{"product_id":"festo-r-3-1-4-b-8985-g1-4-3-2-way-roller-lever-pneumatic-valve","title":"Festo R-3-1\/4-B 8985 | 3\/2-Way Roller Lever Pneumatic Valve | G1\/4 Connection | Mechanical Limit Switch | Brand New Original","description":"\u003cdiv style=\"width: 100%; max-width: 850px; margin: 20px auto; font-family: 'Inter', system-ui, sans-serif; color: #333; line-height: 1.6; border: 3px solid #000000; border-radius: 12px; overflow: hidden; background: #ffffff; box-shadow: 0 4px 15px rgba(0,0,0,0.1);\"\u003e\n\n    \u003cdiv style=\"background: #005A9C; padding: 25px 30px; color: #ffffff;\"\u003e\n        \u003cdiv style=\"font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 5px; opacity: 0.95; color: #ffffff;\"\u003ePneumatic Control Elements | Gold SEO Optimized\u003c\/div\u003e\n        \u003ch1 style=\"margin: 0; font-size: clamp(20px, 5vw, 26px); font-weight: 800; color: #ffffff;\"\u003eFesto R-3-1\/4-B Mechanical Valve\u003c\/h1\u003e\n    \u003c\/div\u003e\n\n    \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; border: 1px solid #005A9C;\"\u003e\n        \u003ctr style=\"background: #f0f6fa;\"\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 700; width: 40%;\"\u003eOrder Code (Model)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 800;\"\u003eR-3-1\/4-B\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003eFesto Part Number\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 700;\"\u003e8985\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background: #f0f6fa;\"\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003eValve Function\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 800;\"\u003e3\/2-Way Monostable Close Type Logic\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003ePneumatic Connection Port\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 700;\"\u003eG1\/4 Female Parallel Thread Matrix\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background: #f0f6fa;\"\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003eActuation Mechanism Layout\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 800;\"\u003eHeavy-Duty Mechanical Roller Lever Structure\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003eStandard Nominal Flow Rate\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 700;\"\u003eOptimized High-Flow Internal Air Path Guide\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr style=\"background: #f0f6fa;\"\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003eOperating Pressure Range\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 800;\"\u003e-0.95 ~ 8 bar Versatile Vacuum to High Pressure Setup\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; color: #666;\"\u003eHousing Core Profile\u003c\/td\u003e\n\u003ctd style=\"padding: 12px 15px; border: 1px solid #005A9C; font-weight: 700;\"\u003eDie-Cast Anodized Alloy Frame Armor\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/table\u003e\n\n    \u003cdiv style=\"padding: 30px;\"\u003e\n        \u003ch2 style=\"font-size: 18px; font-weight: 800; color: #333; margin-top: 0;\"\u003ePerformance Overview\u003c\/h2\u003e\n        \u003cp style=\"font-size: 14px; color: #555; line-height: 1.8;\"\u003e\n            The Festo R-3-1\/4-B (Part Number: 8985) is an industrial-tier premium 3\/2-way mechanical roller lever pneumatic control valve engineered specifically to serve as a high-reliability positional limit switch or circuit toggle inside rugged factory automation grids. Machined with a robust standard G1\/4 parallel porting layout, this highly responsive directional component handles working parameters from vacuum ranges up to 8 bar safely. The actuation head is optimized with an ultra-low friction roller bearing lever assembly to capture passing kinetic mechanical strokes fluidly, routing compressed air with absolute zero-delay response boundaries. Built using a high-density anodized alloy housing block paired with premium inner seals, it coordinates heavy machine cycling arrays with total consistency.\n        \u003c\/p\u003e\n\n        \u003cdiv style=\"background: #fdfdfd; border: 2px solid #eee; border-radius: 12px; padding: 25px; border-left: 10px solid #005A9C; margin-top: 20px;\"\u003e\n            \u003ch3 style=\"margin-top: 0; font-size: 16px; color: #333;\"\u003e📋 Critical Application Check\u003c\/h3\u003e\n            \u003cul style=\"font-size: 14px; color: #555; padding-left: 20px;\"\u003e\n                \u003cli\u003e\n\u003cstrong\u003eIndustry:\u003c\/strong\u003e Linear Cylinder Packaging Sorting Tracks, Automated Pallet Conveyor Stops, Heavy Foundry Safety Door Interlocks, Machine Tool Travel Bounds, Pneumatic Logic Sequence Shifters.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003eZero-Electrical Spark Safety:\u003c\/strong\u003e Bypasses electrical wire requirements entirely, delivering a 100% explosion-proof physical mechanical link perfect for volatile painting or woodworking dust loops.\u003c\/li\u003e\n                \u003cli\u003e\n\u003cstrong\u003eHeavy Impact Longevity:\u003c\/strong\u003e Hardened roller lever configuration absorbs recurring physical impact fatigue seamlessly, safeguarding tool uptime while cutting complex system tracking adjustments.\u003c\/li\u003e\n            \u003c\/ul\u003e\n\n            \u003ch4 style=\"font-size: 14px; color: #333; margin-top: 20px; font-weight: 800;\"\u003eFesto Pneumatic Systems Integration:\u003c\/h4\u003e\n            \u003cul style=\"font-size: 14px; color: #555; padding-left: 20px;\"\u003e\n                \u003cli\u003ePremium Mechanical Valves: \n                    \u003ca href=\"\/fr\/collections\/festo\" style=\"color: #005A9C; text-decoration: underline; font-weight: 700;\"\u003eFesto Roller Lever Actuated Valves Collection\u003c\/a\u003e\n                \u003c\/li\u003e\n                \u003cli\u003ePrecision Factory Hardware Networks: \n                    \u003ca href=\"\/fr\/collections\/festo\" style=\"color: #005A9C; text-decoration: underline; font-weight: 700;\"\u003eFesto High-Efficiency Compact Automation Networks\u003c\/a\u003e\n                \u003c\/li\u003e\n            \u003c\/ul\u003e\n        \u003c\/div\u003e\n    \u003c\/div\u003e\n\u003c\/div\u003e","brand":"YingZhou Automatization","offers":[{"title":"R-3-1\/4-B","offer_id":54283729305903,"sku":"8985","price":62.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0851\/9473\/5919\/files\/Festo-8985-R-3-14-B-Roller-Lever-Valve-32-Way-G14-Mechanical-Actuation.jpg?v=1771833726","url":"https:\/\/szyingzhou.com\/fr\/products\/festo-r-3-1-4-b-8985-g1-4-3-2-way-roller-lever-pneumatic-valve","provider":"YingZhou Automatization","version":"1.0","type":"link"}