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5v Development Board - 5V/7-28V  8 Channels Bluetooth Relay Module  Development Board
2ng83mad
83zmho8d
  • 5v Development Board - 5V/7-28V  8 Channels Bluetooth Relay Module  Development Board
  • 2ng83mad
  • 83zmho8d

5V/7-28V 8 Channels Bluetooth Relay Module Development Board

Rated 4.59 out of 5 based on 17 customer ratings
(17 customer reviews)
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DC7-28V/5V

4M Byte Flash

Board size: 148*79.8mm

Weight: 140g

Brand: Generic SKU: AI3765
Category: Relay Modules
Tags: 5V, Bluetooth, Buy Online India, Relay, Relay Module, Wireless, Zbotic

₹1,345.20 Original price was: ₹1,345.20.₹1,248.44Current price is: ₹1,248.44. (₹1,058.00 + GST)

Purchase this product now and earn 22 Zbotic Points!
Description
Additional information
Warranty
COO

This is the Blue variant of the 5V/7-28V 8 Channels Bluetooth Relay Module Development Board in Relay Modules. Available at ₹1,345.20 Original price was: ₹1,345.20.₹1,248.44Current price is: ₹1,248.44. (₹1,058.00 + GST) with free shipping across India.

Looking for 5v Development Board? 5V/7-28V 8 Channels Bluetooth Relay Module Development Board is available at Zbotic with fast shipping across India.

Looking for 5v Module 5v? 5V/7-28V 8 Channels Bluetooth Relay Module Development Board is available at Zbotic with fast shipping across India.

The ESP8266 eight-way relay development board is equipped with an ESP-12F WiFi module and supports DC7-28V/5V power supply. Provide for Arduino development environment reference code, suitable for ESP8266 secondary development learning, smart home wireless control and other occasions.

Features: 

  1. On-board mature and stable ESP-12F WiFi module, large capacity 4M Byte Flash;
  2. The power supply mode supports DC7-28V/5V
  3. Onboard WiFi module RST reset button
  4. ESP-12F supports the use of Eclipse/Arduino IDE and other development tools, and provides reference programs under the Arduino development environment;
  5. There are 8 5V relays on board, outputting switch signals, suitable for controlling loads whose working voltage is within AC 250V/DC30V;
  6. Onboard power indicator and relay indicator.

Specification:

Operating Voltage Range DC7-28V/5V
Flash Memory 4M Byte
Board Dimensions (L x W) mm 148 x 79.8
Weight (gm) 140
Shipping Weight 0.15 kg
Shipping Dimensions 15 × 8 × 4 cm

Package Includes:

1 x 5V/7-28V 8 Channels Bluetooth Relay Module

5v Development Board – About 5v Module 5v

5V/7-28V 8 Channels Bluetooth Relay Module Development Board is available at Zbotic, India’s trusted electronics and robotics store. Manufactured by Generic, this product is designed for hobbyists, students, and professionals working on electronics, robotics, and DIY projects.

Product Details

  • Brand: Generic
  • SKU: AI3765
  • Category: Uncategorized

Why Buy from Zbotic?

Zbotic offers a wide range of electronics components, development boards, sensors, and robotics parts. All products are quality-checked and shipped within 24 hours. Free shipping on qualifying orders. We offer COD (Cash on Delivery) and secure online payment options. Our customer support team is available to help with technical queries about 5v Module 5v and other products.

Applications

5v Module 5v can be used in a variety of projects including Arduino projects, Raspberry Pi builds, drone assembly, 3D printing, IoT applications, and educational experiments. Whether you are a beginner or an advanced user, this component provides the reliability and performance you need. Order your 5v Module 5v today and start building.

5V/7-28V 8 Channels Bluetooth Relay Module Development Overview

The 5V/7-28V 8 Channels Bluetooth Relay Module Development Board is an ESP-12F-based relay controller offering eight independent relay outputs. It supports both 5V and DC7-28V power inputs and is ideal for Arduino-style secondary development, smart home wireless control and relay-driven automation projects.

Key Features of 5V/7-28V 8 Channels Bluetooth Relay Module Development

  • Eight independent relay channels for simultaneous device control
  • Wide input range: DC7-28V or regulated 5V power supply
  • Onboard ESP-12F WiFi module (ESP8266) with 4 MByte flash memory
  • Dedicated reset (RST) button to reboot the WiFi module
  • Arduino IDE reference code included for quick prototyping
  • Fast shipping across India from Zbotic

Applications and Use Cases

  • Smart home lighting, fan or appliance control via Bluetooth
  • Remote switching of pumps, motors or small machinery
  • ESP8266-based IoT and automation prototypes
  • Educational experiments in wireless relay control
  • Industrial or lab test benches requiring multiple relay outputs

How to Use 5V/7-28V 8 Channels Bluetooth Relay Module Development

Power the board with 5V or any DC source between 7V and 28V, connect your loads to the relay terminals, and link the ESP-12F module to your PC via USB-to-serial adapter. Load the provided Arduino IDE sketch onto the ESP8266, then pair the board with a Bluetooth terminal app on your smartphone to send relay ON/OFF commands.

Why Buy from Zbotic?

  • Genuine Products: All items sourced from authorized distributors
  • Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
  • Free Shipping: Free delivery on qualifying orders
  • COD Available: Cash on Delivery, UPI, cards, net banking
  • Technical Support: Expert help for setup and troubleshooting
  • Easy Returns: Hassle-free replacement for defective products

Frequently Asked Questions

What voltage supply is required for this module?

This board accepts either a regulated 5V input or a wider DC range from 7V up to 28V, making it flexible for various power sources.

How many relay channels does it provide?

The module offers eight independent relay outputs, each controlled separately via Bluetooth commands or custom ESP8266 firmware.

Which development environment is supported?

It is compatible with the Arduino IDE. Zbotic provides reference code that you can upload to the ESP-12F to get started with relay control over Bluetooth.

Tags: 5V Bluetooth Buy Online India Relay Relay Module Wireless Zbotic
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Technical Specifications

Operating Voltage5V
Interface / ProtocolBluetooth
ColorBlue
SKUAI3765
Weight0.18525 kg
AvailabilityIn Stock

Applications & Use Cases

The 5V/7-28V 8 Channels Bluetooth Relay Module Development Board 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
Weight 0.18525 kg
15 Days Warranty

Please note that this item is only covered by a standard supplier warranty against manufacturing defects for a period of 15days from the time of delivery. It is important to understand that only manufacturing defects are covered under this warranty, and any other issues will not be considered for reimbursement or replacement. We strongly advise inspecting the product upon delivery to ensure it meets your expectations. In case of any manufacturing defects, we guarantee reimbursement or replacement.


What voids warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

Tags: 5V Bluetooth Buy Online India Relay Relay Module Wireless Zbotic
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Country Of Origin: China

17 reviews for 5V/7-28V 8 Channels Bluetooth Relay Module Development Board

  1. Avatar of Tarun Desai
    Rated 5 out of 5

    Tarun Desai – January 23, 2024

    Love this 5V/7-28V 8 Channels Bluetooth Relay Module. Click sound is satisfying and switching is instantaneous.

  2. Avatar of Shivam Rajan
    Rated 4 out of 5

    Shivam Rajan (verified owner) – July 6, 2024

    Good 5V/7-28V 8 Channels Bluetooth Relay Module. Works well. LED indicators are helpful for debugging.

  3. Avatar of Nandini Pillai
    Rated 4 out of 5

    Nandini Pillai (verified owner) – August 12, 2024

    Decent 5V/7-28V 8 Channels Bluetooth Relay Module. Trigger voltage is compatible with both 3.3V and 5V logic.

  4. Avatar of Sonali Joshi
    Rated 4 out of 5

    Sonali Joshi (verified owner) – August 15, 2024

    Good quality 5V/7-28V 8 Channels Bluetooth Relay Module. Using it for my college project. Performs as expected.

  5. Avatar of Farhan Patel
    Rated 4 out of 5

    Farhan Patel (verified owner) – August 17, 2024

    Decent 5V/7-28V 8 Channels Bluetooth Relay Module. Trigger voltage is compatible with both 3.3V and 5V logic.

  6. Avatar of Paras Pillai
    Rated 5 out of 5

    Paras Pillai (verified owner) – September 13, 2024

    Great 5V/7-28V 8 Channels Bluetooth Relay Module. Easy to integrate with NodeMCU for WiFi-based control.

  7. Avatar of Sonali Kamath
    Rated 5 out of 5

    Sonali Kamath (verified owner) – December 19, 2024

    Superb 5V/7-28V 8 Channels Bluetooth Relay Module! Using it to control my garden irrigation system. Very dependable.

  8. Avatar of Vansh Tandon
    Rated 4 out of 5

    Vansh Tandon (verified owner) – December 30, 2024

    Nice 5V/7-28V 8 Channels Bluetooth Relay Module. Relay clicks are clear. Terminal connections are solid.

  9. Avatar of Anjali Rathore
    Rated 5 out of 5

    Anjali Rathore (verified owner) – February 2, 2025

    This 5V/7-28V 8 Channels Bluetooth Relay Module works perfectly with my Arduino. Easy to wire and control.

  10. Avatar of Tanmay Modi
    Rated 5 out of 5

    Tanmay Modi (verified owner) – April 10, 2025

    Great quality 5V/7-28V 8 Channels Bluetooth Relay Module. All channels working. Optocoupler isolation is a nice feature.

  11. Avatar of Tanmay Gupta
    Rated 5 out of 5

    Tanmay Gupta (verified owner) – April 18, 2025

    Love this 5V/7-28V 8 Channels Bluetooth Relay Module. Click sound is satisfying and switching is instantaneous.

  12. Avatar of Sachin Rawat
    Rated 5 out of 5

    Sachin Rawat (verified owner) – April 22, 2025

    This 5V/7-28V 8 Channels Bluetooth Relay Module is robust and well built. PCB quality is excellent.

  13. Avatar of Sandhya Arora
    Rated 5 out of 5

    Sandhya Arora (verified owner) – September 1, 2025

    Outstanding quality! This 5V/7-28V 8 Channels Bluetooth Relay Module has been running 24/7 for months without a single failure.

  14. Avatar of Darshan Rathore
    Rated 5 out of 5

    Darshan Rathore (verified owner) – September 13, 2025

    Love this 5V/7-28V 8 Channels Bluetooth Relay Module. Click sound is satisfying and switching is instantaneous.

  15. Avatar of Aman Mukherjee
    Rated 5 out of 5

    Aman Mukherjee (verified owner) – October 4, 2025

    Great quality 5V/7-28V 8 Channels Bluetooth Relay Module. All channels working. Optocoupler isolation is a nice feature.

  16. Avatar of Ashish Khurana
    Rated 5 out of 5

    Ashish Khurana (verified owner) – February 14, 2026

    Great quality 5V/7-28V 8 Channels Bluetooth Relay Module. All channels working. Optocoupler isolation is a nice feature.

  17. Avatar of Pallavi Nayak
    Rated 3 out of 5

    Pallavi Nayak (verified owner) – February 19, 2026

    Average 5V/7-28V 8 Channels Bluetooth Relay Module. Works but the relay generates some EMI. Added snubber to fix.

Only logged in customers who have purchased this product may leave a review.

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