Hikvision DS-K4H250D Double-door Magnetic Lock

DS-K4H250D Double-Door Magnetic Lock

Powerful Electromagnetic Security Solution

The DS-K4H250D is an advanced double-door magnetic lock designed for multiple door types with a 90° opening angle. This electromagnetic security solution provides robust access control with a maximum thrust of 272 kg (599.8 lbs) × 2. Featuring visual door status indicators and signal output capabilities, the DS-K4H250D offers reliable security monitoring.

Versatile Application

The DS-K4H250D magnetic lock integrates seamlessly with:

• Wooden doors
• Glass doors
• Metal doors
• Fireproof doors

This versatility makes the DS-K4H250D suitable for diverse security installations across commercial, institutional, and high-security environments.

Durability & Reliability

Built for long-term performance, the DS-K4H250D features:

• Anti-residual magnetism design
• Abrasion-proof materials
• Hard anodizing electroplated aldural shell
• No mechanical failure due to electromagnetic operation

Furthermore, the internal voltage dependent resistor (MOV) protects the DS-K4H250D from power surges, thereby extending the operational lifespan of the device.

Customizable Power Options

The DS-K4H250D provides flexible power configuration:

• Default voltage: 12 VDC
• Optional voltage: 24 VDC
• Power selector jumper for easy switching

This adaptability enables the DS-K4H250D to work with existing power infrastructures, reducing installation complexity.

Real-time Status Monitoring

Stay informed about door security with:

• LED indicator displaying lock status (red for unlocked, green for locked)
• Signal output of door lock status (NO\NC\COM)
• Dry contact signal output with 3A maximum power rate

These monitoring features allow the DS-K4H250D to integrate with broader security systems for comprehensive access control.

Ideal Users

The DS-K4H250D is particularly well-suited for:

• Security System Integrators – Benefit from the flexible power options (12/24 VDC) and comprehensive signal outputs to create unified security solutions.
• Commercial Building Managers – Leverage the 544 kg (1199.6 lbs) combined holding force for securing areas requiring controlled access.
• High-Security Facilities – Rely on the anti-residual magnetism design and robust construction for areas where security cannot be compromised.
• Multi-Door Environment Operators – Utilize the dual electromagnetic lock design to efficiently secure double-door entrances with a single unit.

Technical Specifications

Physical Dimensions

• Lock body (L × W × H): 480 mm × 49 mm × 25.5 mm (18.90″ × 1.93″ × 1.00″)
• Armature plate (L × W × H): 180 mm × 38 mm × 11 mm (7.1″ × 1.5″ × 0.4″)
• Weight: 4.2 kg (9.3 Lbs)

Performance

• Maximum thrust: 272 kg (599.8 lbs) × 2 linear thrust
• Working temperature: -10 °C to 55 °C (14 °F to 131 °F)
• Working humidity: 0 to 95% (relative humidity)

Electrical Specifications

• Input voltage: 12 VDC/24 VDC
• Working current: 12 V/500 mA × 2, 24 V/250 mA × 2
• Signal Output: Dry contact signal output; Support Maximum power rate of 3A

Materials

• Shell: Hard anodizing electroplating operated
• Lock body: Eco-friendly Zinc with electroplating operated
• Armature plate: Eco-friendly Zinc with electroplating operated

Indicators

• LED indicator: Red (Door is unlocked), Green (Door is locked)

The DS-K4H250D combines advanced electromagnetic technology with practical design features to deliver a reliable security solution for controlling access through double doors. With its strong holding force, adaptable installation options, and status monitoring capabilities, the DS-K4H250D magnetic lock offers effective security management for diverse door types.