This is the 24V variant of the 7-24V Modbus RTU 2, Channels Relay Module, RS485/TTL Anti-Reverse, Connection in Relay Modules. Available at ₹407.10 (₹345.00 + GST) with free shipping across India.
PRODUCT DESCRIPTION
This is a two-channel Modbus relay module featuring an 8-bit MCU and an RS485 communication chip. It supports the standard MODBUS RTU protocol and operates using the RS485 communication interface. The module is capable of detecting a single input signal and controlling two relay outputs, making it well-suited for digital detection and power control applications.
Features:
On-board mature and stable 8bit MCU and MAX485 level conversion chip
Communication protocol: support standard Modbus RTU protocol
Communication interface: Support RS485 / TTL UART interface
Communication baud rate: 4800/9600/19200, default 9600bps, support power saving
Photocoupler input signal range: DC3.3-30V (This input cannot be used for relay control)
Device address: range 1-255, default 255, support power-down save.
Onboard one 5V, 10A / 250V AC 10A / 30V DC relay.
Continuously attract 100,000 times, with diode leakage protection, short response time
Onboard relay switch indicator
Supply voltage: DC7-24V, with input anti-reverse protection.
Specification:
On-board Chip: MAX485
Communication protocol: Modbus RTU protocol
Communication interface: Support RS485 / TTL UART interface
The 7-24V Modbus RTU 2, Channels Relay Module, RS485/TTL Anti-Reverse, Connection 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
0.06 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.
