DC Electromagnetic Lock
Your Professional DC Electromagnetic Lock Manufacturer & Supplier
Suzhou Youtech Electromagnetic Technology Co., Ltd. is located in Suzhou High-tech Zone. It integrates design, development, production, and sales, providing customers with one-stop electromagnetic product solutions. The main products are electromagnets and brakes, which are widely used in rail transit, low, medium, and high voltage power transmission control, automotive, medical, and military industries.
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Power-on Electromagnetic LockPower-on Electromagnetic lock lies in electromagnetic induction, primarily consisting of two parts: the lock body (electromagnet) and the attraction plate (armature) .read more
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Power-off Lock Electromagnetic LockFor power-off lock electromagnetic lock, Power on to unlock, power off to automatically lock.read more
Why Choose Us
One-Stop Solutions
We serve rail transit, automotive, medical, elevator systems, and power transmission industries with integrated electromagnetic solutions, covering design, R&D, and production to support customers from concept to final product delivery.
Professional Certifications
Certified under ISO 9001 and IATF 16949 standards, we maintain strict quality control throughout the production process. With 7 invention patents and 29 utility model patents, our products are backed by solid technical capability and consistent reliability.
Advanced Equipment
Our production is supported by CNC winding machines and automated potting systems to ensure stable manufacturing quality. We also use force–stroke curve testers and environmental test chambers to verify performance and durability under real-world conditions.
Specification
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Item |
Specification |
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Product Name |
DC Electromagnetic Lock |
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Type |
Power-on type |
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Voltage |
DC 12V / 24V |
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Working Mode |
Fail-safe (unlocks when power off) |
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Material |
Metal housing |
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Holding Force |
High strength |
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Installation |
Surface mounting |
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Application |
Access control, doors, security systems |
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Feature |
Fast response, low noise |
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Customization |
Available |
Advantages of DC Electromagnetic Lock
Simple installation: DC electromagnetic locks are easy to install and require no regular maintenance. Voltage range from 12 to 48V DC.
Quiet operation: Unlike mechanical locks, DC electromagnetic locks are silent when opening and closing.
Energy-saving: DC electromagnetic locks are just as efficient and consume less energy (-40 to -50% depending on model).
Customization: They can be personalized with different finish options and features to meet specific needs (OEM).
Modern design: DC electromagnetic locks have a modern, elegant design, with different geometries to suit almost any environment.

Types of DC Electromagnetic Lock
Surface-Mounted Mag Locks
Installed externally on the door frame and door surface, these are the most widely used electromagnetic locks due to their simplicity and ease of installation.
Recessed Electromagnetic Locks
Embedded within the door frame or door edge, these locks offer a clean, flush appearance and enhanced protection from physical attacks.
Double-Acting Mag Locks
Specifically engineered for double-door configurations, these locks secure both the active and inactive leaves simultaneously using dual electromagnets or a shared magnetic assembly.
High-Strength Electromagnetic (HSM) Locks
Designed for maximum security, these mag locks deliver holding forces exceeding 1,500 lbs, making them suitable for critical infrastructure and high-risk environments.
Fail-Safe Mag Locks
These locks are designed to release when power is cut, allowing doors to open freely during emergencies such as fire or power outages.
Fail-Secure Mag Locks
These locks remain engaged during power outages, maintaining access control even when electricity is lost.
Components of DC Electromagnetic Lock
The Electromagnet
Attached to the door frame, it generates a magnetic field when energized.
The Armature Plate
This metal plate attaches to the door and aligns with the magnet. When the magnet is powered, it clamps onto the armature plate, thus locking the door.
A Power Supply
It ensures a continuous electric current that maintains the lock's magnetic field.
Ancillary Electronics
These may include items like a control board, which can interface with security systems or devices that provide lock status feedback.
Components of DC Electromagnetic Lock
The Electromagnet: Attached to the door frame, it generates a magnetic field when energized.
The Armature Plate: This metal plate attaches to the door and aligns with the magnet. When the magnet is powered, it clamps onto the armature plate, thus locking the door.
A Power Supply: It ensures a continuous electric current that maintains the lock's magnetic field.
Ancillary Electronics: These may include items like a control board, which can interface with security systems or devices that provide lock status feedback.

Applications of DC Electromagnetic Lock
Commercial Building Access Control
DC electromagnetic locks are a cornerstone of access management in commercial environments such as office buildings, banks, retail stores, and corporate headquarters. Installed at main entrances, lobbies, and internal restricted zones, they allow authorized entry via keycards, PIN codes, or biometric verification while preventing unauthorized access.
Integration with Comprehensive Security Systems
Mag locks are often paired with other security technologies to create multi-layered defense mechanisms. Integration with CCTV surveillance enables real-time monitoring of access attempts, while alarm systems can be triggered upon forced entry or tampering.
Securing Restricted and Sensitive Areas
In facilities housing valuable assets or sensitive information—such as server rooms, data centers, research labs, and storage vaults—DC electromagnetic locks provide a robust first line of defense. Only individuals with proper authentication (e.g., smart cards, fingerprint scans) can gain access, ensuring accountability and minimizing the risk of theft or data breaches.
Emergency Exit Doors (Fail-Safe Operation)
Safety is a critical consideration in any access control system. DC electromagnetic locks used on emergency exits are typically configured in "fail-safe" mode, meaning they automatically unlock during power outages or when fire alarms are activated.
Healthcare Facilities
Hospitals and clinics use DC electromagnetic locks to secure critical areas including operating rooms, pharmacies, laboratories, and patient records rooms. These locks balance stringent access control with the need for rapid entry during medical emergencies.
Residential Security Solutions
In modern smart homes, DC electromagnetic locks are increasingly used on main entry doors, garage gates, and perimeter fencing. Connected to home automation platforms, they enable remote access control via smartphones, voice assistants, or apps.
Mezzanine and Freight Door Security
In warehouses, distribution centers, and industrial facilities, DC electromagnetic locks are installed on mezzanine floors, loading docks, and freight elevators to prevent unauthorized access to operational zones. This helps protect inventory, equipment, and personnel from accidental or intentional breaches.
Industrial and Hazardous Area Protection
In manufacturing plants and utility sites, DC electromagnetic locks secure hazardous areas such as electrical rooms, boiler rooms, chemical storage units, and maintenance bays. By restricting access to trained personnel only, companies reduce the risk of accidents, equipment damage, or regulatory violations.
Customization Services
DC electromagnetic locks can be customized based on different application requirements.
Customization options include:
DC voltage and power specifications
Locking force and response characteristics
Power-on or power-off operation mode
Product size and mounting structure
Coil design, armature configuration, and connector type
OEM and ODM services are available according to customer drawings or technical requirements.
Packaging and Shipping
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Packaging |
Carton |
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Transportation methods |
Express, air freight, sea freight, or land transportation. |
FAQ
We're well-known as one of the leading dc electromagnetic lock manufacturers in China, featured by quality products and good service. Please rest assured to wholesale customized dc electromagnetic lock made in China here from our factory. Contact us for quotation.
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