{"product_id":"istir-oh-prime-digital-overhead-stirrer-series","title":"iStir OH Prime Digital Overhead Stirrer Series","description":"\u003cdiv style=\"font-family: Arial, Helvetica, sans-serif; color: #263746; line-height: 1.65; max-width: 950px; margin: 0 auto;\"\u003e\n\n  \u003cdiv style=\"background: #123b63; color: #ffffff; padding: 25px 28px; border-radius: 8px 8px 0 0;\"\u003e\n    \u003ch1 style=\"margin: 0; font-size: 28px; line-height: 1.25;\"\u003e\n      iStir OH Prime Digital Overhead Stirrer Series\n    \u003c\/h1\u003e\n    \u003cp style=\"margin: 8px 0 0; color: #dceaf5; font-size: 17px;\"\u003e\n      Four high-performance models for laboratory mixing up to 40 litres and 30,000 mPa·s\n    \u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv style=\"border: 1px solid #d6e0e8; border-top: 0; padding: 28px; border-radius: 0 0 8px 8px;\"\u003e\n\n    \u003cp style=\"margin-top: 0; font-size: 16px;\"\u003e\n      The \u003cstrong\u003eiStir OH Prime Series\u003c\/strong\u003e comprises four powerful digital overhead\n      stirrers designed for precise, dependable mixing of liquids ranging from\n      low-viscosity solutions to materials with viscosities up to\n      \u003cstrong\u003e30,000 mPa·s\u003c\/strong\u003e.\n    \u003c\/p\u003e\n\n    \u003cp style=\"font-size: 16px;\"\u003e\n      Each model combines a maintenance-free brushless DC motor with microprocessor\n      control, digital speed and timer settings, reversible rotation and intelligent\n      load compensation. Select from four torque and capacity levels to match the\n      requirements of your application.\n    \u003c\/p\u003e\n\n    \u003cdiv style=\"background: #eef6fb; border-left: 5px solid #176b9b; padding: 16px 18px; margin: 24px 0;\"\u003e\n      \u003cstrong style=\"color: #123b63;\"\u003eFour models for different mixing demands\u003c\/strong\u003e\u003cbr\u003e\n      Choose from capacities of 10, 20, 25 or 40 litres, with maximum torque ratings\n      ranging from 8 to 40 Ncm.\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Available Models\n    \u003c\/h2\u003e\n\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 14px; text-align: left;\"\u003e\n        \u003cthead\u003e\n          \u003ctr style=\"background: #123b63; color: #ffffff;\"\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #d6e0e8;\"\u003eModel\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #d6e0e8;\"\u003eCapacity\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #d6e0e8;\"\u003eTorque\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #d6e0e8;\"\u003eSpeed Range\u003c\/th\u003e\n            \u003cth style=\"padding: 12px; border: 1px solid #d6e0e8;\"\u003eMaximum Viscosity\u003c\/th\u003e\n          \u003c\/tr\u003e\n        \u003c\/thead\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"background: #eef6fb;\"\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eiStir OH 8P\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e10 litres\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e8 Ncm\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e50–2,000 RPM\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e4,000 mPa·s\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eiStir OH 15P\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e20 litres\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e15 Ncm\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e50–1,000 RPM\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e8,000 mPa·s\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background: #eef6fb;\"\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eiStir OH 20P\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e25 litres\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e20 Ncm\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e90–2,000 RPM\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e10,000 mPa·s\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eiStir OH 40P\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e40 litres\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e40 Ncm\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e50–1,000 RPM\u003c\/td\u003e\n            \u003ctd style=\"padding: 12px; border: 1px solid #cfdae3;\"\u003e30,000 mPa·s\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Key Features\n    \u003c\/h2\u003e\n\n    \u003cul style=\"padding-left: 22px;\"\u003e\n      \u003cli\u003eFour models covering mixing capacities from \u003cstrong\u003e10 to 40 litres\u003c\/strong\u003e\n\u003c\/li\u003e\n      \u003cli\u003eMaximum torque options from \u003cstrong\u003e8 to 40 Ncm\u003c\/strong\u003e\n\u003c\/li\u003e\n      \u003cli\u003eSuitable for viscosities up to \u003cstrong\u003e30,000 mPa·s\u003c\/strong\u003e\n\u003c\/li\u003e\n      \u003cli\u003eQuiet, maintenance-free \u003cstrong\u003ebrushless DC motor\u003c\/strong\u003e\n\u003c\/li\u003e\n      \u003cli\u003eMicroprocessor-controlled speed and operating time\u003c\/li\u003e\n      \u003cli\u003eLarge digital display for easy viewing of critical parameters\u003c\/li\u003e\n      \u003cli\u003eSpeed adjustment in fine increments for precise control\u003c\/li\u003e\n      \u003cli\u003e\u003cstrong\u003eClockwise and counter-clockwise rotation\u003c\/strong\u003e\u003c\/li\u003e\n      \u003cli\u003eTimer from 1 minute to \u003cstrong\u003e99 hours and 59 minutes\u003c\/strong\u003e\n\u003c\/li\u003e\n      \u003cli\u003eContinuous operating mode for extended mixing\u003c\/li\u003e\n      \u003cli\u003eSmart Control helps maintain stirring as viscosity changes\u003c\/li\u003e\n      \u003cli\u003ePower-interruption recovery mode\u003c\/li\u003e\n      \u003cli\u003eLast-run memory for convenient repeat operation\u003c\/li\u003e\n      \u003cli\u003eOverload, overcurrent and overtemperature protection\u003c\/li\u003e\n      \u003cli\u003ePush-through shaft design for different vessel heights\u003c\/li\u003e\n      \u003cli\u003e\u003cstrong\u003eIP54-rated stirrer head\u003c\/strong\u003e\u003c\/li\u003e\n      \u003cli\u003eCompact design helps conserve laboratory bench space\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Smart Control for Changing Viscosity\n    \u003c\/h2\u003e\n\n    \u003cp\u003e\n      The intelligent control system continuously monitors the load on the motor and\n      adjusts the drive to help maintain effective stirring when the viscosity of the\n      sample changes. This is particularly useful for dissolving, formulation and\n      reaction processes where the sample may become thicker during mixing.\n    \u003c\/p\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Reversible Mixing\n    \u003c\/h2\u003e\n\n    \u003cp\u003e\n      Clockwise and counter-clockwise rotation enables the operator to change the direction\n      of flow within the vessel. Direction reversal can help disrupt persistent circulation\n      patterns, redistribute settled material and improve mixing uniformity.\n    \u003c\/p\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Advanced Safety Protection\n    \u003c\/h2\u003e\n\n    \u003cp\u003e\n      Built-in overload, overcurrent and overtemperature protection helps safeguard the\n      motor, electronics and operator. If the safe operating limits are exceeded, the\n      control system intervenes to protect the instrument.\n    \u003c\/p\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Typical Applications\n    \u003c\/h2\u003e\n\n    \u003cul style=\"padding-left: 22px;\"\u003e\n      \u003cli\u003eDissolving solids and powders into liquids\u003c\/li\u003e\n      \u003cli\u003eMixing liquids of different densities or viscosities\u003c\/li\u003e\n      \u003cli\u003ePharmaceutical and biotechnology formulation\u003c\/li\u003e\n      \u003cli\u003eCosmetics, creams, lotions and personal-care products\u003c\/li\u003e\n      \u003cli\u003ePaint, ink, coating and adhesive development\u003c\/li\u003e\n      \u003cli\u003eChemical synthesis and reaction preparation\u003c\/li\u003e\n      \u003cli\u003eFood and beverage product development\u003c\/li\u003e\n      \u003cli\u003eQuality-control and pilot-scale laboratory work\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Common Technical Specifications\n    \u003c\/h2\u003e\n\n    \u003cdiv style=\"overflow-x: auto;\"\u003e\n      \u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px;\"\u003e\n        \u003ctbody\u003e\n          \u003ctr style=\"background: #eef6fb;\"\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3; width: 42%;\"\u003e\u003cstrong\u003eMotor type\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003eBrushless DC motor\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003eDigital LED display\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background: #eef6fb;\"\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eTimer\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e1 minute to 99 hours 59 minutes, or continuous\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eDirection of rotation\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003eReversible clockwise\/counter-clockwise\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background: #eef6fb;\"\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eChuck range\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003eApproximately 0.7–10 mm, depending on selected chuck\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eProtection class\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003eIP54\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr style=\"background: #eef6fb;\"\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003eSafety protection\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003eOverload, overcurrent and overtemperature\u003c\/td\u003e\n          \u003c\/tr\u003e\n          \u003ctr\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e\u003cstrong\u003ePower supply\u003c\/strong\u003e\u003c\/td\u003e\n            \u003ctd style=\"padding: 11px 13px; border: 1px solid #cfdae3;\"\u003e100–240 V AC, 50\/60 Hz via low-voltage adapter\u003c\/td\u003e\n          \u003c\/tr\u003e\n        \u003c\/tbody\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n\n    \u003ch2 style=\"background: #176b9b; color: #ffffff; padding: 11px 16px; margin: 30px 0 18px; border-radius: 5px; font-size: 21px;\"\u003e\n      Configuration Required\n    \u003c\/h2\u003e\n\n    \u003cp\u003e\n      The stirrer head is supplied as the selected model. The following components must\n      be selected separately to produce a complete operating system:\n    \u003c\/p\u003e\n\n    \u003cul style=\"padding-left: 22px;\"\u003e\n      \u003cli\u003e\n\u003cstrong\u003eStand:\u003c\/strong\u003e plate stand or heavy-duty H-stand\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eBoss-head clamp:\u003c\/strong\u003e selected to suit the chosen stand\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eChuck:\u003c\/strong\u003e keyed, keyless or collet chuck\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eImpeller:\u003c\/strong\u003e selected according to vessel, viscosity and required flow pattern\u003c\/li\u003e\n    \u003c\/ul\u003e\n\n    \u003cdiv style=\"background: #fff7e8; border-left: 5px solid #d79b28; padding: 16px 18px; margin: 22px 0;\"\u003e\n      \u003cstrong style=\"color: #7b5510;\"\u003eImportant ordering information\u003c\/strong\u003e\u003cbr\u003e\n      The stand, boss-head clamp, chuck and impeller are not included with the stirrer\n      head and must be ordered separately.\n    \u003c\/div\u003e\n\n    \u003cdiv style=\"background: #f4f7f9; border: 1px solid #d6e0e8; padding: 18px; margin-top: 28px; border-radius: 6px;\"\u003e\n      \u003cstrong style=\"color: #123b63;\"\u003eConfiguration advice from Auckland Scientific\u003c\/strong\u003e\u003cbr\u003e\n      Please provide your vessel dimensions, working volume, approximate viscosity and\n      required mixing action. We can help select the appropriate Prime model, stand,\n      chuck and impeller for your application.\n    \u003c\/div\u003e\n\n    \u003cp style=\"font-size: 13px; color: #647583; margin: 22px 0 0;\"\u003e\n      Capacities are based on water or comparable low-viscosity liquids. Actual performance\n      depends on the sample, vessel and impeller. Product images may show optional accessories\n      that are not included. Specifications may be updated without notice.\n    \u003c\/p\u003e\n\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Auckland Scientific","offers":[{"title":"iStir OH 8P – 10 L  8 Ncm","offer_id":58819182625093,"sku":null,"price":275.0,"currency_code":"GBP","in_stock":true},{"title":"iStir OH 15P – 20 L  15 Ncm","offer_id":58819182657861,"sku":null,"price":275.0,"currency_code":"GBP","in_stock":true},{"title":"iStir OH 20P – 25 L  20 Ncm","offer_id":58819182690629,"sku":null,"price":320.0,"currency_code":"GBP","in_stock":true},{"title":"iStir OH 40P – 40 L  40 Ncm","offer_id":58819182723397,"sku":null,"price":320.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1066\/1930\/6309\/files\/iSTirPrimeOverheadStirrer.jpg?v=1786361233","url":"https:\/\/auckland-scientific.co.uk\/products\/istir-oh-prime-digital-overhead-stirrer-series","provider":"Auckland Scientific Ltd","version":"1.0","type":"link"}