{"title":"Shop 1-Station Monoblock Directional Control Valves","description":"\u003ch1 class=\"gf_gs-text-heading-2\"\u003eOur 1-Station Monoblock Directional Control Valves provide control of one hydraulic function from a single, compact valve body. Also referred to as 1-spool or 1-section monoblock valves, these valves integrate the directional control components into a one-piece housing, offering a simple alternative to larger sectional valve assemblies. Their compact construction simplifies installation and plumbing, reduces potential external leak points, and provides a durable, cost-effective solution for controlling a single hydraulic cylinder, motor, or other actuator. Available in multiple flow ratings, port sizes, spool configurations, center conditions, and operating options, 1-station monoblock hydraulic valves are commonly used on agricultural equipment, construction machinery, trailers, material-handling equipment, hydraulic power units, and other mobile and industrial hydraulic systems.\u003c\/h1\u003e\n\u003cdiv\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv\u003eWhen selecting a 1-station hydraulic monoblock valve, first confirm the requirements of the single hydraulic function, then match the valve's flow capacity, pressure rating, port size, spool function, and center condition to the hydraulic circuit. Warning: Hydraulic systems operate under high pressure and can cause serious injury. Never exceed manufacturer pressure or flow ratings. Verify all valve specifications and system compatibility before installation, and fully depressurize and secure the hydraulic system before installation, adjustment, maintenance, or repair.\u003c\/div\u003e","products":[{"product_id":"mb-3-1s-3-18l-e-8-youli-monoblock-directional-control-valve-1-section-12gpm-4600psi-with-direct-adjustable-900-to-2900psi-relief-double-acting-3-positions-a-b-blocked-sae-8-ports-lever-handle-open-center-copy","title":"MB-3\/1S-3\/18L\/E-8 : Youli Monoblock Directional Control Valve, 1-Section, 12GPM, 4600psi, with Direct Adjustable 900 to 2900psi Relief, Double Acting, 3-Positions, A\u0026B Blocked, SAE #8 Ports, Spring Center, Lever Handle, Open Center","description":"\u003cp class=\"isSelectedEnd\"\u003eThe Youli MB-3\/1S-3\/18L\/E-8 Monoblock Directional Control Valve is a 1-section, 1-spool hydraulic valve designed to control one double-acting hydraulic function in mobile and industrial applications. Rated for 12 GPM nominal flow and up to 4,600 PSI operating pressure, this valve features a 3-position, double-acting spool with A and B work ports blocked in the neutral position, a direct-acting adjustable relief valve with a 900–2,900 PSI adjustment range, SAE #8 ports, manual lever operation, and an open-center circuit. Its monoblock design integrates the directional valve components into a compact, one-piece body, simplifying installation and plumbing while reducing potential external leak points compared with multi-piece sectional valve assemblies.\u003c\/p\u003e\n\u003cp\u003eThe MB-3\/1S-3\/18L\/E-8 is a compact, durable choice for operating a single double-acting hydraulic cylinder, hydraulic motor, or other bidirectional hydraulic function on agricultural equipment, construction machinery, trailers, material-handling equipment, hydraulic power units, and other mobile or industrial hydraulic systems. Warning: Hydraulic systems operate under high pressure and can cause serious injury. The 4,600 PSI rating is the valve's maximum operating pressure and should not be confused with the installed relief valve's 900–2,900 PSI adjustment range. Always verify system flow, working pressure, relief setting, port configuration, spool function, fluid compatibility, and circuit requirements before installation. Never exceed manufacturer specifications, and fully depressurize and secure the hydraulic system before installation, adjustment, maintenance, or repair.\u003c\/p\u003e","brand":"Youli-Americas","offers":[{"title":"Default Title","offer_id":53624428560677,"sku":"MB-3\/1S-3\/18L\/E-8","price":142.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0252\/8375\/6086\/files\/YouliMB-31S-318LE-81-9.png?v=1787164284"},{"product_id":"mb-3-1s-3-161l-e-8-youli-monoblock-directional-control-valve-1-section-12gpm-4600psi-with-direct-adjustable-900-to-2900psi-relief-double-acting-3-positions-a-b-blocked-sae-8-ports-detented-lever-handle-open-center","title":"MB-3\/1S-3\/161L\/E-8 : Youli Monoblock Directional Control Valve, 1-Section, 12GPM, 4600psi, with Direct Adjustable 900 to 2900psi Relief, Double Acting, 3-Positions, A\u0026B Blocked, SAE #8 Ports, Detented Lever Handle, Open Center","description":"\u003cp class=\"isSelectedEnd\"\u003eThe Youli MB-3\/1S-3\/161L\/E-8 Monoblock Directional Control Valve is a 1-section, 1-spool hydraulic valve designed to control one double-acting hydraulic function in mobile and industrial applications. Rated for 12 GPM nominal flow and up to 4,600 PSI maximum operating pressure, this valve features a 3-position, double-acting spool with A and B work ports blocked in neutral, a direct-acting adjustable relief valve with a 900–2,900 PSI adjustment range, SAE #8 ports, a detented manual lever, and an open-center circuit. The detented lever holds the spool in positions 1, neutral, or 2 without spring return, allowing the selected valve position to remain engaged until the operator manually moves the lever. Its compact monoblock construction integrates the valve components into a one-piece body, simplifying installation and plumbing while reducing potential external leak points.\u003c\/p\u003e\n\u003cp\u003eThe MB-3\/1S-3\/161L\/E-8 1-station monoblock valve is well suited for controlling a single double-acting hydraulic cylinder, motor, or other bidirectional hydraulic function where a maintained, detented spool position is required. Warning: This valve does not automatically spring-return to neutral; the lever remains in its selected detent position until manually repositioned. Confirm that maintained operation is appropriate and safe for the equipment before use. Hydraulic systems operate under high pressure and can cause serious injury. The 4,600 PSI rating is the valve's maximum operating pressure and should not be confused with the installed relief valve's 900–2,900 PSI adjustment range. Always verify system flow, working pressure, relief setting, port configuration, spool function, fluid compatibility, and circuit requirements before installation, and fully depressurize and secure the hydraulic system before installation, adjustment, maintenance, or repair\u003c\/p\u003e","brand":"Youli-Americas","offers":[{"title":"Default Title","offer_id":53624839209253,"sku":"MB-3\/1S-3\/161L\/E-8","price":170.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0252\/8375\/6086\/files\/YouliMB-31S-3161LE-8-6.png?v=1787166761"},{"product_id":"mb-5-1s-3-18l-e-12-10-12-youli-monoblock-directional-control-valve-1-section-21gpm-4600psi-with-direct-adjustable-1800-to-3600psi-relief-double-acting-3-positions-a-b-blocked-sae-12-ports-spring-center-lever-handle-open-center","title":"MB-5\/1S-3\/18L\/E-12-10-12 : Youli Monoblock Directional Control Valve, 1-Section, 21GPM, 4600psi, with Direct Adjustable 1800 to 3600psi Relief, Double Acting, 3-Positions, A\u0026B Blocked, SAE #12 Ports, Spring Center, Lever Handle, Open Center","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe Youli MB-5\/1S-3\/18L\/E-12-10-12 Monoblock Directional Control Valve is a 1-section, 1-spool hydraulic valve designed to control one double-acting hydraulic function in mobile and industrial applications. Rated for 21 GPM nominal flow and up to 4,600 PSI maximum operating pressure, this open-center valve features a double-acting, 3-position spool with A and B work ports blocked in neutral, a spring-centered manual lever that returns the spool to neutral when released, and an AG-3 direct-acting adjustable pressure relief valve with a 1,800–3,600 PSI range, factory set at 2,500 PSI. The E-12-10-12 SAE port configuration provides SAE #12 inlet and outlet ports with SAE #10 A and B work ports. Its one-piece monoblock construction provides a compact, durable solution with simplified installation and fewer potential external leak points than multi-piece sectional valve assemblies.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe MB-5\/1S-3\/18L\/E-12-10-12 1-station monoblock valve is well suited for controlling a single double-acting hydraulic cylinder, motor, or other bidirectional hydraulic function on agricultural equipment, construction machinery, trailers, material-handling equipment, hydraulic power units, and other mobile or industrial hydraulic systems. Warning: Hydraulic systems operate under high pressure and can cause serious injury. The 4,600 PSI maximum valve operating pressure is not the relief setting; the installed AG-3 relief is adjustable from 1,800–3,600 PSI and is factory set at 2,500 PSI. Always verify system flow, working pressure, relief setting, port sizes, spool function, fluid compatibility, and circuit requirements before installation. Never exceed the rated pressure of the lowest-rated system component, and fully depressurize and secure the hydraulic system and supported loads before installation, adjustment, maintenance, or repair.\u003c\/p\u003e","brand":"Youli-Americas","offers":[{"title":"Default Title","offer_id":53625037291813,"sku":"MB-5\/1S-3\/18L\/E-12-10-12","price":301.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0252\/8375\/6086\/files\/YouliMB-51S-318LE-12-10-12-8.png?v=1787170012"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0252\/8375\/6086\/collections\/YouliMB-31S-318LE-81-9.png?v=1787164656","url":"https:\/\/www.onehydraulics.com\/collections\/shop-1-station-monoblock-directional-control-valves.oembed","provider":"OneHydraulics","version":"1.0","type":"link"}