ROBODIUM I2C Module for 16x2 LCD Display, PCF8574 Serial Interface Adapter, 5V Operating Voltage, Compatible with 1602 Character LCD, IIC/TWI/SPI Interface
- Product SKU: R0347
- Category: Arduino Ecosystem, Beginner Friendly, Best Sellers, Display & LED Projects, Displays, ESP32 & NodeMCU Ecosystem, Quick Deliverables, Robotics, Under ₹100
The I2C Module features a built-in PCF8574 I2C chip that converts I2C serial data into parallel data for an LCD display.
These modules are typically provided with a default I2C address of either 0x27 or 0x3F. To identify your module's address, examine the black I2C adapter board on the underside. If it has three sets of pads labeled A0, A1, and A2, the default address is 0x3F. If there are no such pads, the default address is 0x27.
The module also includes a contrast adjustment potentiometer located on the underside of the display. You may need to adjust this to ensure the text displays correctly.
Features:-
Operating Voltage: 5V
Backlight and Contrast is adjusted by potentiometer
Serial I2C control of LCD display using PCF8574
Come with 2 IIC interface, which can be connected by Dupont Line or IIC dedicated cable
Compatible for 16x2 LCD
This is another great IIC/I2C/TWI/SPI Serial Interface
With this I2C interface module, you will be able to realize data display via only 2 wires
The I2C Module features a built-in PCF8574 I2C chip that converts I2C serial data into parallel data for an LCD display.
These modules are typically provided with a default I2C address of either 0x27 or 0x3F. To identify your module's address, examine the black I2C adapter board on the underside. If it has three sets of pads labeled A0, A1, and A2, the default address is 0x3F. If there are no such pads, the default address is 0x27.
The module also includes a contrast adjustment potentiometer located on the underside of the display. You may need to adjust this to ensure the text displays correctly.
Features:-
Operating Voltage: 5V
Backlight and Contrast is adjusted by potentiometer
Serial I2C control of LCD display using PCF8574
Come with 2 IIC interface, which can be connected by Dupont Line or IIC dedicated cable
Compatible for 16x2 LCD
This is another great IIC/I2C/TWI/SPI Serial Interface
With this I2C interface module, you will be able to realize data display via only 2 wires
Return Policy Overview
At ROBODIUM™, we want you to be completely satisfied with your purchase. You may return most items within 7 days of delivery for a full refund or exchange.
Return Window
- Standard Returns: 7 days from delivery date for any reason, including if you simply changed your mind.
- Defective/Damaged Items: 7 days from delivery date for items received damaged or defective.
- Manufacturing Defects (Warranty): 15 days from delivery for manufacturing defects, unless a different warranty period is specified on the product page.
What Can Be Returned
Most items sold on ROBODIUM™ can be returned within the return window, including:
- Items you no longer need or changed your mind about
- Products received in damaged condition
- Items with manufacturing defects
- Wrong items received (item mismatch)
- Missing components inside the package
Return Conditions
To be eligible for a return, items must be:
- In their original, unused condition
- In the original packaging with all accessories, manuals, and free gifts (if any)
- Accompanied by proof of purchase
Note: Products damaged due to misuse, modification, static discharge, soldering, or improper handling may not be eligible for return.
How to Initiate a Return
- Contact us via email at support@robodium.com or call +91 8123109966
- Provide your order number and reason for return
- Submit photos/videos of the item (especially for damaged/defective products)
- Our team will review and approve your return request within 1-2 business days
Return Pickup Process
We arrange the return pickup for you - hassle-free returns similar to major e-commerce platforms.
- Once your return is approved, we will coordinate pickup from your location.
- Pack the product securely in its original packaging.
- Include a copy of the order confirmation or packing list.
- Keep the package ready - our logistics partner will collect it at the scheduled time.
Return Shipping Costs
- Defective, damaged, or wrong items: ROBODIUM™ covers all return shipping costs. No charges to you.
- Change of mind returns: A flat return shipping fee of ₹100 will be deducted from your refund amount.
Refund Process
- Refund Method: Refunds are processed to your original payment method.
- Processing Time: 5-7 business days after we receive and inspect the returned item.
- Refund Amount: Full purchase price minus any applicable return shipping fees.
- Orders canceled before shipping receive a full refund (minus up to 5% payment gateway charges, if applicable).
Replacements
- Once the returned item is inspected and approved, we ship the replacement at no additional cost.
- Replacement items are dispatched within 2 business days of receiving your return.
- If replacement is unavailable, we provide a full refund.
Warranty Terms
All products include a minimum 15-day warranty against manufacturing defects unless otherwise specified on the product page.
Warranty does not cover: misuse, soldering damage, modifications, physical damage, or incorrect electrical connections.
Order Cancellations
- Orders in Pending or Payment Verification status can be canceled for a full refund.
- Contact us immediately at support@robodium.com to cancel before shipping.
- Once an order is shipped, it cannot be canceled but can be returned after delivery.
Customer Service Commitment
- Email Response Time: Within 24 hours on business days
- Phone Support: Monday-Saturday, 10:00 AM - 6:00 PM IST
- Return Request Review: 1-2 business days
- Issue Resolution: Within 48 hours of verification
Need Help?
For any return, refund, or warranty questions, contact us:
📞 +91 8123109966 (Mon-Sat, 10 AM - 6 PM IST)
✉️ support@robodium.com
Last updated: January 2026
This return policy is accessible to all visitors without requiring login or registration.