{"product_id":"magnetic-lock-gd870-gd970","title":"Magnetic Lock GD870S","description":"\u003ch3\u003eGD870S Wall\/Surface Mounted Door Holder\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e The GD870S is a wall or surface-mounted electromagnetic door holder equipped with a manual test button.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Input:\u003c\/strong\u003e Selectable 12V DC or 24V DC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHolding Force:\u003c\/strong\u003e 45kg (100lbs)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCurrent Draw:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003e125mA @ 12V DC\u003c\/li\u003e\n\u003cli\u003e60mA @ 24V DC\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 80mm (H) x 80mm (W) x 65mm (D)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eFrequently Asked Questions \u0026amp; Troubleshooting\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the magnet running warm or hot?\u003c\/strong\u003e It is normal for \"power to lock\" devices to feel warm, as they require constant power to operate. However, excessive heat can be caused by:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncorrect Voltage:\u003c\/strong\u003e Supplying 24V DC to a magnet configured for 12V DC operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInsufficient Amperage:\u003c\/strong\u003e The power supply is not providing enough current, causing electrical resistance and heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage Drop:\u003c\/strong\u003e Using a long cable run with an inadequate wire gauge can reduce the current reaching the magnet, causing it to run hot.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is the armature plate vibrating?\u003c\/strong\u003e Vibration is typically caused by:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA faulty or underrated power supply.\u003c\/li\u003e\n\u003cli\u003ePowering a 24V DC magnet with a 12V DC supply.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eWhy won't the magnet lock properly, allowing the door to be pulled open easily?\u003c\/strong\u003e Common causes for a weak lock include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMisalignment:\u003c\/strong\u003e The armature plate is not correctly aligned with the magnet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Issues:\u003c\/strong\u003e The power supply is faulty, underrated, or you are using a 12V DC supply for a magnet set to 24V DC.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify Wiring:\u003c\/strong\u003e Before powering on, double-check that the wiring connections match your chosen power supply (12V DC or 24V DC). Failure to do so can cause the magnet to overheat or fail to lock, eventually damaging the unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaintenance:\u003c\/strong\u003e Periodically clean the surfaces of both the magnet and the armature plate with a light oil to ensure optimal performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Magnetic Lock\u003c\/li\u003e\n\u003cli\u003e1 x Armature Plate\u003c\/li\u003e\n\u003cli\u003e1 x Fixing Kit\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Door Entry Online","offers":[{"title":"Default Title","offer_id":56327173800200,"sku":"GD970","price":64.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1034\/8294\/9896\/files\/door-holder-magnet-gd870S.jpg?v=1780060289","url":"https:\/\/www.doorentryonline.co.uk\/products\/magnetic-lock-gd870-gd970","provider":"Door Entry Online","version":"1.0","type":"link"}