RS485 to TTL MAX485 Communication Module

KSh200.00

● In Stock

SKU	AT-0003
Category	Electronic Components
Availability	In Stock
Shipping	Countrywide delivery · Free on orders over KSh10,000.00

Description

A compact and efficient serial communication interface designed to convert TTL UART signals into RS485 differential signals and vice versa — that is the RS485 to TTL MAX485 Module. Built around the industry-standard MAX485 transceiver IC, this module enables robust, long-distance, and noise-resistant data transmission for industrial and embedded applications. RS485 communication is widely used in industrial automation, building management systems, smart meters, security systems, and distributed sensor networks due to its excellent noise immunity and ability to support multiple devices on the same bus. The MAX485 module allows microcontrollers such as Arduino, ESP32, ESP8266, STM32, Raspberry Pi Pic

Key Features

Based on the MAX485 RS485 transceiver IC
Converts TTL UART signals to RS485 communication
Supports half-duplex serial communication
Long-distance data transmission up to 1200 meters
Excellent noise immunity and signal reliability
Low power consumption
Compatible with Arduino, ESP32, ESP8266, STM32, and AVR boards
Supports multi-device RS485 networks
Compact PCB design for easy integration
Suitable for industrial and automation applications
Wide operating temperature range
Easy-to-use TTL and RS485 interfaces

Specifications

IC Chip	MAX485
Communication Standard	RS485
Interface Type	TTL to RS485 Converter
Operating Voltage	5V DC
Communication Mode	Half-Duplex
Data Rate	Up to 2.5 Mbps
Transmission Distance	Up to 1200 m (depending on cable and environment)
TTL Logic Level	5V
Number of Nodes Supported	Up to 32 devices on a single bus
PCB Dimensions	Approximately 44 × 14 mm
Operating Temperature	-40°C to +85°C
VCC – 5V Power Supply
GND – Ground
RO – Receiver Output
RE – Receiver Enable
DE – Driver Enable
DI – Driver Input
A – RS485 Signal A
B – RS485 Signal B