When it comes to industrial automation and electrical control systems, one of the most reliable components you can depend on is the Omron LY2 10A 12VDC DPDT Power Relay. This general-purpose relay is widely recognized for its robust build, dependable switching performance, and compliance with international safety standards. In this blog, we’ll take an extensive look at this relay, covering everything from its technical specifications and datasheet insights to its typical applications, certifications, and installation requirements.
What is the Omron LY2 10A 12VDC DPDT Power Relay?
The Omron LY2 12VDC relay is part of the LY series of general-purpose relays, designed to provide high reliability and long service life in electrical switching. With a DPDT (Double Pole Double Throw) contact arrangement, it allows for greater flexibility in switching multiple circuits simultaneously. Its rated 10A contact current makes it suitable for a wide range of industrial and commercial applications.
The relay is plug-in type, meaning it can be easily mounted onto compatible relay sockets, which makes maintenance and replacement straightforward. This feature makes it a popular choice for engineers and maintenance personnel working on control panels and automation systems.
Technical Specifications of Omron LY2 12VDC Relay
Below are the key technical specifications derived from the official Omron datasheet and product documentation:
Electrical Characteristics
· Coil Voltage: 12 VDC nominal
· Coil Current: Approx. 75 mA
· Coil Resistance: 160 Ω
· Must-Operate Voltage: 9.6 VDC or less
· Must-Release Voltage: 1.2 VDC or more
· Power Consumption: Approx. 0.9 W
Contact Ratings
· Contact Type: DPDT (2 Form C)
· Contact Material: Silver alloy
· Contact Current (max): 10A resistive load
· Contact Voltage (max): 250 VAC / 125 VDC
· Switching Capacity: 2500 VA (AC) / 1250 W (DC)
· Contact Resistance: ≤50 mΩ
Timing
· Operate Time: ≤25 ms
· Release Time: ≤25 ms
Mechanical and Environmental Ratings
· Mechanical Life: 100 million operations minimum
· Electrical Life: 500,000 operations minimum (at rated load)
· Insulation Resistance: ≥100 MΩ at 500 VDC
· Dielectric Strength: 2000 VAC coil-contact / 2000 VAC contact-contact
· Shock Resistance: 1000 m/s² (destruction) / 200 m/s² (malfunction)
· Vibration Resistance: 10 to 55 Hz, 1.5 mm double amplitude
· Operating Temperature: -25 to +55 °C
· Humidity Range: 5–85% RH
Physical Specifications
· Mounting Style: Plug-in (socket type)
· Compatible Sockets: PTF-08 series, among others
· Weight: Approx. 40 g
Applications of the Omron LY2 12VDC Power Relay
Thanks to its robust design and dependable performance, the Omron LY2 12VDC DPDT relay finds application in a variety of industries and systems. Some of the most common include:
· Industrial Control Panels: Frequently used in manufacturing automation for switching motor control, pumps, solenoids, and heaters.
· HVAC Systems: To manage fans, compressors, and ventilation equipment.
· Building Automation: Used in lighting control systems, elevators, and access control.
· Power Distribution Systems: For switching medium-load circuits safely.
· General Equipment Control: Including vending machines, office automation equipment, and other electromechanical systems.
If you are looking to explore related solutions, check out our collection of industrial automation products for compatible equipment that complements relays like the Omron LY2.
Standards and Certifications
Omron LY2 relays are designed in compliance with multiple international safety standards, ensuring they can be trusted in critical applications. These certifications include:
· UL Recognized (File No. E41643)
· CSA Certified (File No. LR31928)
· IEC/EN Compliance – meeting global electrical standards for insulation and reliability
· CE Marking – when used with approved Omron sockets
· RoHS Compliance – confirming environmentally friendly material usage
Additionally, some models within the LY series hold VDE, SEV, and Lloyd’s Register approvals, which further extend their usability in specialized industries such as marine and transportation.
Why Choose the Omron LY2 Relay?
When selecting a power relay, engineers typically evaluate factors such as reliability, ease of maintenance, and compliance with safety standards. The Omron LY2 relay excels in all these areas. With its plug-in mounting style, 10A switching capacity, and proven international certifications, it is a versatile solution for both new installations and replacements.
If you’re integrating relays into motor-driven systems, you might also be interested in motor control components, which often work alongside relays like the Omron LY2.
Comparing the LY2 with Other Relays
While the LY2 is a dependable general-purpose relay, it’s important to compare it against other options depending on application needs:
· G2R Series Relays: These offer transparent covers for visual inspection and are often used in compact control panels.
· MY Series Relays: Provide a broad range of options for control and signal applications.
· Solid-State Relays (SSRs): Suitable for applications requiring silent operation and longer switching life, but at lower current capacities.
For further insights, our guide on choosing the right relay for automation can help you determine whether the LY2 is the best fit for your project.
For engineers seeking more technical background, here are some helpful references:
· Introduction to Relays – A comprehensive introduction to relay technology.
· UL Standards for Relays – Official UL standards for industrial control equipment.
· IEC Standards Overview – The International Electrotechnical Commission framework for electrical devices.
Conclusion
The Omron LY2 10A 12VDC DPDT power relay stands as a reliable and versatile component for industrial and commercial control applications. With its robust specifications, international certifications, and wide application base, it remains a trusted choice for engineers and technicians worldwide.
Whether you’re building a new automation system or maintaining an existing one, this relay ensures dependable performance. Combine it with other high-quality automation components available at Industrial Electrical Warehouse to achieve safe, efficient, and durable electrical control solutions.
