{"product_id":"dc12v-fail-safe-electromagnet-solenoid-7kg-holding-force","title":"DC 12V Fail-Safe Solenoid Electromagnet 7kg Holding Force","description":"\n\u003ch2\u003eDC 12V Compact Electromagnet Solenoid – 7kg (70N) Holding Force\u003c\/h2\u003e\n\u003cp\u003eMeet the \u003cstrong\u003eSARY LY-2529 Fail-Safe Electromagnet\u003c\/strong\u003e — a compact, energy-efficient DC 12V solenoid designed for automation systems, robotic arms, sorting machines, assembly lines, and experimental setups. Its unique \u003cem\u003enon-energized magnetic\u003c\/em\u003e (fail-safe) operation means: \u003cstrong\u003epower OFF = magnetic force ON, power ON = magnetic force OFF\u003c\/strong\u003e. This makes it ideal for safety-critical applications where you need to hold an object in place when power is removed.\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\u003eFail-Safe Operation:\u003c\/strong\u003e Magnetic force is active when power is OFF — perfect for secure holding without continuous power draw\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e7kg \/ 70N Holding Force:\u003c\/strong\u003e Impressive gripping strength in a compact 25mm × 29mm stick-style form factor\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Operates at only 7.2W (DC 12V \/ 0.6A), keeping energy costs minimal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Metal Construction:\u003c\/strong\u003e Smooth, flat silver-finish surface ensures consistent contact and maximum holding performance\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Application Range:\u003c\/strong\u003e Automation assembly lines, robotic mechanical arms, sorting equipment, experimental labs, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Temperature Tolerance:\u003c\/strong\u003e Rated for ambient temperatures up to 130°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eM5 Thread Size:\u003c\/strong\u003e Easy to mount and integrate into existing systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eLY-2529\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eInput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eDC 12V \/ 0.6A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e7.2W\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eHolding Force\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e7kg \/ 70N\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eWorking Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eNon-energized magnetic (fail-safe): magnetic when OFF, non-magnetic when ON\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eSilver\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eDiameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e25mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eCenter Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e12mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eHeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e29mm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eThread Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003eM5\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e\u003cstrong\u003eMax Ambient Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px; border:1px solid #ddd;\"\u003e130°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWiring Instructions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e This electromagnet uses a \u003cem\u003ereversed polarity\u003c\/em\u003e wiring convention:\u003cbr\u003e\n🔴 \u003cstrong\u003eRed wire\u003c\/strong\u003e → Negative (–) pole of power supply\u003cbr\u003e\n⚫ \u003cstrong\u003eBlack wire\u003c\/strong\u003e → Positive (+) pole of power supply\u003c\/p\u003e\n\n\u003ch3\u003eConditions for Maximum Holding Force\u003c\/h3\u003e\n\u003cp\u003eTo achieve the rated 7kg holding force, ensure all of the following conditions are met:\u003c\/p\u003e\n\u003col\u003e\n  \u003cli\u003eThe target object must have good magnetic permeability (ferromagnetic material such as iron or steel).\u003c\/li\u003e\n  \u003cli\u003eUse the correct rated voltage (DC 12V).\u003c\/li\u003e\n  \u003cli\u003eThe target object's surface must be flat and clean.\u003c\/li\u003e\n  \u003cli\u003eThe contact area of the target object must be equal to or larger than the magnet surface.\u003c\/li\u003e\n  \u003cli\u003eThe target object must be at least 8mm thick — holding force decreases as thickness decreases.\u003c\/li\u003e\n  \u003cli\u003eThere must be direct contact between the magnet and target — no gaps, coatings, or intermediate objects.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eNote: If any of the above conditions are not fully met, the effective holding force will be lower than the rated maximum.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAutomated assembly lines\u003c\/li\u003e\n  \u003cli\u003eIndustrial sorting machines\u003c\/li\u003e\n  \u003cli\u003eRobotic mechanical arms\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and engineering experiments\u003c\/li\u003e\n  \u003cli\u003eAccess control and locking mechanisms\u003c\/li\u003e\n  \u003cli\u003eLaboratory automation setups\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor general electrical safety guidelines relevant to low-voltage DC devices, refer to the \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA Electrical Safety Resources\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: How does the fail-safe (non-energized magnetic) mode work on this DC 12V electromagnet?\u003c\/h4\u003e\n\u003cp\u003eA: Unlike standard electromagnets that are only magnetic when powered, this LY-2529 operates in reverse: it holds magnetic force when the power is \u003cstrong\u003eOFF\u003c\/strong\u003e and releases the magnetic field when power is turned \u003cstrong\u003eON\u003c\/strong\u003e. This fail-safe design is ideal for applications where you need an object to remain held in place during a power interruption.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of materials can this 7kg solenoid electromagnet hold?\u003c\/h4\u003e\n\u003cp\u003eA: This electromagnet works with ferromagnetic materials such as iron and steel. Non-magnetic materials like aluminum, copper, plastic, or wood will not be attracted. For best results, the target surface should be clean, flat, and at least 8mm thick.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this electromagnet be used continuously without overheating?\u003c\/h4\u003e\n\u003cp\u003eA: The electromagnet is rated for ambient temperatures up to 130°C. Some heat generation during operation is normal, especially during extended use. Ensure adequate ventilation in your setup and monitor temperatures in enclosed environments to maintain safe operation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Why are the red and black wires reversed from standard convention?\u003c\/h4\u003e\n\u003cp\u003eA: This unit uses a non-standard wiring configuration. The \u003cstrong\u003ered wire connects to the negative (–) terminal\u003c\/strong\u003e and the \u003cstrong\u003eblack wire connects to the positive (+) terminal\u003c\/strong\u003e of your DC 12V power supply. Always follow the provided wiring instructions to ensure correct operation.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"How does the fail-safe (non-energized magnetic) mode work on this DC 12V electromagnet?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Unlike standard electromagnets that are only magnetic when powered, this LY-2529 operates in reverse: it holds magnetic force when the power is OFF and releases the magnetic field when power is turned ON. This fail-safe design is ideal for applications where you need an object to remain held in place during a power interruption.\"}}, {\"@type\": \"Question\", \"name\": \"What type of materials can this 7kg solenoid electromagnet hold?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This electromagnet works with ferromagnetic materials such as iron and steel. 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Always follow the provided wiring instructions to ensure correct operation.\"}}]}\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:\/\/kujrmc-0q.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Tools \u0026 Hardware\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/collections\/tools-hardware\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"DC 12V Fail-Safe Solenoid Electromagnet 7kg Holding Force\", \"item\": \"https:\/\/kujrmc-0q.myshopify.com\/products\/dc12v-fail-safe-electromagnet-solenoid-7kg-holding-force\"}]}\u003c\/script\u003e","brand":"Vue","offers":[{"title":"12V","offer_id":48750619590848,"sku":"560:353308","price":30.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/9338\/7968\/files\/Ha709bf2f865944c5a9771dc4858f4398u.webp?v=1786229617","url":"https:\/\/vueselect.com\/products\/dc12v-fail-safe-electromagnet-solenoid-7kg-holding-force","provider":"Vue","version":"1.0","type":"link"}