ELECTRONICS MODULES

1 Channel 5V Relay Module without Optocoupler

In stock

40.00 (Included GST)
SKU: SVT-2724

12V 1Ch Relay Module with Optocoupler

In stock

40.00 (Included GST)
SKU: SVT-2726

12V 2Ch Relay Module with Optocoupler

In stock

75.00 (Included GST)
SKU: SVT-2725

12V 8 Channel Relay Module

In stock

390.00 (Included GST)
SKU: SVT-2721

13.56MHz RFID keychain Tag

In stock

18.00 (Included GST)

2 Channel 5V Relay Module with Optocoupler

In stock

75.00 (Included GST)
SKU: SVT-2723

4 Channel 5V 10A Relay Module with optocoupler

In stock

150.00 (Included GST)
SKU: SVT-2722

4×4 Matrix 12 keys Membrane Switch Keypad

In stock

50.00 (Included GST)
SKU: SVT-4509

5V 1CH Relay Module

In stock

40.00 (Included GST)
SKU: SVT-2728

5V 7A SPDT Relay PCB Mount

In stock

17.00 (Included GST)
SKU: SVT-2727

5V Power Bank Charging Circuit Module

In stock

22.00 (Included GST)
SKU: SVT-2765

Explore Versatile Electronics Modules for Your DIY and Embedded Projects

Stemvolt presents a wide range of Electronics Modules to simplify your embedded systems, automation, and electronics development tasks. From Audio Modules, Relay Modules, and Power Supply Modules to Interface Modules, Keypad Units, and RTC/ RFID Modules, we provide plug-and-play solutions that accelerate your project timeline.

These compact, reliable modules are ideal for Arduino, Raspberry Pi, ESP32, robotics, home automation, IoT, and STEM learning setups. Whether you’re designing a smart security system, a robotic hand, or a voice-controlled device, our modules ensure seamless connectivity and functional accuracy.

Our collection includes signal converters, I/O expanders, sound amplifiers, battery management modules, and more — all tested for quality and compatibility.
Stemvolt’s Electronics Modules are perfect for students, makers, educators, and product developers who need modular electronics for rapid prototyping and innovation.