{"product_id":"electric-magnetic-lock-500kg-1200lbs-12v-fail-safe-nc-heavy-duty","title":"Electric Magnetic Lock 500KG 1200LBS 12V Fail-Safe NC - Heavy Duty","description":"\u003cp\u003eIn this review of the Electric Magnetic Lock 500KG 1200LBS, the bottom line is clear: installers and facility managers who need a compact, high-strength fail-safe lock for a single door will appreciate its holding power and simple DC12V operation. The review focuses on real-world use for Wooden, Metal, Glass and Fire Proof doors, and highlights the lock's most compelling trait - a 500kg (1200lbs) holding force delivered from a stainless steel assembly with built-in surge protection that makes it practical for access control installations.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n \u003cli\u003e\n\u003cstrong\u003eHolding force:\u003c\/strong\u003e A 500kg (1200lbs) rated hold gives installers confidence the lock will resist forced entry on typical single-door applications.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eFail-safe NC mode:\u003c\/strong\u003e Locks while powered and releases on power loss, which suits facilities that require safe egress during emergencies.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eStainless steel construction:\u003c\/strong\u003e Corrosion-resistant materials help the lock keep a clean finish and reliable operation in indoor or sheltered outdoor locations.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eBuilt-in spike suppressor:\u003c\/strong\u003e Integrated voltage protection reduces the risk of control board damage when paired with access control electronics.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eCompact size:\u003c\/strong\u003e The 265 x 75 x 39mm lock body and 185 x 60 x 13mm armature plate fit most standard single-door frames without extensive modification.\u003c\/li\u003e\n \u003cli\u003e\n\u003cstrong\u003eWide compatibility:\u003c\/strong\u003e Designed for wooden, glass, metal and fire proof doors as well as cabinets, making it versatile for commercial settings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe Electric Magnetic Lock 500KG is aimed at small to medium commercial properties, schools, clinics and workshops where a strong, fail-safe electromagnetic lock is needed for a single door. Electricians and locksmiths who install access control systems will value the DC12V supply and the integrated spike suppressor that simplifies wiring to existing control panels.\u003c\/p\u003e\n\u003cp\u003eThis unit is less suitable for installations that require a fail-secure (locked on power loss) solution or where concealed mounting is mandatory; in those cases a different lock mode or a mortise-style mechanical lock would be a better choice.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eHigh 500kg (1200lbs) holding force provides robust security for single doors.\u003c\/li\u003e\n \u003cli\u003eStainless steel and anti-residual magnesium design improve durability and reduce residual magnetism.\u003c\/li\u003e\n \u003cli\u003eFail-safe NC operation and DC12V compatibility make emergency egress straightforward.\u003c\/li\u003e\n \u003cli\u003eBuilt-in voltage spike suppressor protects connected electronics during power events.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n \u003cli\u003eFail-safe mode unlocks on power loss, which may not suit applications needing lock-down capability during outages.\u003c\/li\u003e\n \u003cli\u003eSurface-mounted design may be more visible than concealed lock options for aesthetic-sensitive installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n \u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNCLTHS\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eHolding force\u003c\/td\u003e\n\u003ctd\u003e500kg (1200lbs)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMode\u003c\/td\u003e\n\u003ctd\u003eNC (Fail-Safe) - locked while powered\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003eDC12V\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eLock size\u003c\/td\u003e\n\u003ctd\u003e265 x 75 x 39mm (10.43in x 2.95in x 1.54in)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eArmature plate size\u003c\/td\u003e\n\u003ctd\u003e185 x 60 x 13mm (7.28in x 2.36in x 0.51in)\u003c\/td\u003e\n\u003c\/tr\u003e\n \u003ctr\u003e\n\u003ctd\u003eMaterials\u003c\/td\u003e\n\u003ctd\u003eStainless steel, anti-residual magnesium design\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eFor installers who need a straightforward, heavy-duty electromagnetic lock that supports DC12V access control systems, this 500kg \/ 1200lbs unit offers strong holding power, corrosion-resistant construction and built-in spike protection at a reasonable value. Choose this lock when fail-safe operation and visible surface mounting are acceptable for the site.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this lock be used on glass doors?\u003c\/strong\u003e\u003cbr\u003eYes, the lock is suitable for glass doors when used with the correct mounting brackets or armature plate adapters for glass installations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat happens on a power cut?\u003c\/strong\u003e\u003cbr\u003eThis unit is fail-safe NC mode so it unlocks when power is removed, allowing free egress during outages or emergencies.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs additional surge protection required?\u003c\/strong\u003e\u003cbr\u003eThe lock includes a built-in voltage spike suppressor, so additional protection is usually not required, though whole-site surge protection is still recommended.\u003c\/p\u003e","brand":"NCLTHS","offers":[{"title":"Default Title","offer_id":48256021856475,"sku":"B0C4T88RJT","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/714CwT1JXbL._AC_SL1500.jpg?v=1778266321","url":"https:\/\/gearmusthave.com\/products\/electric-magnetic-lock-500kg-1200lbs-12v-fail-safe-nc-heavy-duty","provider":"GearMustHave","version":"1.0","type":"link"}