<h2>Overview</h2>
<p>The <strong>Humphrey 250E1-3-10-20-35</strong> is a 24VDC solenoid-operated pneumatic directional control valve engineered for industrial air control applications. Part of Humphrey’s proven 250 series, this valve features classic diaphragm-poppet design principles that deliver dependable performance in compressor systems, lift tables, and pneumatic actuation equipment.</p>
<h2>Key Features</h2>
<ul>
<li>24VDC solenoid coil for reliable electromagnetic actuation</li>
<li>3-way directional control for forward/exhaust air flow management</li>
<li>1/4″ NPT ported body for standard industrial connections</li>
<li>Bubble-tight sealing actuated and unactuated</li>
<li>Compact design for close-proximity mounting to work stations</li>
<li>Air-spring return design for consistent valve shifting</li>
</ul>
<h2>Technical Specifications</h2>
<ul>
<li><strong>Coil Voltage:</strong> 24VDC</li>
<li><strong>Port Configuration:</strong> 3-way, 1/4″ NPT</li>
<li><strong>Function:</strong> Directional control, solenoid-operated</li>
<li><strong>Design:</strong> Diaphragm-poppet principle</li>
<li><strong>Return Design:</strong> Air-spring return</li>
<li><strong>Sealing:</strong> Bubble-tight</li>
</ul>
<h2>Typical Applications</h2>
<ul>
<li>Pneumatic cylinder control in lift tables and material handling</li>
<li>Air distribution in compressor systems</li>
<li>Industrial automation and production line control</li>
<li>Workshop air tool actuation</li>
<li>General-purpose pneumatic circuit switching</li>
</ul>
<h2>Compatibility & Replacements</h2>
<h3>Compatible With</h3>
<ul>
<li>Standard pneumatic air systems (0–150 PSI operating range typical)</li>
<li>Industrial 24VDC power supplies</li>
<li>Compressed air networks with 1/4″ NPT connections</li>
<li>Manual and automated control circuits</li>
</ul>
<h3>Replaces / Drop-In Replacement For</h3>
<ul>
<li>Earlier 250E1 series directional valves with identical port configuration</li>
<li>Verify compatibility with your system integrator before ordering.</li>
</ul>
<h3>Works With</h3>
<ul>
<li>NAMUR solenoid interface standards</li>
<li>Industrial pneumatic control protocols</li>
<li>Manual push-button and PLC-based control systems</li>
<li>Proportional valve pilot signal systems</li>
</ul>
