Applications:
- I/O isolation for MCUs (Micro Controller Units)
- Noise Suppression in Switching Circuits
- Signal Transmission Between Circuits of Different Potentials and Impedances
Features:
- Driving Port Signal Voltage: 3.6-24V
- Output Port Voltage Port: 3.6-30V
- Output Can Be Switched From Pull-Up or Pull-Down With Jumpers.
Specification:
| No. of Channels | 2 |
|---|---|
| Input Voltage (V) | 3.6-24DC |
| Output Voltage (VDC) | 3.6-30 |
| Length (mm): | 38 |
| Width (mm): | 29 |
| Height (mm): | 12 |
| Weight (g): | 5 |
| Shipping Weight | 0.01 kg |
| Shipping Dimensions | 5 × 4 × 1 cm |
Package Includes:
1 x PC817 2 CH Optocoupler Isolation Module
Home Assistant vs OpenHAB: Smart Home Platform Battle
Table of Contents Home Assistant Overview OpenHAB Overview Installation Comparison Device Compatibility Automation Capabilities Dashboard and UI Design...
Read More →
ESP32 I2S Audio: Play MP3 Files from Web Radio Streams
If you have ever wanted to build your own internet radio or MP3 player using a tiny microcontroller,...
Read More →
IoT Water Management: Smart Metering for Indian Cities
Table of Contents The Water Monitoring Challenge in India Sensor Technologies for Water Building the Sensor Node Data...
Read More →Technical Specifications
| Model | PC817 |
|---|---|
| Channels | 2-channel |
| SKU | AI5225 |
| Weight | 0.01 kg |
| Availability | In Stock |
Applications & Use Cases
The PC817 2 CH Optocoupler Isolation Module is a versatile relay modules used across a wide range of applications including home automation, industrial control, IoT projects, Arduino/Raspberry Pi interfacing, and motor control.
Common use cases:
- Switching high-voltage AC appliances with a microcontroller
- Building a smart home relay board
- Automating irrigation pumps in agriculture
This product is ideal for electronics engineers, IoT developers, and automation hobbyists.
Technical Tip: Use optocoupler-isolated relay modules to protect your microcontroller. Match relay coil voltage to your MCU logic level (3.3V or 5V).
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
Aanya Grewal (verified owner) –
Great quality PC817 2 CH Optocoupler Isolation. All channels working. Optocoupler isolation is a nice feature.
Harsh Dhawan (verified owner) –
This PC817 2 CH Optocoupler Isolation is robust and well built. PCB quality is excellent.
Arjun Mishra (verified owner) –
This PC817 2 CH Optocoupler Isolation is robust and well built. PCB quality is excellent.
Jai Chopra (verified owner) –
Excellent PC817 2 CH Optocoupler Isolation! Switching is clean and reliable. Using it for home automation.
Mayank Kohli (verified owner) –
Great quality PC817 2 CH Optocoupler Isolation. All channels working. Optocoupler isolation is a nice feature.
Aryan Ghosh –
Great PC817 2 CH Optocoupler Isolation. Easy to integrate with NodeMCU for WiFi-based control.
Aryan Dhillon (verified owner) –
Nice PC817 2 CH Optocoupler Isolation. Relay clicks are clear. Terminal connections are solid.
Kapil Rawat (verified owner) –
Decent PC817 2 CH Optocoupler Isolation. Trigger voltage is compatible with both 3.3V and 5V logic.
Jai Bhatt (verified owner) –
This PC817 2 CH Optocoupler Isolation is robust and well built. PCB quality is excellent.
Mayank Joshi (verified owner) –
Love this PC817 2 CH Optocoupler Isolation. Click sound is satisfying and switching is instantaneous.
Ashish Dhawan –
Perfect PC817 2 CH Optocoupler Isolation for my IoT project. Controlling appliances remotely works flawlessly.
Prashant Hegde (verified owner) –
Average PC817 2 CH Optocoupler Isolation. Works but the relay generates some EMI. Added snubber to fix.