{"product_id":"electronic-module-hla66-hla86","title":"Electronic Module HLA66, HLA86","description":"\u003ch1\u003eSTIHL Electric Module for HLA 66 \u0026amp; HLA 86 Hedge Trimmers - 4859 430 1402\u003c\/h1\u003e\n\n\u003cp\u003eThe STIHL Electric Module for HLA 66 and HLA 86 hedge trimmers is a genuine replacement electronic control unit designed to restore reliable power delivery and control within compatible STIHL cordless long-reach hedge trimmers. Built with a durable moulded housing and factory PCB assembly, this OEM electric module manages the electrical connections and control signals required for smooth, dependable tool operation.\u003c\/p\u003e\n\n\u003cp\u003eManufactured to STIHL original equipment standards, this replacement module helps ensure the motor responds correctly to the trigger and safety switch system. It is ideal for professional landscapers, grounds maintenance teams, arborists and domestic users repairing a STIHL HLA 66 or HLA 86 where symptoms such as intermittent power, failure to start, erratic running or power loss may be linked to the control electronics.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eGenuine STIHL replacement electric module for assured compatibility and build quality\u003c\/li\u003e\n  \u003cli\u003eManufacturer Part Number: 4859 430 1402\u003c\/li\u003e\n  \u003cli\u003eDesigned specifically for STIHL HLA 66 and HLA 86 hedge trimmers\u003c\/li\u003e\n  \u003cli\u003eFactory PCB assembly provides stable electrical control and power management\u003c\/li\u003e\n  \u003cli\u003eHelps the motor respond correctly to trigger and safety switch inputs\u003c\/li\u003e\n  \u003cli\u003eDurable moulded housing with factory-grade electrical connectors\u003c\/li\u003e\n  \u003cli\u003eDirect replacement part that fits into the original mounting location\u003c\/li\u003e\n  \u003cli\u003eCan help resolve intermittent power, no-start faults and erratic operation\u003c\/li\u003e\n  \u003cli\u003eSuitable for professional workshop repair and routine maintenance\u003c\/li\u003e\n  \u003cli\u003eSupports safe, consistent performance in cordless hedge trimming equipment\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eThis STIHL electric module is used during servicing or repair of compatible STIHL HLA-series hedge trimmers to restore reliable power delivery and electronic control. It is suitable when diagnosing no-start conditions, intermittent operation, erratic running or power loss traced to the control electronics, making it useful for landscaping businesses, grounds teams and gardeners who rely on consistent hedge trimming performance.\u003c\/p\u003e\n\n\u003ch2\u003eTechnical Specification\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n  \u003ctable style=\"width:100%; border-collapse:collapse; text-align:left; border:1px solid #ddd;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eBrand\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eSTIHL\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eProduct Type\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eElectric Module \/ Electronic Control Unit\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eManufacturer Part Number\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003e4859 430 1402\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eAlternate Part Number\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003e4859-430-1402\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eConstruction\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eMoulded plastic housing with factory PCB assembly\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eFunction\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eManages electrical control signals and power delivery within the hedge trimmer\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eSuitable For\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eSTIHL HLA 66 and HLA 86 cordless hedge trimmers\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003ePart Type\u003c\/th\u003e\n        \u003ctd style=\"border:1px solid #ddd; padding:10px; text-align:left;\"\u003eGenuine OEM Replacement Part\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eFits Models\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSTIHL HLA 66\u003c\/li\u003e\n  \u003cli\u003eSTIHL HLA 86\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAlso Known As\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eSTIHL control unit\u003c\/li\u003e\n  \u003cli\u003eSTIHL electronic control board\u003c\/li\u003e\n  \u003cli\u003eSTIHL controller module\u003c\/li\u003e\n  \u003cli\u003eSTIHL PCB assembly\u003c\/li\u003e\n  \u003cli\u003eSTIHL electronics board\u003c\/li\u003e\n  \u003cli\u003eSTIHL power controller\u003c\/li\u003e\n  \u003cli\u003eSTIHL driver module\u003c\/li\u003e\n  \u003cli\u003eSTIHL hedge trimmer ECU\u003c\/li\u003e\n  \u003cli\u003eSTIHL control circuit module\u003c\/li\u003e\n  \u003cli\u003eSTIHL HLA 66 electric module\u003c\/li\u003e\n  \u003cli\u003eSTIHL HLA 86 electric module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose Genuine STIHL Parts?\u003c\/h2\u003e\n\u003cp\u003eGenuine STIHL parts are manufactured to match the original specification for fit, safety, performance and reliability. Choosing an original STIHL electric module helps ensure correct electrical compatibility, stable tool response and dependable operation, reducing the risk of poor fitment or unreliable performance from non-genuine components.\u003c\/p\u003e\n\n\u003ch2\u003eExplore More\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/ja\/collections\/stihl-spare-parts\"\u003eSTIHL Spare Parts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/ja\/pages\/stihl-parts\"\u003eSTIHL Parts Finder\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/ja\/collections\/hedge-trimmer-accessories\"\u003eHedge Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/ja\/collections\/stihl-battery-parts-accessories\"\u003eSTIHL Battery Parts \u0026amp; Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/ja\/collections\/sharpening-maintenance-tools\"\u003eSharpening \u0026amp; Maintenance Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFAQs\u003c\/h2\u003e\n\n\u003ch3\u003eIs this a genuine STIHL electric module?\u003c\/h3\u003e\n\u003cp\u003eYes, this is a genuine STIHL replacement electric module manufactured to original equipment standards.\u003c\/p\u003e\n\n\u003ch3\u003eWhat is the part number for this STIHL electric module?\u003c\/h3\u003e\n\u003cp\u003eThe manufacturer part number is 4859 430 1402. It may also be listed as 4859-430-1402.\u003c\/p\u003e\n\n\u003ch3\u003eWhich STIHL hedge trimmers does this electric module fit?\u003c\/h3\u003e\n\u003cp\u003eThis electric module fits STIHL HLA 66 and STIHL HLA 86 cordless hedge trimmers.\u003c\/p\u003e\n\n\u003ch3\u003eWhat does the electric module do?\u003c\/h3\u003e\n\u003cp\u003eThe electric module manages electrical control signals and power delivery, helping the motor respond correctly to the trigger and safety switch system.\u003c\/p\u003e\n\n\u003ch3\u003eWhen should this electric module be replaced?\u003c\/h3\u003e\n\u003cp\u003eReplace the electric module if diagnosis confirms faults such as intermittent power, failure to start, erratic running or power loss are linked to the control electronics.\u003c\/p\u003e","brand":"Stihl","offers":[{"title":"Default Title","offer_id":57956601659766,"sku":"ST-4859 430 1402","price":90.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0690\/6603\/1348\/files\/STIHL_genuine_spares_from_authorised_dealer.png?v=1775040092","url":"https:\/\/www.gustharts.com\/ja\/products\/electronic-module-hla66-hla86","provider":"Gustharts","version":"1.0","type":"link"}