{"product_id":"ttlock-smart-access-control-mainboard-12v-wiegand-relay-no-nc","title":"TTLock Smart Access Control Mainboard 12V Wiegand NO\/NC Relay","description":"\n\u003ch2\u003eTTLock App Smart Access Control Mainboard – 12V Wiegand Relay with NO\/NC Output\u003c\/h2\u003e\n\u003cp\u003eTake full control of your door security with the \u003cstrong\u003eLUCKING DOOR TTLock Smart Access Control Mainboard\u003c\/strong\u003e. Designed for seamless integration with the TTLock app, this 12V controller board supports Wiegand input, NO\/NC relay output, and is compatible with magnetic locks, electric strikes, and exit button systems. Manage access remotely from your smartphone — no complicated wiring or proprietary hubs required.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTTLock App Compatible:\u003c\/strong\u003e Control and monitor your door access system directly from your iOS or Android smartphone via the TTLock app.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e12V Power Input:\u003c\/strong\u003e Works with standard 12V DC power supplies for reliable, consistent operation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWiegand Interface:\u003c\/strong\u003e Supports Wiegand 26\/34 protocol for easy integration with card readers, keypads, and biometric devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNO\/NC Relay Output:\u003c\/strong\u003e Dual relay output (Normally Open \/ Normally Closed) for compatibility with a wide range of electric locks and magnetic locks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExit Button Support:\u003c\/strong\u003e Built-in terminal for exit button connection, allowing safe egress at any time.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRemote Access Management:\u003c\/strong\u003e Grant, revoke, and schedule access permissions remotely through the TTLock cloud platform.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Versatile:\u003c\/strong\u003e Slim mainboard design fits easily into standard access control enclosures for homes, offices, and commercial spaces.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel Number:\u003c\/strong\u003e SN991-3-1\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e LUCKING DOOR\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e SN991-3-1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInput Voltage:\u003c\/strong\u003e 12V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProtocol:\u003c\/strong\u003e Wiegand 26\/34\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelay Output:\u003c\/strong\u003e NO\/NC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e TTLock (iOS \u0026amp; Android)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Magnetic locks, electric strikes, exit buttons, card readers, keypads\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × TTLock Smart Access Control Mainboard (SN991-3-1)\u003c\/li\u003e\n  \u003cli\u003eWiring terminals and hardware\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis access control mainboard is ideal for property managers, small business owners, homeowners, and security installers who want a cost-effective, app-managed door access solution. Whether you're upgrading an office entrance, securing a server room, or managing a residential building, this controller delivers professional-grade functionality at a competitive price point.\u003c\/p\u003e\n\n\u003cp\u003eFor more information on electronic access control security standards, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What app do I need to use the TTLock Smart Access Control Mainboard?\u003c\/h4\u003e\n\u003cp\u003eA: This mainboard is designed to work exclusively with the \u003cstrong\u003eTTLock app\u003c\/strong\u003e, available for free on both iOS (App Store) and Android (Google Play). Through the app, you can manage access permissions, set schedules, and monitor door activity remotely.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this access control board compatible with all magnetic locks?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the SN991-3-1 mainboard features NO\/NC relay output, making it compatible with the vast majority of 12V magnetic locks, electric strikes, and fail-safe or fail-secure locking devices. Always verify your lock's voltage and relay requirements before installation.\u003c\/p\u003e\n\u003ch4\u003eQ: Can I connect a card reader or keypad to this mainboard?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely. The board supports Wiegand 26\/34 protocol, which is the industry-standard interface used by most card readers, keypads, and fingerprint scanners, making integration straightforward.\u003c\/p\u003e\n\u003ch4\u003eQ: Does this controller support multiple users or access schedules?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. Via the TTLock app and cloud platform, you can add multiple users, assign unique access credentials (PIN, card, or app-based), and configure time-based access schedules for each user — ideal for offices, rental properties, and shared spaces.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What app do I need to use the TTLock Smart Access Control Mainboard?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This mainboard is designed to work exclusively with the TTLock app, available for free on both iOS (App Store) and Android (Google Play). 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