MY4ZN-D2

Overview of Omron MY4ZN-D2

The Omron MY4ZN-D2 is a miniature power relay with 4 poles and bifurcated contacts, designed for general-purpose industrial applications. It operates on a 24 VDC coil and features built-in diode for coil surge absorption, mechanical and LED operation indicators, and plug-in terminals for easy installation and maintenance. This relay provides reliable switching with a rated carry current of 5 A per contact.

Key Features of Omron MY4ZN-D2

• Contact Configuration: 4 poles with bifurcated silver alloy contacts plated with gold for stable contact resistance and increased reliability.[web:410]
• Coil Voltage: 24 VDC with approx. 36.3 mA coil current and 650 Ω coil resistance at 23°C.[web:410][web:414]
• Built-in Protection: Integrated diode for coil surge absorption protecting other circuit components.[web:413]
• Indicators: Mechanical and LED operation indicators for visual relay status confirmation.[web:413]
• Mounting: Plug-in terminal with compatible sockets, facilitating easy relay replacement without rewiring.[web:411]
• Durability: Mechanical endurance up to 50 million operations; electrical endurance up to 200,000 operations at rated load.[web:410]
• Operating Temperature: -55°C to 70°C allowing use in harsh industrial environments.[web:410]
• Applications: Suitable for sequence control, power switching, and equipment control in automation and industrial systems.[web:413]

Technical Specs of Omron MY4ZN-D2

Model	MY4ZN-D2
Number of Poles	4
Contact Type	Bifurcated DPDT (Double Pole Double Throw)
Rated Carry Current	5 A per contact
Contact Material	Silver alloy with gold plating
Coil Voltage	24 VDC
Coil Resistance	650 Ω (approx.)
Coil Current	36.3 mA (approx.)
Operation Indicators	Mechanical and LED
Mounting	Plug-in with socket-compatible terminals
Mechanical Endurance	50 million operations minimum
Electrical Endurance	200,000 operations minimum at rated load
Operating Temperature	-55°C to 70°C
Weight	Approx. 35 g

Applications / Use Case

The Omron MY4ZN-D2 relay is commonly used in automation and control systems requiring precise, reliable power switching and sequence control in industrial machinery, robotics, and process control environments.

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Verification Links:
https://www.mouser.com/datasheet/2/307/my_ds_e_7_3_csm59-940997.pdf
https://industrial.omron.eu/en/products/MY4ZN-D2-24VDC-S
https://www.ia.omron.com/products/family/948/specification.html
https://www.ia.omron.com/product/item/7588/