Hikvision DS-K4H250D – Professional Double-Door Magnetic Lock with Dual 272kg Holding Force & Lock Status Signal Output
The Hikvision DS-K4H250D is a professional double-door magnetic lock designed for secure access control applications on wooden, glass, metal, and fireproof doors. Featuring dual electromagnetic locking units with a holding force of 272 kg (599.8 Lbs) × 2, the lock delivers strong and reliable security performance for high-traffic double-door installations. The device includes LED lock status indication, dry contact signal output for monitoring integration, and built-in MOV voltage protection for enhanced system stability and durability.
Technical Specifications:
System Type:
• Type: Professional Double-Door Magnetic Lock
• Model: DS-K4H250D
Lock Performance:
Holding Force:
• Maximum Linear Thrust:
- 272 kg (599.8 Lbs) × 2
Provides strong dual-door electromagnetic locking performance.
Door Status Indicator:
LED Indicator:
• Green:
- Locked
• Red:
- Unlocked
Provides visual monitoring of lock operation status.
Signal Output:
Lock Status Output:
• Dry Contact Signal Output
Output Characteristics:
• Supports maximum power rate of 3A
• NO output while locking
• NC output while unlocking
Supports integration with access control and monitoring systems.
Power & Electrical:
Power Supply:
• 12V DC / 500 mA
• 24V DC / 250 mA
(Default operating voltage: 12V DC)
Protection:
• Equipped with internal MOV (Voltage Dependent Resistor)
Improves electrical stability and surge protection.
Door Compatibility:
Suitable for:
• Single Leaf Doors
• Double Leaf Doors
• Wooden Doors
• Glass Doors
• Metal Doors
• Fireproof Doors
Designed for professional double-door access control systems.
Material & Construction:
Housing Material:
• Hard anodizing electroplated shell
Material Treatment:
• Lock Body:
- Eco-friendly Zinc with Electroplating Operated
• Armature Plate:
- Eco-friendly Zinc with Electroplating Operated
Design Features:
• Abrasion-proof materials
Built for long-term industrial and commercial operation.
Environmental Specifications:
• Working Temperature:
- -10°C to +55°C
• Working Humidity:
- 0% to 95% Relative Humidity
Suitable for professional indoor security installations.
Physical Specifications:
Lock Body Dimensions:
• 480 × 49 × 25.5 mm
Armature Plate Dimensions:
• 180 × 38 × 11 mm
Weight:
• 4.2 kg
(Page 2 includes detailed specifications and optional accessory illustrations.)
Installation:
• Surface mounting for professional double-door access control systems
Optional Accessories:
• DS-K4H250-LZ
- Pro Series Magnetic Lock Bracket
• DS-K4H250-U
- Pro Magnetic Locks Accessory
Available Model:
• DS-K4H250D
Key Features:
• Professional double-door magnetic lock
• Dual 272 kg (599.8 Lbs) holding force
• LED lock status indication
• Dry contact signal output
• Supports 12V DC & 24V DC operation
• Built-in MOV voltage protection
• Compatible with wooden, glass, metal & fireproof doors
• Abrasion-resistant construction
• Stable dual electromagnetic locking mechanism
• Professional monitoring integration support
Applications:
• Office buildings
• Commercial facilities
• Double-door entrance systems
• Enterprise access control projects
• Smart building security systems
• Fireproof door security installations
• Professional access management systems
Connect Gates Professional Opinion:
The DS-K4H250D is an excellent professional magnetic lock for double-door installations requiring high holding force and real-time lock status monitoring. Its dry contact output and dual-lock structure make it ideal for enterprise security systems and professional access control projects requiring higher monitoring capability.