TK1-L2-3V

What Is TK1 L2 5V?

The keyword “TK1 L2 5V” most likely refers to a relay from Panasonic's TK series, particularly the TK1-L2-5V. This is a general-purpose, through-hole latching relay with a 5V DC dual coil. It's designed for switching small-to-medium electrical loads and is commonly found in industrial control, automation, or power isolation circuits.

The "L2" in the part number indicates a dual-coil latching configuration. The relay remains in its last state without constant power, making it energy efficient.

TK1 L2 5V Technical Specifications

Typical Applications

• Industrial automation control systems
• Smart home or building power management
• Energy-saving latching relay switching
• HVAC and appliance relay logic
• PCB-based switching boards

Download the TK1-L2-5V Datasheet

For full electrical characteristics and pin configuration, you can download the original datasheet:

👉 TK1-L2-5V Panasonic Datasheet (PDF)

More From the TK1 Series

The TK series by Panasonic includes a variety of general-purpose relays with different coil voltages and forms. If TK1-L2-5V is obsolete or out of stock, you may consider the following alternatives:

• TK1-L2-12V
• TK1-5V 
• TK1-12V
• TK1-L2-3V

Make sure to verify their compatibility with your design parameters such as coil resistance, size, and relay type.

Summary

The TK1 L2 5V relay is a dual-coil latching relay ideal for low-power control switching. Though obsolete, it remains a sought-after component due to its robust specifications and compact through-hole design. Users searching this term are typically engineers, repair technicians, or procurement professionals looking to replace or replicate a design using Panasonic’s TK1 series.

For alternatives or sourcing help, consider browsing authorized electronic component distributors or contacting Onzuu, a trusted B2B electronic components distributor.