{"product_id":"max485-rs485-ttl-converter-module-arduino-mcu","title":"MAX485 TTL to RS485 Converter Module for Arduino \u0026 MCU","description":"\n\u003ch2\u003eMAX485 RS-485 TTL to RS485 Converter Module – Reliable Long-Distance Communication for Arduino \u0026amp; MCU\u003c\/h2\u003e\n\u003cp\u003eUpgrade your microcontroller projects with the \u003cstrong\u003eMAX485 RS-485 TTL to RS485 Converter Module\u003c\/strong\u003e. Built around the trusted \u003cstrong\u003eMAX485CSA chip\u003c\/strong\u003e, this compact module delivers stable, noise-resistant serial communication over distances up to \u003cstrong\u003e1,200 meters\u003c\/strong\u003e. Whether you're building industrial automation systems, sensor networks, or Arduino-based projects, this module makes wiring and integration effortless.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Interference Resistance:\u003c\/strong\u003e Built-in interference suppression circuitry and differential transmission lines protect your data from external noise, ensuring clean and accurate signal conversion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLong-Distance Communication:\u003c\/strong\u003e Supports multi-node RS-485 communication with a maximum transmission distance of over \u003cstrong\u003e1,200 meters\u003c\/strong\u003e — ideal for large-scale deployments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFast Data Transfer Rates:\u003c\/strong\u003e Handles high-speed data transmission to meet the demands of time-sensitive applications and real-time monitoring systems.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e Energy-efficient design reduces operating temperature and extends the lifespan of your system components.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Use:\u003c\/strong\u003e Clear, straightforward pin layout with a 5.08mm \/ 0.2-inch pitch 2P terminal block for convenient RS-485 wiring. Simply connect the pins and you're ready to go.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull Pin Access:\u003c\/strong\u003e All MAX485 chip pins are exposed, giving you complete control via your microcontroller for flexible configuration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChip:\u003c\/strong\u003e MAX485CSA — Low-power, slew-rate-limited RS-485\/RS-422 transceiver\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 5V TTL\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMax Transmission Distance:\u003c\/strong\u003e 1,200+ meters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTerminal Block Pitch:\u003c\/strong\u003e 5.08mm \/ 0.2 in (2P)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule Dimensions:\u003c\/strong\u003e 44 × 14 × 20 mm (1.73 × 0.55 × 0.79 in)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition:\u003c\/strong\u003e Brand New\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × MAX485 RS-485 TTL to RS485 Converter Module\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatible With\u003c\/h3\u003e\n\u003cp\u003eArduino UNO, Arduino Mega, Arduino Nano, Raspberry Pi, ESP32, ESP8266, STM32, and other 5V TTL microcontrollers and development boards.\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/22awg-glass-tube-fuse-holder-5x20mm-6x30mm-screw-type-10-pack\"\u003e10-Pack 22AWG Glass Tube Fuse Holder 5x20mm \u0026amp; 6x30mm Screw\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/140w-usb-c-fast-charging-adapter-auto-power-off-overcharge-protection\"\u003e140W USB-C Fast Charger with Auto Power-Off Overcharge Protection\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/140w-auto-eject-usb-c-charging-cable-anti-overcharge-battery-guard\"\u003e140W Auto-Eject USB-C Cable – Anti-Overcharge Battery Guard\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearn More About RS-485 Communication Standards\u003c\/h3\u003e\n\u003cp\u003eFor an overview of serial communication interfaces and standards, visit the \u003ca href=\"https:\/\/www.nist.gov\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eNational Institute of Standards and Technology (NIST)\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What is the MAX485 module used for in Arduino projects?\u003c\/h4\u003e\n\u003cp\u003eA: The MAX485 TTL to RS485 converter module is used to enable RS-485 serial communication between an Arduino or other microcontroller (MCU) and RS-485-compatible devices. It converts the TTL-level signals from your MCU into differential RS-485 signals, allowing reliable data transmission over long distances (up to 1,200 meters) and in electrically noisy environments.\u003c\/p\u003e\n\u003ch4\u003eQ: What operating voltage does the MAX485 module require?\u003c\/h4\u003e\n\u003cp\u003eA: The MAX485 RS-485 converter module operates at \u003cstrong\u003e5V TTL\u003c\/strong\u003e, making it directly compatible with Arduino UNO, Arduino Mega, and most other standard microcontroller development boards.\u003c\/p\u003e\n\u003ch4\u003eQ: How many devices can be connected on an RS-485 network using this module?\u003c\/h4\u003e\n\u003cp\u003eA: The RS-485 protocol supported by this MAX485 module allows for \u003cstrong\u003emulti-node communication\u003c\/strong\u003e, meaning multiple devices can be connected on the same bus. The MAX485CSA chip supports up to 32 nodes on a single RS-485 network, making it suitable for building distributed sensor systems or industrial communication networks.\u003c\/p\u003e\n\u003ch4\u003eQ: Is the MAX485 module compatible with 3.3V microcontrollers like ESP32 or Raspberry Pi?\u003c\/h4\u003e\n\u003cp\u003eA: This module is rated for \u003cstrong\u003e5V TTL operation\u003c\/strong\u003e. For use with 3.3V microcontrollers such as ESP32 or Raspberry Pi, a logic level converter is recommended to avoid potential damage to the lower-voltage GPIO pins.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What is the MAX485 module used for in Arduino projects?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MAX485 TTL to RS485 converter module is used to enable RS-485 serial communication between an Arduino or other microcontroller (MCU) and RS-485-compatible devices. It converts the TTL-level signals from your MCU into differential RS-485 signals, allowing reliable data transmission over long distances (up to 1,200 meters) and in electrically noisy environments.\"}}, {\"@type\": \"Question\", \"name\": \"What operating voltage does the MAX485 module require?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The MAX485 RS-485 converter module operates at 5V TTL, making it directly compatible with Arduino UNO, Arduino Mega, and most other standard microcontroller development boards.\"}}, {\"@type\": \"Question\", \"name\": \"How many devices can be connected on an RS-485 network using this module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The RS-485 protocol supported by this MAX485 module allows for multi-node communication, meaning multiple devices can be connected on the same bus. The MAX485CSA chip supports up to 32 nodes on a single RS-485 network, making it suitable for building distributed sensor systems or industrial communication networks.\"}}, {\"@type\": \"Question\", \"name\": \"Is the MAX485 module compatible with 3.3V microcontrollers like ESP32 or Raspberry Pi?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This module is rated for 5V TTL operation. For use with 3.3V microcontrollers such as ESP32 or Raspberry Pi, a logic level converter is recommended to avoid potential damage to the lower-voltage GPIO pins.\"}}]}\u003c\/script\u003e","brand":"Oasis Select","offers":[{"title":"Australia","offer_id":47710866931817,"sku":"200007763:201336099","price":14.63,"currency_code":"USD","in_stock":true},{"title":"spain","offer_id":47710866964585,"sku":"200007763:201336104","price":14.63,"currency_code":"USD","in_stock":true},{"title":"United States","offer_id":47710866997353,"sku":"200007763:201336106","price":19.29,"currency_code":"USD","in_stock":true},{"title":"france","offer_id":47710867030121,"sku":"200007763:201336342","price":15.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7931\/3257\/files\/S52771c24286443888712f4ee4c6cd4b1u.webp?v=1782061216","url":"https:\/\/oasis-select.com\/products\/max485-rs485-ttl-converter-module-arduino-mcu","provider":"Oasis Select","version":"1.0","type":"link"}