{"product_id":"sp-surface-mount-drop-bolt-lock","title":"SP- SURFACE MOUNT DROP BOLT LOCK","description":"\u003cp\u003eThe Surface Mount Drop Bolt Lock (SP- Surface Mount Drop Bolt Lock) is an electric solenoid-based locking mechanism designed for surface installation on frame or frameless glass doors, wooden doors, metal doors, and narrow door frames. Unlike concealed drop bolt locks that require mortising or cutting into the door frame, surface mount drop bolts are housed in a dedicated external casing, making them easier to install without altering structural door frames.\u003c\/p\u003e\n\u003cp\u003eEquipped with a solid stainless-steel deadbolt and automated magnetic alignment sensors, the lock automatically extends the bolt pin into the keeper plate once the door is properly aligned and closed. It integrates seamlessly with access control systems (such as biometric scanners, RFID card readers, keypad controllers, and exit buttons) to provide secure, heavy-duty electronic access control.\u003cbr\u003e\u003c\/p\u003e\n\u003ch3\u003eSpecification\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFail-Safe (unlocks automatically when power is disconnected for emergency egress)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStart\/Inrush Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~0.9A – 1.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandby\/Holding Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~0.1A – 0.2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBolt Mechanism\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSolid stainless steel throw bolt pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAuto-Relock Delay Timer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAdjustable: 0, 3, 6, or 9 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDoor Status Signal Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNO \/ NC \/ COM status contact output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurface Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Doors\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNarrow frames, wooden, metal, or glass doors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeavy-duty anodized aluminum alloy\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-10°C to 55°C (14°F to 131°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Folder\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSP- SURFACE MOUNT DROP BOLT LOCK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Shieldplus","offers":[{"title":"01","offer_id":49284756144302,"sku":null,"price":2124.0,"currency_code":"INR","in_stock":true},{"title":"05","offer_id":49284765352110,"sku":null,"price":9735.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/9961\/1566\/files\/ChatGPT_Image_Sep_2_2026_11_59_42_AM.png?v=1788330597","url":"https:\/\/shieldplus.in\/products\/sp-surface-mount-drop-bolt-lock","provider":"Shield Plus","version":"1.0","type":"link"}