{"product_id":"dc12v-electric-drop-bolt-lock-fail-safe-mortise-access-control","title":"DC12V Electric Drop Bolt Lock | Fail Safe Mortise Lock for Doors","description":"\n\u003ch2\u003eAsia-Teco DC12V Electric Drop Bolt Lock – Fail Safe Electronic Mortise Lock\u003c\/h2\u003e\n\u003cp\u003eUpgrade your access control system with the \u003cstrong\u003eAsia-Teco B1L Electric Drop Bolt Lock\u003c\/strong\u003e — a robust, aluminium alloy electronic mortise lock engineered for glass, wooden, metal, and frame doors. Operating on a reliable \u003cstrong\u003eDC 12V power supply\u003c\/strong\u003e, this smart electric lock delivers dependable entry management for homes, offices, retail shops, and commercial properties. Made in Mainland China.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFail Safe (NC Mode):\u003c\/strong\u003e Door locks when power is supplied and automatically unlocks when power is cut — ideal for emergency egress compliance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Time Delay:\u003c\/strong\u003e Conveniently switch between 0, 3, or 6-second time delay settings to suit your access workflow.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMagnetic Induction Locking:\u003c\/strong\u003e Special circuit design ensures the door remains unlocked only after power is removed, with no external interference for enhanced stability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Aluminium Alloy Construction:\u003c\/strong\u003e High-grade alloy housing resists daily wear and provides a long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Door Compatibility:\u003c\/strong\u003e Suitable for wooden doors, metal doors, and frame glass doors — a versatile choice for nearly any access point.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Low standby and operating current keeps energy costs minimal in always-on installations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e100% Brand New:\u003c\/strong\u003e Sourced directly from Asia-Teco, model B1L.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAsia-Teco\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eB1L\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 12V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart-up Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.25A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLock Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMagnetic Induction\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWorking Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFail Safe – NC Mode (Locked when powered, unlocked when power off)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTime Delay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0 \/ 3 \/ 6 seconds (adjustable)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminium Alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e150 × 34 × 28 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Doors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWooden, Metal, Frame Glass\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\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThe Asia-Teco B1L is perfect for property managers, security installers, small business owners, and homeowners who want a reliable, easy-to-integrate electric bolt lock for their access control systems. Its straightforward wiring and adjustable time delay make it a professional-grade solution without the complexity.\u003c\/p\u003e\n\n\u003ch3\u003eSafety \u0026amp; Standards Reference\u003c\/h3\u003e\n\u003cp\u003eFor general guidance on electrical safety and building access control systems, visit the U.S. Consumer Product Safety Commission (CPSC) and \u003ca href=\"https:\/\/www.osha.gov\/electrical\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eOSHA's Electrical Safety resources\u003c\/a\u003e for best practices when installing low-voltage locking hardware.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What does \"Fail Safe\" (NC Mode) mean on this electric drop bolt lock?\u003c\/h4\u003e\n\u003cp\u003eA: Fail Safe, or Normally Closed (NC) mode, means the lock engages and secures the door when power is supplied. If the power is interrupted or cut off, the bolt retracts automatically, allowing the door to open. This is an important safety feature for emergency egress in commercial and residential buildings, ensuring occupants can always exit if the power fails.\u003c\/p\u003e\n\u003ch4\u003eQ: What types of doors is the Asia-Teco B1L electric mortise lock compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The Asia-Teco B1L electric drop bolt lock is designed to work with wooden doors, metal doors, and frame glass doors, making it a versatile access control solution for a wide range of residential and commercial applications.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I adjust the time delay on this electric bolt lock?\u003c\/h4\u003e\n\u003cp\u003eA: The lock features a simple adjustable time delay switch with three settings: 0 seconds (instant), 3 seconds, or 6 seconds. You can select the desired delay to control how long the lock waits before re-engaging after an access event, providing flexibility for your specific access control workflow.\u003c\/p\u003e\n\u003ch4\u003eQ: What power supply does the DC12V electric drop bolt lock require?\u003c\/h4\u003e\n\u003cp\u003eA: This lock operates on a DC 12V power supply with a start-up current of 1.2A and an operating current of 0.25A. It is designed for use with standard access control power supplies and is compatible with most access control system panels available on the market.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What does \\\"Fail Safe\\\" (NC Mode) mean on this electric drop bolt lock?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Fail Safe, or Normally Closed (NC) mode, means the lock engages and secures the door when power is supplied. 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