{"product_id":"id-hq-series-coil-id-ag801-id-ag812-dw801-4-wire-4-angle-grinder-spare-part-makita-type-30130","title":"ID HQ SERIES COIL [ID AG801] [ID AG812] [DW801] [4 WIRE] [4\"] ANGLE GRINDER SPARE PART [Makita Type] - 30130","description":"\u003ch2\u003eHQ-Grade Reliability — Restore Your Angle Grinder to Full Power\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eID HQ Series Field Coil\u003c\/strong\u003e (Part No. 30130) is a precision-engineered \u003cstrong\u003eangle grinder spare part\u003c\/strong\u003e designed as a direct replacement for \u003cstrong\u003eMakita-type 4-inch angle grinders\u003c\/strong\u003e, compatible with models \u003cstrong\u003eID AG801, ID AG812, and DW801\u003c\/strong\u003e. Built with \u003cstrong\u003ehigh-grade copper wire windings\u003c\/strong\u003e and a robust \u003cstrong\u003emagnetic core\u003c\/strong\u003e, this \u003cstrong\u003e4-wire stator coil\u003c\/strong\u003e delivers reliable electromagnetic field generation to restore full mechanical output and extend the working life of your grinder.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 24px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; padding: 12px 16px 12px 0; text-align: left; background-color: #000000; color: #ffffff;\"\u003e\u003cstrong\u003e     Key Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; padding: 12px 0 12px 16px; text-align: left; background-color: #000000; color: #ffffff;\"\u003e\u003cstrong\u003ePerfect For\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; padding: 12px 16px 12px 0; text-align: left;\"\u003e\n\u003cul style=\"margin: 0; padding-left: 18px;\"\u003e\n\u003cli\u003eDirect-fit replacement for \u003cstrong\u003eMakita-type AG801, AG812 \u0026amp; DW801\u003c\/strong\u003e angle grinders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-wire configuration\u003c\/strong\u003e ensures compatibility and precise electrical connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-temperature resistant insulation\u003c\/strong\u003e for sustained heavy-duty operation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision copper wire windings\u003c\/strong\u003e for efficient electromagnetic energy conversion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHQ Series quality\u003c\/strong\u003e — manufactured to OEM-equivalent tolerances for reliable performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; padding: 12px 0 12px 16px; text-align: left;\"\u003e\n\u003cul style=\"margin: 0; padding-left: 18px;\"\u003e\n\u003cli\u003eRepairing \u003cstrong\u003eburnt or failed stator coils\u003c\/strong\u003e in 4-inch angle grinders\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorkshop and field maintenance\u003c\/strong\u003e of Makita-compatible power tools\u003c\/li\u003e\n\u003cli\u003eRestoring grinders with \u003cstrong\u003eloss of power or intermittent running\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSpare parts stockists and tool repair technicians\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eCost-effective \u003cstrong\u003etool repair instead of full replacement\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM-Compatible 4-Wire Field Coil:\u003c\/strong\u003e Engineered specifically for \u003cstrong\u003eMakita-type 4-inch angle grinders\u003c\/strong\u003e including models ID AG801, ID AG812, and DW801, this coil slots in as a \u003cstrong\u003edirect drop-in replacement\u003c\/strong\u003e with no modifications required, ensuring a fast and accurate repair every time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Copper Wire Windings:\u003c\/strong\u003e The coil is wound with \u003cstrong\u003ehigh-conductivity copper wire\u003c\/strong\u003e that maximises electrical efficiency, minimising resistive heat loss during operation. This results in \u003cstrong\u003estronger electromagnetic field generation\u003c\/strong\u003e and more consistent torque delivery to the armature.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resistant Insulation:\u003c\/strong\u003e The wire windings are coated in a \u003cstrong\u003eClass F or equivalent heat-resistant insulating varnish\u003c\/strong\u003e, protecting against thermal degradation even under prolonged, heavy-duty grinding cycles where internal temperatures can spike significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Magnetic Core Construction:\u003c\/strong\u003e Laminated silicon steel is used for the \u003cstrong\u003emagnetic core\u003c\/strong\u003e to reduce eddy current losses and improve electromagnetic flux efficiency, ensuring the coil converts electrical energy to mechanical energy with minimal waste and consistent output power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHQ Series Manufacturing Standard (Part No. 30130):\u003c\/strong\u003e Produced under the \u003cstrong\u003eID HQ Series\u003c\/strong\u003e quality standard, this coil is manufactured to tight dimensional and electrical tolerances. It is stocked and distributed through Ideal Power Tools, making it a trusted \u003cstrong\u003eaftermarket spare part\u003c\/strong\u003e for professional tool repair in workshops, service centres, and trade environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis spare part is supplied as a single field coil assembly. It is compatible with 4-inch angle grinder models that follow the Makita AG801\/AG812\/DW801 form factor and wiring configuration.\u003c\/p\u003e\n\u003c!-- CSS Styles for the FAQ Section --\u003e\n\u003cstyle\u003e\n.faq-section-styled {\n  font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Helvetica, Arial, sans-serif;\n  margin-top: 40px;\n}\n.faq-section-styled h2 {\n  font-size: 2em;\n  font-weight: 700;\n  color: #1C2228;\n  border-bottom: 2px solid #F4F4F4;\n  padding-bottom: 15px;\n  margin-bottom: 30px;\n}\n.faq-section-styled details {\n  background-color: #f9f9f9;\n  border: 1px solid #e9e9e9;\n  border-radius: 8px;\n  margin-bottom: 15px;\n  overflow: hidden;\n}\n.faq-section-styled summary {\n  display: flex;\n  justify-content: space-between;\n  align-items: center;\n  padding: 20px;\n  font-weight: 600;\n  font-size: 1.1em;\n  color: #1C2228;\n  cursor: pointer;\n  list-style: none;\n}\n.faq-section-styled summary::-webkit-details-marker {\n  display: none;\n}\n.faq-section-styled .question-title {\n  display: flex;\n  align-items: center;\n}\n.faq-section-styled .question-title::before {\n  content: '\\25B6';\n  margin-right: 15px;\n  font-size: 0.8em;\n  color: #1C2228;\n}\n.faq-section-styled summary::after {\n  content: '+';\n  font-size: 1.8em;\n  font-weight: 300;\n  color: #1C2228;\n  transition: transform 0.2s ease-in-out;\n}\n.faq-section-styled details[open] summary::after {\n  transform: rotate(45deg);\n}\n.faq-section-styled .faq-answer-content {\n  background-color: #FFFFFF;\n  padding: 20px 20px 20px 55px;\n  border-top: 1px solid #e9e9e9;\n}\n.faq-section-styled .faq-answer-content p {\n  margin: 0;\n  font-size: 1em;\n  line-height: 1.7;\n  color: #2E2E2E;\n  text-align: left;\n}\n.faq-section-styled .faq-answer-content p strong {\n    color: #1C2228;\n}\n\u003c\/style\u003e\n\u003cdiv class=\"faq-section-styled\"\u003e\n\u003ch2\u003eGeneral Purchase \u0026amp; Comparison Queries\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eIs this coil compatible with my Makita 4-inch angle grinder?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThis \u003cstrong\u003eID HQ Series Field Coil (Part No. 30130)\u003c\/strong\u003e is designed as a direct replacement for \u003cstrong\u003eMakita-type 4-inch angle grinders\u003c\/strong\u003e — specifically models \u003cstrong\u003eID AG801, ID AG812, and DW801\u003c\/strong\u003e. If your grinder shares the same form factor and uses a \u003cstrong\u003e4-wire stator coil\u003c\/strong\u003e configuration, this part is very likely compatible. If you are unsure, check your grinder's model number or contact us before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eHow does this aftermarket coil compare to an original Makita coil?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eID HQ Series coil\u003c\/strong\u003e is manufactured to \u003cstrong\u003eOEM-equivalent tolerances\u003c\/strong\u003e, using \u003cstrong\u003ehigh-conductivity copper wire windings\u003c\/strong\u003e and \u003cstrong\u003eheat-resistant insulation\u003c\/strong\u003e. While it is an aftermarket part, it is engineered to match the original specification in terms of winding count, wire gauge, and dimensional fit. For most repair and maintenance applications, it delivers \u003cstrong\u003eperformance on par with the original\u003c\/strong\u003e at a significantly lower cost.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eIs it more cost-effective to replace the coil or buy a new grinder?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eIn most cases, \u003cstrong\u003ereplacing a failed field coil is far more economical\u003c\/strong\u003e than purchasing a new angle grinder. The coil is one of the most common failure points in power tools, and if the rest of the grinder body, gearbox, and armature are in good condition, a \u003cstrong\u003ecoil replacement restores full functionality\u003c\/strong\u003e at a fraction of the cost of a replacement machine. This makes the ID HQ Series coil an ideal solution for workshops and professionals managing tool maintenance budgets.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003ch2\u003eProduct-Specific and Usage Queries\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eWhat does a field coil do in an angle grinder?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThe \u003cstrong\u003efield coil (stator coil)\u003c\/strong\u003e is a stationary winding inside the angle grinder motor that generates a \u003cstrong\u003erotating electromagnetic field\u003c\/strong\u003e. This field interacts with the armature (rotor) to produce the rotational mechanical force that drives the grinding disc. Without a functioning coil, the motor cannot generate adequate torque, resulting in \u003cstrong\u003eloss of power, overheating, or complete failure to start\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eWhat does the \"4-wire\" specification mean for this coil?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThe \u003cstrong\u003e4-wire designation\u003c\/strong\u003e refers to the number of electrical connection leads on the coil assembly. This is a critical specification when sourcing a replacement, as using a coil with the wrong number of wires or incorrect lead configuration will result in \u003cstrong\u003eimproper electrical connection and potential damage\u003c\/strong\u003e to the tool. Always verify your existing coil's wire count before ordering a replacement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eCan I install this coil myself, or do I need a professional?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eInstallation of a field coil requires \u003cstrong\u003edisassembly of the angle grinder motor housing\u003c\/strong\u003e and basic knowledge of power tool electronics. Experienced technicians and repair professionals will find the process straightforward. For those without prior experience in power tool repair, it is recommended to have the installation carried out by a \u003cstrong\u003equalified tool repair technician\u003c\/strong\u003e to ensure correct fitment and safe operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003ch2\u003eProblem\/Solution-Oriented Queries\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eMy angle grinder has lost power or runs intermittently — is the coil the problem?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eLoss of power, intermittent running, or a burning smell\u003c\/strong\u003e are the most common signs of a failing field coil. The coil's wire windings can short-circuit or break down due to excessive heat, wear, or electrical overload. If the armature and brushes have been checked and are in good condition, a \u003cstrong\u003efaulty stator coil is a primary suspect\u003c\/strong\u003e. Replacing it with the ID HQ Series coil (Part No. 30130) is a cost-effective first step in diagnosing and resolving the issue.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eMy grinder gets very hot during use — could a degraded coil be causing this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eYes. A coil with \u003cstrong\u003edegraded or damaged insulation\u003c\/strong\u003e can cause increased electrical resistance within the windings, which generates excess heat during operation. Over time, this thermal buildup accelerates further insulation breakdown in a cycle that leads to total coil failure. Replacing the coil with one featuring \u003cstrong\u003ehigh-temperature resistant insulation\u003c\/strong\u003e — as found in the ID HQ Series — can resolve abnormal heat buildup and restore safe operating temperatures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eHow do I confirm the correct part number before purchasing?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eTo confirm fitment, cross-reference your grinder's \u003cstrong\u003emodel number (AG801, AG812, or DW801)\u003c\/strong\u003e and verify that your existing coil is a \u003cstrong\u003e4-wire type\u003c\/strong\u003e for a 4-inch angle grinder. The ID HQ Series coil carries \u003cstrong\u003ePart No. 30130\u003c\/strong\u003e. If you have the original coil available, you can also match the \u003cstrong\u003eouter diameter, core length, and lead wire positions\u003c\/strong\u003e. For further assistance, contact the Ideal Power Tools team with your grinder model details before placing your order.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Ideal Power Tools","offers":[{"title":"Default Title","offer_id":49792104071383,"sku":"30130","price":11.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/1962\/5687\/files\/IDHQSERIESCOIL_IDAG801_IDAG812_DW801_4WIRE_4INCH_ANGLEGRINDERSPAREPART_MakitaType_-30130.jpg?v=1789480754","url":"https:\/\/www.idealpowertools.com\/products\/id-hq-series-coil-id-ag801-id-ag812-dw801-4-wire-4-angle-grinder-spare-part-makita-type-30130","provider":"Ideal Power Tools","version":"1.0","type":"link"}