OMRON D4NL-4DFA-B guard lock safety door switch with mechanical lock, solenoid release, and adjustable operation. IP67 rated, 2NC + 2NC contacts, and 1300N holding force.
Product ModelD4NL-4DFA-B
Product ID62504
Stock on Request
Last updated: 8/29/2026
Key Features
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1. Reliable OperationThe D4NL-4DFA-B ensures reliable operation with its slow-action mechanism, providing a secure and consistent performance in various industrial settings.
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2. Mechanical DurabilityDesigned to withstand 1,000,000 operations, this switch offers exceptional mechanical durability, ensuring long-lasting performance in demanding environments.
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3. Adjustable MountingWith adjustable mounting options, the D4NL-4DFA-B can be easily integrated into different systems, offering flexibility in installation and operation.
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4. High Holding ForceFeaturing a high holding force of up to 1300N, this switch ensures that the door remains securely locked, providing maximum safety and security.
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Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Specifications may be subject to change without notice
Parameter
Value
Parameter
Value
Actuator
None
Connection method
Fixed Terminals
Indicator
Orange LED, 10 to 115 VAC/VDC
Key holding force
1300 N
Number of contacts
4
Solenoid voltage
24 VDC
5. IP67 RatingThe IP67 rating ensures that the switch is fully protected against dust and water ingress, making it suitable for use in harsh industrial environments.
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6. Versatile Conduit OptionsAvailable with various conduit types, including M20, the D4NL-4DFA-B can be easily connected to different systems, enhancing its versatility and usability.
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7. LED IndicatorEquipped with an LED indicator, the switch provides visual confirmation of its operational status, enhancing user convenience and monitoring capabilities.
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8. Power-to-Unlock LogicUtilizing power-to-unlock logic, the D4NL-4DFA-B ensures that the door can only be unlocked with the correct power signal, enhancing security and preventing unauthorized access.
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9. Environmental CompatibilityOperating within a temperature range of -10°C to 55°C, this switch is compatible with a wide range of environmental conditions, making it suitable for various industrial applications.
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10. Compliance with Safety StandardsCompliant with safety standards such as Class II electric shock protection and rated insulation voltage of 300V, the D4NL-4DFA-B ensures that it meets stringent safety requirements, providing a secure solution for industrial safety applications.
