The HSDSL 1428 is a robust and reliable 6-section proportional control valve offering both electric and manual control. With a rated flow of 140 L/min (37 US GPM) and a maximum pressure of 350 bar (5100 psi), this high-pressure hydraulic valve is perfect for demanding applications in construction equipment, material handling systems, agricultural machinery, and industrial vehicles such as telehandlers, forklifts, and excavators. This sectional valve boasts an operating viscosity range of 15-75 mm²/s and an ambient temperature range of -40°C to +80°C. As a leading manufacturer, we offer factory direct wholesale pricing and welcome inquiries for OEM, ODM, and custom design projects. We are actively seeking distributors, wholesalers, and trading partners globally to expand our reach. Contact us for competitive pricing and collaboration opportunities. We provide factory direct wholesale and are a reliable source for high-quality hydraulic valves. Keywords: proportional valve, hydraulic valve, 6 spool valve, 37 gpm valve, high pressure valve, construction equipment, OEM, ODM, wholesale, distributor, factory.