LY4N-D2 DC 24

Overview of Omron LY4N-D2 DC 24V

The Omron LY4N-D2 is a miniature power relay with a 4-pole double-throw (4PDT) contact configuration designed for general-purpose industrial applications. It operates on a 24 VDC coil, has a rated contact current of 10 A per pole, and features a plug-in socket mounting design with built-in LED operation indicators and coil suppressors. This relay is suitable for high-reliability switching in control and automation systems.

Key Features of Omron LY4N-D2 DC 24V

• Contact Configuration: 4PDT with silver alloy contacts for high conductivity and durability.[web:418]
• Coil Voltage: 24 VDC with coil resistance around 650 Ω and coil current approximately 36.3 mA.[web:418][web:422]
• Built-in Protection: Coil suppressor diode included to protect control circuits from voltage spikes.[web:424]
• Operation Indicators: LED operation indicator for easy visual confirmation of relay status.[web:418]
• Mounting Type: Plug-in socket mounting for easy installation, replacement, and maintenance.[web:418]
• Durability: Mechanical endurance of up to 50 million operations and electrical endurance of 200,000 operations at rated load.[web:410]
• Operating Temperature: Wide operating temperature range from -55°C to +70°C allowing use in harsh environments.[web:410]
• Applications: Ideal for use in sequence control, power switching, and industrial automation requiring reliable multi-pole relays.[web:418]

Technical Specs of Omron LY4N-D2 DC 24V

Model	LY4N-D2 DC 24V
Number of Poles	4
Contact Type	Double Pole Double Throw (DPDT) Bifurcated contacts
Rated Contact Current	10 A per contact
Contact Material	Silver alloy (AgSnIn)
Coil Voltage	24 VDC
Coil Resistance	Approx. 650 Ω
Coil Current	Approx. 36.3 mA
Operation Indicator	LED
Mounting	Plug-in socket
Mechanical Endurance	50 million operations (min.)
Electrical Endurance	200,000 operations (min.) at rated load
Operating Temperature	-55°C to 70°C
Weight	Approx. 35 g

Applications / Use Case

The Omron LY4N-D2 DC 24V relay is commonly used in industrial control, automation machinery, and sequence switching applications requiring high reliability and compact multi-pole relay solutions.

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Verification Links:
https://industrial.omron.eu/en/products/MY4ZN-D2-24VDC-S
https://www.ia.omron.com/products/family/948/specification.html
https://www.mouser.com/ProductDetail/Omron-Automation-and-Safety/LY4N-D2-DC24?qs=UirnxRGj1IdJ8P%2FdiDK%252BSQ%3D%3D