{"product_id":"250v-12a-power-tool-speed-controller-knob-switch-grinder-drill-1","title":"250V 12A Power Tool Speed Controller Knob Switch – Drill \u0026 Grinder","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 versatile \u003cstrong\u003e250V 12A Speed Controller Knob Switch\u003c\/strong\u003e. Designed as a universal in-line speed controller, it works seamlessly with angle grinders, electric hammers, impact drills, polishing machines, and a wide range of other power tools rated up to 1600W. Simple to install and built for everyday workshop use, this knob switch lets you dial in the exact speed you need for clean, precise results on any job.\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 Suitable for angle grinders, impact drills, electric hammers, polishing machines, and other power tools up to 1600W\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRated Specs:\u003c\/strong\u003e 250V \/ 12A — dependable electrical performance for demanding workshop environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKnob-Style Control:\u003c\/strong\u003e Smooth rotary knob allows precise, stepless speed adjustment at your fingertips\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Measures just 5.1 × 3.5 × 1.4 cm (2\" × 1.4\" × 0.5\") with a cable length of approx. 10.7 cm (4.2\") for easy in-line installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Plastic Housing:\u003c\/strong\u003e Sturdy construction that holds up to regular workshop use\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Plug-In Install:\u003c\/strong\u003e No complex wiring — simply connect in-line between your power tool and outlet\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\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\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\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\u003eMax Compatible Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 1600W\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 (Rotary)\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    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\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\u003eNotes\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 measurement deviation (±1–3 mm) due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eEnsure your tool's power rating does not exceed 1600W before use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May 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\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power tools is this speed controller knob switch compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This 250V 12A speed controller knob switch is compatible with a wide range of power tools including angle grinders, impact drills, electric hammers, and polishing machines — provided the tool draws no more than 1600W. It functions as a universal in-line speed controller for most standard single-speed AC power tools.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install this power tool speed controller?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is straightforward — the switch is designed to be connected in-line between your power tool's cord and the power outlet. No advanced wiring knowledge is required. Simply plug it in between the tool and the wall socket, and use the rotary knob to adjust the running speed as needed.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this knob switch safe to use at 250V?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This switch is rated at 250V and 12A, making it suitable for use with standard mains voltage power tools up to 1600W. Always ensure your tool's power consumption stays within the rated limit before connecting the controller.\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 knob switch compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 250V 12A speed controller knob switch is compatible with a wide range of power tools including angle grinders, impact drills, electric hammers, and polishing machines — provided the tool draws no more than 1600W. It functions as a universal in-line speed controller for most standard single-speed AC power tools.\"}}, {\"@type\": \"Question\", \"name\": \"How do I install this power tool speed controller?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Installation is straightforward — the switch is designed to be connected in-line between your power tool's cord and the power outlet. No advanced wiring knowledge is required. Simply plug it in between the tool and the wall socket, and use the rotary knob to adjust the running speed as needed.\"}}, {\"@type\": \"Question\", \"name\": \"Is this knob switch safe to use at 250V?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. This switch is rated at 250V and 12A, making it suitable for use with standard mains voltage power tools up to 1600W. Always ensure your tool's power consumption stays within the rated limit before connecting the controller.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"250V 12A Power Tool Speed Controller Knob Switch – Drill \u0026 Grinder\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/250v-12a-power-tool-speed-controller-knob-switch-grinder-drill\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"China Mainland","offer_id":44135386808407,"sku":"200007763:201336100","price":7.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S17b49f19e0b743c5a5c1940854eca4fad.webp?v=1786424342","url":"https:\/\/axlcustomersupport.com\/products\/250v-12a-power-tool-speed-controller-knob-switch-grinder-drill-1","provider":"Axl","version":"1.0","type":"link"}