{"product_id":"250v-12a-power-tool-speed-controller-knob-switch-grinder-drill","title":"250V 12A Power Tool Speed Controller Knob Switch – Grinder \u0026 Drill","description":"\n\u003ch2\u003e250V 12A Power Tool Speed Controller Knob Switch\u003c\/h2\u003e\n\u003cp\u003eTake full control of your power tools with this compact and reliable \u003cstrong\u003eknob-style speed controller switch\u003c\/strong\u003e. Compatible with angle grinders, electric hammers, impact drills, polishing machines, and more, this versatile switch lets you dial in the perfect speed for any job. Rated at \u003cstrong\u003e250V \/ 12A\u003c\/strong\u003e, it handles power tools up to \u003cstrong\u003e1,600W\u003c\/strong\u003e — making it an ideal upgrade or replacement part for your workshop toolkit.\u003c\/p\u003e\n\n\u003cp\u003eMade in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works with angle grinders, impact drills, electric hammers, polishing machines, and other power tools up to 1,600W.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrecise Speed Control:\u003c\/strong\u003e Smooth-turn knob allows stepless speed adjustment for greater accuracy and versatility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated 250V \/ 12A:\u003c\/strong\u003e Built to handle demanding power tool applications safely and reliably.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic Housing:\u003c\/strong\u003e Lightweight yet sturdy construction for long-lasting performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Pre-wired with an approx. 10.7 cm (4.2\") cable for straightforward fitting.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e Measures just 5.1 × 3.5 × 1.4 cm (2\" × 1.4\" × 0.5\"), fitting neatly into tight spaces.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSwitch Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eKnob Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRated Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e250V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Power Tool Wattage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1,600W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCable Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eApprox. 10.7 cm \/ 4.2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (L×W×H)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.1 × 3.5 × 1.4 cm \/ 2\" × 1.4\" × 0.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Angle Grinder \/ Power Tool Speed Controller Knob Switch\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePlease Note\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eActual color may vary slightly from images due to monitor brightness and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow slight manual measurement deviation for listed dimensions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power tools is this speed controller switch compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This 250V 12A knob switch is compatible with a wide range of power tools including angle grinders, electric hammers, impact drills, polishing machines, and any other power tool rated up to 1,600W at 250V.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this switch easy to install on my existing power tool?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The switch comes pre-wired with an approximately 10.7 cm cable, making installation straightforward. It uses a standard knob-type connection and is designed as a direct replacement or add-on controller for compatible tools.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the maximum wattage this switch can handle?\u003c\/h4\u003e\n\u003cp\u003eA: This speed controller switch is rated at 250V and 12A, making it suitable for power tools with a maximum wattage of 1,600W. Using it with tools that exceed this rating is not recommended.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What power tools is this speed controller switch compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 250V 12A knob switch is compatible with a wide range of power tools including angle grinders, electric hammers, impact drills, polishing machines, and any other power tool rated up to 1,600W at 250V.\"}}, {\"@type\": \"Question\", \"name\": \"Is this switch easy to install on my existing power tool?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The switch comes pre-wired with an approximately 10.7 cm cable, making installation straightforward. 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