SUN HYDRAULICS
DMDALPN536

***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Sun Hydraulics directly.***
The Sun Hydraulics DMDALPN536 (DMDALPN536) is a high-performance solenoid-operated 3-way, 2-position cartridge valve designed for demanding hydraulic applications. This direct-acting, balanced spool directional valve is built to operate seamlessly without the need for minimum hydraulic pressure, making it highly effective in a variety of settings. Its robust construction includes a fatigue-rated solenoid tube assembly capable of handling pressures up to 5000 psi (350 bar), ensuring reliability and longevity under high-pressure conditions. The DMDALPN536 features closed transitions between spool positions B and R, which enhances performance by providing faster and more consistent response times, particularly suitable for pilot control applications where capacity is not the primary concern. The valve's manual override options include D or L control types with a detent mechanism designed for temporary actuation, supporting up to approximately 7,000 cycles. Additionally, it employs EPDM seals specifically for use with phosphate ester fluids; however, these seals are vulnerable to damage when exposed to petroleum-based substances. This model also incorporates a wet armature design where the working fluid surrounds the armature\u2014useful in cooling but potentially problematic if the coil remains energized over extended periods as it can lead to fluid degradation. Interchangeability of coils with other Sun Series 1 solenoid products adds versatility, allowing for easy maintenance and replacement. The floating style construction of the DMDALPN536 minimizes risks associated with internal parts binding due to installation torque or cavity/cartridge machining variations. With specifications like a maximum operating pressure of 5000 psi (350 bar), flow capacity up to 12 gpm (45 L/min), and fast response times typically around 50 ms, this valve is engineered to meet rigorous industrial demands while ensuring precision and durability in its operations.