- 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:
| Width (mm): | 37.7 |
|---|---|
| Height (mm): | 10 |
| Weight (g): | 15 |
| Shipping Weight | 0.018 kg |
| Shipping Dimensions | 5 × 4 × 1 cm |
Package Includes:
1 x PC817 4 CH Optocoupler Isolation Module
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| Model | PC817 |
|---|---|
| Channels | 4-channel |
| SKU | AI5214 |
| Weight | 0.02 kg |
| Availability | Out of Stock |
Applications & Use Cases
The PC817 4 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
Rohan Bhatt (verified owner) –
Great PC817 4 CH Optocoupler Isolation. Easy to integrate with NodeMCU for WiFi-based control.
Kritika Parekh (verified owner) –
Great quality PC817 4 CH Optocoupler Isolation. All channels working. Optocoupler isolation is a nice feature.
Anand Kapoor (verified owner) –
This PC817 4 CH Optocoupler Isolation works perfectly with my Arduino. Easy to wire and control.
Sneha Dubey (verified owner) –
Great quality PC817 4 CH Optocoupler Isolation. All channels working. Optocoupler isolation is a nice feature.
Jatin Mukherjee –
This PC817 4 CH Optocoupler Isolation works perfectly with my Arduino. Easy to wire and control.
Naman Chopra (verified owner) –
Good PC817 4 CH Optocoupler Isolation. Works well. LED indicators are helpful for debugging.
Tanya Luthra (verified owner) –
Nice PC817 4 CH Optocoupler Isolation. Relay clicks are clear. Terminal connections are solid.
Amit Mukherjee –
Excellent PC817 4 CH Optocoupler Isolation! Switching is clean and reliable. Using it for home automation.
Kapil Garg (verified owner) –
This PC817 4 CH Optocoupler Isolation works perfectly with my Arduino. Easy to wire and control.
Yash Dubey (verified owner) –
Good quality PC817 4 CH Optocoupler Isolation. Using it for my college project. Performs as expected.
Nikhil Chopra (verified owner) –
Nice PC817 4 CH Optocoupler Isolation. Relay clicks are clear. Terminal connections are solid.
Nikhil Sharma (verified owner) –
Average PC817 4 CH Optocoupler Isolation. Works but the relay generates some EMI. Added snubber to fix.
Shruti Agarwal (verified owner) –
Outstanding quality! This PC817 4 CH Optocoupler Isolation has been running 24/7 for months without a single failure.
Jatin Mittal –
Superb PC817 4 CH Optocoupler Isolation! Using it to control my garden irrigation system. Very dependable.