{"product_id":"id-hq-series-coil-3612-12mm-router-spare-part-bosch-type-30372","title":"ID HQ SERIES COIL [3612] [12MM] ROUTER SPARE PART [Bosch Type] - 30372","description":"\u003ch2\u003eRestore Peak Router Performance with a Factory-Grade HQ Series Coil\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eID HQ Series Coil (Part No. 30372)\u003c\/strong\u003e is a precision-engineered \u003cstrong\u003erouter spare part\u003c\/strong\u003e designed as a direct \u003cstrong\u003eBosch-type replacement\u003c\/strong\u003e for the \u003cstrong\u003e3612 router with 12mm collet\u003c\/strong\u003e. Constructed with \u003cstrong\u003ehigh-grade copper wire windings\u003c\/strong\u003e, premium insulation, and a laminated \u003cstrong\u003emagnetic core\u003c\/strong\u003e, this \u003cstrong\u003efield coil\u003c\/strong\u003e converts electrical energy into reliable mechanical power, restoring your router to full operational performance with minimal downtime.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; text-align: left; padding: 10px 20px 10px 0; background-color: #000000; color: #ffffff;\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; text-align: left; padding: 10px 0; 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; text-align: left; padding: 10px 20px 10px 0;\"\u003e\n\u003cul style=\"margin: 0; padding-left: 18px;\"\u003e\n\u003cli\u003eDirect \u003cstrong\u003eBosch 3612\u003c\/strong\u003e compatible replacement coil\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-temperature resistant\u003c\/strong\u003e insulation for sustained operation\u003c\/li\u003e\n\u003cli\u003ePrecision \u003cstrong\u003ecopper wire windings\u003c\/strong\u003e for efficient electromagnetic induction\u003c\/li\u003e\n\u003cli\u003eLaminated \u003cstrong\u003emagnetic core\u003c\/strong\u003e minimises energy loss and heat build-up\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12mm collet size\u003c\/strong\u003e compatibility for accurate fitment\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 40%; vertical-align: top; text-align: left; padding: 10px 0;\"\u003e\n\u003cul style=\"margin: 0; padding-left: 18px;\"\u003e\n\u003cli\u003eRepairing a \u003cstrong\u003eBosch 3612 router\u003c\/strong\u003e with a burnt or failed coil\u003c\/li\u003e\n\u003cli\u003eWorkshop technicians performing \u003cstrong\u003epower tool maintenance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eContractors requiring fast \u003cstrong\u003eon-site router restoration\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eService centres stocking \u003cstrong\u003eHQ series spare parts\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\u003eBosch 3612 Router Compatibility (Part No. 30372):\u003c\/strong\u003e Engineered as a direct drop-in replacement for the Bosch-type 3612 router, this coil matches OEM dimensions and electrical specifications precisely — eliminating guesswork during installation and ensuring a secure, reliable fit within the motor housing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Grade Copper Wire Windings:\u003c\/strong\u003e The coil features tightly wound, high-conductivity copper wire that maximises electromagnetic induction efficiency. This results in consistent torque delivery and reduced power draw, protecting the router's other internal components from excess strain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resistant Insulation:\u003c\/strong\u003e Each winding is encased in heat-resistant insulation rated to withstand the thermal demands of continuous routing applications. This prevents inter-winding short circuits and coil degradation even during prolonged heavy-duty use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLaminated Magnetic Core for Reduced Energy Loss:\u003c\/strong\u003e The laminated iron core is designed to minimise eddy current losses, reducing heat generation within the coil assembly. This improves overall motor efficiency and extends the service life of the repaired tool significantly.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12mm Collet Size — Precision Mechanical Fitment:\u003c\/strong\u003e Designed specifically for the 12mm collet variant of the Bosch 3612 router, this coil integrates seamlessly with the existing motor assembly. No modifications are required, making it the ideal choice for both professional service technicians and experienced DIY repairers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRestores Full Mechanical Output:\u003c\/strong\u003e A faulty or burnt field coil is one of the most common causes of router power loss, overheating, or complete failure. Replacing it with this HQ Series coil restores the electromagnetic field generation necessary for full mechanical energy conversion, bringing the router back to its rated RPM and torque output.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis spare part meets the quality standards expected of the HQ Series product line and is supplied as a single replacement coil unit. It is compatible with the Bosch 3612 router platform and is suitable for use in professional repair and maintenance workflows.\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 a genuine OEM part or an aftermarket replacement?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThis is an \u003cstrong\u003eHQ Series aftermarket replacement coil\u003c\/strong\u003e (Part No. 30372) engineered to meet or exceed the original equipment specifications of the \u003cstrong\u003eBosch 3612 router\u003c\/strong\u003e. It is manufactured to precise dimensional and electrical tolerances, making it a reliable alternative to OEM parts — often at a significantly lower cost and with faster local availability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eHow does this compare to the original Bosch coil for the 3612?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eID HQ Series Coil (30372)\u003c\/strong\u003e is designed as a direct functional equivalent to the factory Bosch coil. It uses \u003cstrong\u003ehigh-conductivity copper windings\u003c\/strong\u003e, \u003cstrong\u003eheat-resistant insulation\u003c\/strong\u003e, and a \u003cstrong\u003elaminated magnetic core\u003c\/strong\u003e — the same core construction principles used in original equipment. For repair and maintenance purposes, it delivers equivalent performance at a more accessible price point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eWill this coil fit other Bosch router models besides the 3612?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThis coil is specifically rated for the \u003cstrong\u003eBosch 3612 router with a 12mm collet\u003c\/strong\u003e. While some Bosch router models share similar internal architectures, we strongly recommend verifying the \u003cstrong\u003epart number (30372)\u003c\/strong\u003e and motor specifications against your specific model before purchasing. Using an incompatible coil may result in poor performance or damage to the tool.\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 is the function of a field coil in a router?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eThe \u003cstrong\u003efield coil\u003c\/strong\u003e (also called a stator coil) generates the \u003cstrong\u003eelectromagnetic field\u003c\/strong\u003e that drives the router's armature to spin. It converts incoming \u003cstrong\u003eelectrical energy into mechanical energy\u003c\/strong\u003e, directly determining the tool's torque, speed stability, and overall power output. A failed coil typically results in the router losing power, overheating, or failing to start entirely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eIs this coil suitable for heavy-duty continuous routing work?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eYes. The \u003cstrong\u003eHQ Series Coil (30372)\u003c\/strong\u003e is built with \u003cstrong\u003ehigh-temperature resistant insulation\u003c\/strong\u003e designed to withstand the thermal stress of sustained operation. The \u003cstrong\u003elaminated magnetic core\u003c\/strong\u003e further reduces heat build-up by minimising eddy current losses, making it suitable for professional and trade environments where the router is used for extended periods.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eDo I need any special tools to install this replacement coil?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eInstallation typically requires standard \u003cstrong\u003epower tool disassembly tools\u003c\/strong\u003e such as Torx or Phillips screwdrivers, a spanner set, and basic electrical knowledge to safely disconnect and reconnect the coil terminals. We recommend this replacement be carried out by a \u003cstrong\u003equalified power tool technician\u003c\/strong\u003e or experienced repairer. Always disconnect the tool from the mains supply before beginning any internal repairs.\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 Bosch 3612 router has lost power and overheats — could it be the coil?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eYes, a \u003cstrong\u003efailing or burnt field coil\u003c\/strong\u003e is one of the most common causes of power loss and overheating in routers. When the coil's insulation degrades or windings short-circuit, the electromagnetic field weakens, reducing torque and causing excessive heat. Replacing the coil with the \u003cstrong\u003eID HQ Series Part No. 30372\u003c\/strong\u003e restores the motor's magnetic field generation and typically resolves these symptoms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eMy router starts briefly then cuts out — can a new coil fix this?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eIntermittent operation followed by cut-out is a classic symptom of a \u003cstrong\u003ecoil with partial winding damage\u003c\/strong\u003e or a developing insulation fault. As the coil heats up, the fault worsens and the motor cuts out. Installing a new \u003cstrong\u003eHQ Series replacement coil (30372)\u003c\/strong\u003e eliminates this fault condition, restoring consistent and reliable router operation. It is also advisable to inspect the \u003cstrong\u003ebrushes and armature\u003c\/strong\u003e during the same service.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003e\u003cspan class=\"question-title\"\u003eI ordered the wrong coil previously — how do I confirm this is the right part?\u003c\/span\u003e\u003c\/summary\u003e\n\u003cdiv class=\"faq-answer-content\"\u003e\n\u003cp\u003eTo confirm compatibility, verify the following: your router is a \u003cstrong\u003eBosch 3612 model\u003c\/strong\u003e, it uses a \u003cstrong\u003e12mm collet\u003c\/strong\u003e, and the replacement part number required is \u003cstrong\u003e30372\u003c\/strong\u003e. Cross-reference these details with your router's nameplate or user manual before ordering. If you are unsure, our team can assist you in confirming the correct \u003cstrong\u003eHQ Series spare part\u003c\/strong\u003e for your specific tool.\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":49792103284951,"sku":"30372","price":39.0,"currency_code":"AED","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/1962\/5687\/files\/IDHQSERIESCOIL_3612_12MM_ROUTERSPAREPART_BoschType_-30372.jpg?v=1789480525","url":"https:\/\/www.idealpowertools.com\/products\/id-hq-series-coil-3612-12mm-router-spare-part-bosch-type-30372","provider":"Ideal Power Tools","version":"1.0","type":"link"}