Andrew
Andrew Content Marketer
On Dec 11, 2025

SLA-12VDC-SL-C General Purpose Relays by Songle Relay – Reliable Switching for Industrial & Electronic Systems

The General Purpose Relays SLA-12VDC-SL-C by Songle Relay are widely recognized for their dependable performance, long electrical life, and versatility across automation, home appliances, automotive electronics, and industrial control panels. Whether you need Electromechanical components, durable Relays, or high-performance General Purpose Relays, this model provides robust switching capability at an affordable cost.
Learn more at https://www.xonelec.com.


Technical Specifications of SLA-12VDC-SL-C

  • Manufacturer: Songle Relay

  • Part Number: SLA-12VDC-SL-C

  • Relay Type: General Purpose Relays

  • Coil Voltage: 12V DC

  • Contact Form: SPDT / DPDT (varies by configuration)

  • Contact Rating: Up to 30A (resistive load)

  • Mounting Type: PCB Mount

  • Coil Resistance: ~320O

  • Insulation Resistance: =100MO

  • Operating Temperature: -40°C to +85°C

  • Applications: HVAC, Motor Control, Home Appliances, Lighting Systems, Industrial Automation

These General Purpose Relays are designed for dependable high-current switching while maintaining electrical safety and efficiency.


Key Features of SLA-12VDC-SL-C

  • Highly reliable Electromechanical Relays for AC/DC loads

  • Heavy-duty contact ratings suitable for motors & compressors

  • High dielectric strength for maximum safety

  • Long-life coil design for continuous operation

  • Versatile PCB mounting for compact control system integration

These features make the SLA-12VDC-SL-C General Purpose Relays a trusted choice for engineers and manufacturers worldwide.


Applications of SLA-12VDC-SL-C

  • HVAC Systems & Compressors

  • Industrial Automation & Machinery

  • Home Appliances (Washing Machines, Refrigerators)

  • Power Supply Units

  • Automotive Electronics

  • Lighting & Smart Control Systems

Wherever robust switching is needed, these Relays deliver consistent, long-lasting performance.


Wiring and Connection Overview

A typical wiring setup includes:

  • Coil terminals connected to 12V DC

  • Common (COM) terminal for input load

  • NO (Normally Open) terminal for activation switching

  • NC (Normally Closed) terminal for fail-safe circuits

The General Purpose Relays design ensures safe, high-current switching with minimal heat buildup.


Use Case Scenario: Industrial HVAC Control Board

A manufacturer required reliable Electromechanical Relays for switching heavy compressor loads in HVAC systems.

Problem: Previous relays failed due to high inrush current.
Solution: The SLA-12VDC-SL-C General Purpose Relays provided stronger contacts and higher durability.
Result: Improved performance, fewer breakdowns, and stable system operation.


Download Datasheet for SLA-12VDC-SL-C

Download SLA-12VDC-SL-C Datasheet from XON Electronics 


Why Buy from X-On Electronics?

X-On Electronics (https://www.xonelec.com) offers:

  • 100% genuine Relays and Electromechanical components

  • Worldwide delivery to USA, India, Australia, Europe & other countries

  • OEM and wholesale pricing options

  • Trusted global supplier with secure online ordering

Your reliable source for General Purpose Relays and industrial-grade components.


Conclusion

The SLA-12VDC-SL-C General Purpose Relays by Songle Relay provide superior load handling, long operational life, and dependable switching performance. Ideal for industrial, commercial, and household applications, they remain one of the most widely used and trusted Relays in the market.


FAQs – SLA-12VDC-SL-C General Purpose Relays

Q1. What is the coil voltage of the SLA-12VDC-SL-C relay?
It operates on a 12V DC coil.

Q2. Can this relay handle high-current loads?
Yes, it supports up to 30A resistive loads depending on the model.

Q3. Is the SLA-12VDC-SL-C suitable for HVAC applications?
Absolutely. It is widely used in compressors and HVAC control systems.

Q4. What mounting style does this relay use?
It uses PCB mount, making it ideal for control boards.

Q5. Where can I buy this relay globally?
You can purchase it from www.xonelec.com, shipping to USA, India, Australia, Europe, and many other countries.




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