Hikvision DS-K4H250S – Professional Magnetic Lock with 272kg Holding Force & Lock Status Signal Output
The Hikvision DS-K4H250S is a professional magnetic lock designed for secure access control applications on wooden, glass, metal, and fireproof doors. Featuring a holding force of up to 272 kg (599.8 Lbs), LED lock status indication, and dry contact signal output, the lock provides reliable electromagnetic security with real-time lock monitoring capability. Equipped with an internal MOV voltage-dependent resistor and abrasion-resistant construction, it delivers stable long-term performance for professional security systems.
Technical Specifications:
System Type:
• Type: Professional Magnetic Lock
• Model: DS-K4H250S
Lock Performance:
Holding Force:
• Maximum Linear Thrust:
- 272 kg (599.8 Lbs)
Provides strong and stable 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 monitoring and access control 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 protection and system stability.
Door Compatibility:
Suitable for:
• Single Leaf Doors
• Double Leaf Doors
• Wooden Doors
• Glass Doors
• Metal Doors
• Fireproof Doors
Supports flexible professional access control installations.
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
Designed 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 applications.
Physical Specifications:
Lock Body Dimensions:
• 240 × 49 × 25.5 mm
Armature Plate Dimensions:
• 180 × 38 × 11 mm
Weight:
• 2.1 kg
(Page 2 includes detailed specifications and optional accessory illustrations.)
Installation:
• Surface mounting for professional access control systems
Optional Accessories:
• DS-K4H250-LZ
- Pro Series Magnetic Lock Bracket
• DS-K4H250-U
- Pro Magnetic Locks Accessory
Available Model:
• DS-K4H250S
Key Features:
• Professional magnetic lock
• 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 electromagnetic locking mechanism
• Professional monitoring integration support
Applications:
• Office buildings
• Commercial facilities
• Smart building security systems
• Glass door access systems
• Fireproof door security projects
• Enterprise access control systems
• Professional door monitoring installations
Connect Gates Professional Opinion:
The DS-K4H250S is an excellent professional magnetic lock for projects requiring lock status monitoring and higher integration flexibility. Its dry contact signal output and LED indicators make it ideal for enterprise access control systems where real-time lock status feedback is important.