{"product_id":"lox-em3500dm-double-electromagnetic-lock-monitored-280kg","title":"LOX EM3500DM Monitored Double Electromagnetic Lock – 280kg Per Leaf (560kg Total), Dual Voltage, Fire Rated","description":"\u003ch1\u003eLOX EM3500DM Monitored Double Electromagnetic Lock – 280kg Per Leaf (560kg Total), Dual Voltage, Fire Rated\u003c\/h1\u003e\n\n\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eLOX EM3500DM\u003c\/strong\u003e is a premium slimline double-door electromagnetic lock built for high-security commercial and industrial access control across Australia. Delivering \u003cstrong\u003e280kg (600 lb) of holding force per door leaf — 560kg total\u003c\/strong\u003e — and featuring an integrated \u003cstrong\u003eHall Effect Lock Status Sensor (LSS)\u003c\/strong\u003e and \u003cstrong\u003eReed Switch Door Status Sensor (DSS)\u003c\/strong\u003e, the EM3500DM provides complete real-time visibility over both lock engagement and door position. With a 4-hour fire rating, lifetime warranty, and dual 12V\/24VDC compatibility, it is the industry-standard monitored double maglock for Australian security installations.\u003c\/p\u003e\n\n\u003ch2\u003eDescription\u003c\/h2\u003e\n\u003cp\u003eWhere a single maglock secures one door leaf, the EM3500DM secures both — in a single, slimline 476mm body that mounts cleanly across the top of a double door frame. The dual monitoring system sets it apart from the non-monitored EM3500D: the Hall Effect LSS confirms the lock is properly engaged, while the reed switch DSS detects whether each door leaf is physically closed. Together, they give your access control panel the full picture — essential for alarm integration, audit trails, and compliance-driven environments.\u003c\/p\u003e\n\u003cp\u003eThe anti-tamper mounting plate conceals all fixings once installed, deterring forced entry attempts, while zero residual magnetism ensures instant door release the moment power is cut — critical for safe egress in fire or emergency situations. Built-in MOV surge protection guards the internal circuitry against voltage spikes, and the high-visibility red\/green LED panel gives security staff and installers immediate visual confirmation of lock status. Tested to over \u003cstrong\u003e1,000,000 cycles\u003c\/strong\u003e and backed by a \u003cstrong\u003elifetime warranty\u003c\/strong\u003e, the EM3500DM is built for the long haul.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e280kg Holding Force Per Leaf (560kg Total):\u003c\/strong\u003e Industry-standard double door holding force — tested to over 1,000,000 cycles for maintenance-free commercial reliability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Monitoring – Hall Effect LSS \u0026amp; Reed Switch DSS:\u003c\/strong\u003e Real-time lock status and door position feedback to your access control panel — essential for alarm integration and audit trail compliance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4-Hour Fire Rating:\u003c\/strong\u003e Certified to Australian Standards (AS) for use on fire-rated double door assemblies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFail-Safe Operation:\u003c\/strong\u003e Releases instantly when power is removed — correct configuration for commercial and fire-rated door applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZero Residual Magnetism:\u003c\/strong\u003e Innovative coil design ensures immediate door release on power loss, critical for safe emergency egress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAnti-Tamper Mounting Plate:\u003c\/strong\u003e Conceals all fixings once installed, deterring unauthorised removal and forced entry attempts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRed\/Green LED Indicator:\u003c\/strong\u003e High-visibility panel provides instant visual confirmation of locked or unlocked status.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Voltage – 12VDC \/ 24VDC:\u003c\/strong\u003e Compatible with the vast majority of access control power supplies and panels used in Australian installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBuilt-In MOV Surge Protection:\u003c\/strong\u003e Guards internal circuitry against voltage spikes — extends product life in variable power environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLifetime Warranty:\u003c\/strong\u003e Manufacturer’s lifetime warranty for long-term peace of mind.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eUse Cases\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial office building double door entry and exit points\u003c\/li\u003e\n\u003cli\u003eGovernment buildings and council facilities\u003c\/li\u003e\n\u003cli\u003eRetail shopfronts with double inward or outward-swing doors\u003c\/li\u003e\n\u003cli\u003eSchools, universities, and TAFE campuses\u003c\/li\u003e\n\u003cli\u003eHospitals and healthcare facility controlled entry points\u003c\/li\u003e\n\u003cli\u003eData centres and server room double door access\u003c\/li\u003e\n\u003cli\u003eStrata and apartment building common area double doors\u003c\/li\u003e\n\u003cli\u003eIndustrial facilities requiring high-security double door access control\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin-top:15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color:#1a1a1a;color:#ffffff;\"\u003e\n\u003cth style=\"padding:12px 14px;text-align:left;\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"padding:12px 14px;text-align:left;\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eLOX EM3500DM (Monitored)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eHolding Force\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e280kg (600 lb) per leaf  |  560kg total\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e12VDC \/ 24VDC (Dual Voltage)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eCurrent Draw\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e530mA @ 12VDC  |  260mA @ 24VDC (per lock body ×2)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eMonitoring\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eHall Effect LSS (Lock Status) \u0026amp; Reed Switch DSS (Door Status)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eLock Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eDouble Electromagnetic (Fail-Safe)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eDimensions (Lock Body)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e476mm (L) × 48mm (H) × 26mm (D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eFire Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eUp to 4 Hours (AS Certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eLED Indicator\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eRed\/Green High-Visibility Panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eSurge Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eMOV Varistor (Built-In)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eResidual Magnetism\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eNone (Instant Release)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eCycle Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e1,000,000+ cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color:#f9f9f9;\"\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eLifetime (Manufacturer)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"border:1px solid #ddd;padding:11px 14px;\"\u003eCE, C-Tick, 4-Hour Fire Rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eRecommended Accessories \u0026amp; Compatible Products\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLOX AMZB4D-LP Double L \u0026amp; Z Bracket\u003c\/strong\u003e – Required for inward-opening double door installations; ensures correct armature plate alignment for full holding force.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLOX AMZB4D-BLK Double L \u0026amp; Z Bracket (Matte Black)\u003c\/strong\u003e – Matching black bracket for the EM3500DM-BLK black series variant.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLOX AMLB4 Adjustable L-Bracket\u003c\/strong\u003e – For outward-opening double door configurations where a direct frame mount is not possible.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccess Control Power Supply (12VDC \/ 24VDC)\u003c\/strong\u003e – Regulated power supply with battery backup to maintain lock operation during power outages.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExit Button \/ Request-to-Exit (RTE)\u003c\/strong\u003e – Surface-mount or flush egress buttons for compliant door release on double door installations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor Controller \/ Access Panel\u003c\/strong\u003e – Single or multi-door panels compatible with the EM3500DM’s LSS and DSS monitoring outputs for full system integration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoor Closer\u003c\/strong\u003e – Overhead door closer to ensure both door leaves return to the locked position; required for fire door compliance in Australia.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLOX EM3500D\u003c\/strong\u003e – Non-monitored version of this lock; suitable where LSS\/DSS monitoring is not required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the EM3500D and the EM3500DM?\u003c\/strong\u003e\u003cbr\u003eThe EM3500D is the non-monitored version — it locks and unlocks but provides no status feedback. The EM3500DM adds dual monitoring via Hall Effect LSS (lock status) and reed switch DSS (door status), an anti-tamper mounting plate, and is the correct choice for access control systems requiring real-time feedback, alarm integration, or audit trail compliance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the EM3500DM fail-safe or fail-secure?\u003c\/strong\u003e\u003cbr\u003eThe EM3500DM is a \u003cstrong\u003efail-safe\u003c\/strong\u003e electromagnetic lock — it releases (unlocks) when power is removed. This is the standard and required configuration for most commercial and fire-rated double door applications in Australia.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat brackets do I need for the EM3500DM?\u003c\/strong\u003e\u003cbr\u003eThe correct bracket depends on your door swing direction. For \u003cstrong\u003einward-opening\u003c\/strong\u003e double doors, use the \u003cstrong\u003eLOX AMZB4D-LP\u003c\/strong\u003e (or AMZB4D-BLK for black finish). For \u003cstrong\u003eoutward-opening\u003c\/strong\u003e double doors, the \u003cstrong\u003eLOX AMLB4\u003c\/strong\u003e adjustable L-bracket is the correct choice. Using the wrong bracket will result in misalignment and reduced holding force.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the EM3500DM suitable for outdoor use?\u003c\/strong\u003e\u003cbr\u003eThe EM3500DM is designed for indoor use or weather-protected environments. For fully exposed outdoor installations, an IP-rated electromagnetic lock is recommended. Contact us for guidance on outdoor-rated options.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat voltage does the EM3500DM operate on?\u003c\/strong\u003e\u003cbr\u003eThe EM3500DM supports both 12VDC and 24VDC operation, making it compatible with the vast majority of access control power supplies used in Australian installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs the EM3500DM suitable for fire-rated double doors?\u003c\/strong\u003e\u003cbr\u003eYes. The EM3500DM is certified to Australian Standards (AS) for use on fire-rated door assemblies for up to 4 hours, meeting Australian building code requirements for fire-rated access control hardware.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you ship Australia-wide?\u003c\/strong\u003e\u003cbr\u003eYes. We ship to all states and territories including NSW, VIC, QLD, WA, SA, TAS, ACT, and NT. Contact us for bulk order pricing and project quotes.\u003c\/p\u003e","brand":"LOX","offers":[{"title":"Default Title","offer_id":49004335956197,"sku":"EM3500DM","price":429.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/1554\/1221\/files\/lox-em3500dm-double-magnetic-lock-monitored-280kg.png?v=1778555515","url":"https:\/\/cctvguru.com.au\/products\/lox-em3500dm-double-electromagnetic-lock-monitored-280kg","provider":"CCTV Guru","version":"1.0","type":"link"}