adapt to your specific needs.
Submit your requirements and our hydraulic specialists will respond within 24 hours with technical guidance, compatibility verification, and a detailed quote.
For immediate assistance, feel free to give us a direct call at 607-307-4029 You can also send us a quick email at Sales@TimberwolfEquip.com
For immediate assistance, feel free to give us a direct call at 607-307-4029 You can also send us a quick email at Sales@TimberwolfEquip.com