The Best Bluetooth Rs485 of 2022 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Bluetooth Rs485 of 2022. Check our ranking below.

2,200 Reviews Scanned

Rank No. #1

DSD TECH SH-B35 RS485 RS232 to Bluetooth 2.0 Adapter Support Android and Windows

DSD TECH: DSD TECH focuses on the development of communication connection devices such as USB/Serial/Wireless. We have served more than 100,000 customers in Europe, North America and Japan.
Bluetooth 2.0 to RS485/RS232: With this Bluetooth RS485 adapter, you can wirelessly communicate with RS485/RS232 devices on Android devices or a Bluetooth enabled Computer.
Compatibility:Built-in Industrial Bluetooth 2.0 SPP module driven by the CSR BC417 chip. Compatible with Android phones and Bluetooth enabled computers, but not compatible with any iOS device.
Working mode: Supports master mode and slave mode. Two SH-B35 adapters can form a Bluetooth connection network.
Customer Support: DSD TECH provides permanent technical support and 1 year product replacement service for this RS485 RS232 to Bluetooth 2.0 Adapter. All questions will be answered within 1 working day.

Rank No. #2

DX-CP24 RS485 to Bluetooth Serial Adapter Industrial Wireless Bluetooth Communication Module to RS485 Converter, Change 485 Wired Device to Wireless, Supports Modbus Protocol, DC 5-36V (for PC)

Built-in BLE 5.1 Bluetooth Module(DX-BT24W-A): This product is suitable for wireless communicating with rs485 devices through computer. CP11-Master connects to computer, and CP24-Slave connects to rs485 device.
Wired RS485 Devices to Wireless: Bluetooth to RS485 Converter is very easy to use. Due to its fast communication speed, stability, reliability and security, it is ideal for updating PLC programs, frequency converters, motors, relays, sensors, temperature control equipment, industrial instruments, CNC machine tools and other industrial equipment.
RS485 Communication Port: default 9600bps/8/n/1 (baud rate/data bit/no parity/stop bit). Supported baud rate: 2400,4800,9600,19200,38400,57600,115200. The VCC power supply voltage range is DC 5V-36V.
Baud rate switching method: Briefly press the key twice to switch the baud rate once. The times of flashes of the blue light represent the baud rate number; One flash is 2400, two/4800, three/9600, four/16200, five/38400, six/57600, and seven/115200
Technical Support: Out of the box, plug and play. You can find out testing softwares,user's manuals,devlopment documents,and all resources related to this bluetooth module on our offical website. You can access the user guide for complete product information by clicking on the product guide and document link below.

SaleRank No. #3

Renogy BT-2 Bluetooth Module RJ45 Communication Port Wirelessly Monitor Real-time Insight Precise Control, Compatible Solar Charge Controllers, Battery Charger, Inverter, BT-2 RS485

【Precise Control Over Your Devices】 Compatible with all Renogy RS485 communication port products includes the Rover Elite MPPT Solar Charge Controller, Smart Lithium Batteries, Pure Sine Wave Inverter with Power Saving Mode, and Dual DC-DC MPPT Battery Charger.
【Real-time Insight】 Get real-time and historical data via Bluetooth Module and Renogy DC Home App. Bluetooth 4.2 and BLE technology provides fast and uninterrupted communication.
【User-friendly】 Easily connect the Bluetooth Module to the RS485 communication port, and follow the App instructions. The Bluetooth Module is powered by solar energy, and the ultra-low-power dedicated chip will allow signal range up to 82ft.
Connect the BT-2 to the component's RJ45 communication port to wirelessly check and adjust your system's parameters through the DC Home App (available in both the App Store and Google Play).
Fully control the solar power generation, energy storage, and inverters' real-time operation data by monitoring from the DC Home App.

Rank No. #4

DX-CP24 RS485 to Bluetooth Serial Adapter Industrial Wireless Bluetooth Communication Module to Converter, Change Wired Device to Wireless, Supports Modbus Protocol, DC 5-36V for Android/iOS

【RS485 device to wireless】DX-CP24 can convert your RS485 interface device to wireless Bluetooth communication, and can support wireless communication between PCIOSAndroid. It can be used in application scenarios such as RS485 interface device debugging, parameter setting, information query, etc. It can also be used for communication between devices. (Note: You need to purchase a computer package to communicate with a PC)
【Built-in Bluetooth 5.1 BLE module】DX-CP24 uses Renesas DA14531 chip + PA Amplifiers, with a transmission power of up to 13.5dBm and a stable communication distance. External rubber stick antenna, Visual distance for communication with devices: mobile phone:90m / PC:70m / device to device:400m.
【Support ModBus protocol】DX-CP24 supports ModBus protocol and can support communication with various ModBus protocol devices.
【Support baud rate switching】DX-CP24 supports button adjustment of baud rate, supported baud rates: 2400, 4800, 9600, 19200, 38400, 57600, 115200, default 9600bps/8/n/1 (baud rate/data bit/no parity/stop bit). Short press the button twice to switch the baud rate once, the number of blue light flashes represents the baud rate number, one flash for 2400, two times/4800, three times/9600, four times/16200, five times/38400, six times/57600, seven times/115200
【Rich information】We provide a rich information package, including: product manuals, tutorial videos, development and testing tools, etc.You can access the user guide for complete product information by clicking on the product guide and document link below.

Rank No. #5

EPEVER Bluetooth Adapter Remote Control with Real Time Data for Tracer-an/BN/Xtra Plug and Play RJ45 RS485 Communication (BLE-RJ45-D)

Suitable for EPEVER controllers, inverters, and hybrid inverter with RJ45 interfaces.
The communication port is directly powered, without the need for an external power supply.
Supports the "Offline Mode" only. Add the Bluetooth adapter and the connected device to the APP. Then you will be able to monitor the device and set parameters by APP.
Plug and play, easy and convenient to set up.
The communication distance can reach up to 20 meters.

Rank No. #6

Waveshare USB to RS485 Converter with Protection Circuits, Compatible with TVs

This is an industrial USB to RS485 converter with original FT232RL And SP485EEN inside. It features embedded protection circuits such as lllgthningproof, resettable fuse, ESD protection, and TVS diode, etc. It's pretty small in size.
The USB TO RS485 is very easy to use, allows automatic transceiving. Due to its fast communication, stability, reliability, and safety, it is an ideal choice for industrial control equipments and/or applications with high communication requirement.
USB to RS485 communication Adopt original FT232RL, fast communicating, stable and reliable, better compatibility
Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit anti-electrostatic
Onboard self-recovery fuse and protection diodes, ensures the current/voltage stable outputs, provides over-current/over-voltage proof, improves shock resistance 3 LEDs for indicating the power and transceiver status

Rank No. #7

Industrial ESP32-S3 Control Board with RS485 and CAN Communication Interfaces, Supports Wi-Fi /Bluetooth, Better for RS485 Modbus Modules or CAN Devices, Built-in Protection Circuits, Safe & Stable

Industrial ESP32-S3 Control Board, Onboard RS485 & CAN Interfaces. Based on ESP32-S3, Supports Wi-Fi / Bluetooth, Built-in protection circuits such as power isolation and optocoupler isolation, Safe & Stable & Reliable. Based on ESP32-S3 microcontroller with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz.
Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors. Onboard isolated CAN interface for easy access to various CAN devices. Onboard pin header for connecting external devices.
Onboard USB Type-C port for power supply, firmware downloading and debugging. Onboard power supply screw terminal, supports 7~36V wide voltage input, suitable for industrial applications. Onboard RTC chip, supports scheduled tasks.
Onboard digital isolation to prevent interference from external signal. Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply is required for the isolated terminal.
Onboard RS485 TX/RX indicators and CAN indicator for monitoring the operating status of the module. Allows users to access the relevant webpage via a mobile phone or PC browser to control the device and send data.

Rank No. #8

Industrial 1-Ch ESP32-S3 WiFi Relay Module, Support RS485 and Bluetooth/WiFi Remote Control, Better for RS485 Modbus Industrial Modules or Sensors, Built-in Protection Circuits, Safe & Stable

Industrial 1-Channel ESP32-S3 WiFi Module, High quality 1-Ch relay, supports RS485 and Bluetooth / WIFi remote control. Contact rating of the onboard relay up to 10A 250VAC/30VDC. Directly controlling 220VAC home appliances, or devices below 30VDC.
Based on ESP32-S3, Designed for AIoT market: Equipped with Xtensa 32-bit LX7 dual-core processor, capable of running at 240 MHz, with Powerful AI Computing Performance and Security Encryption Mechanism; Integrated 2.4GHz Wi-Fi and Bluetooth 5 (LE) dual-mode wireless communication.
Onboard isolated RS485 interface, for connecting to various RS485 Modbus industrial modules or sensors. Onboard USB Type-C port for power supply, firmware downloading and debugging. Onboard power supply screw terminal, supports 5V power supply only.
Onboard unibody power supply isolation, providing stable isolated voltage, no extra power supply is required for the isolated terminal. Onboard optocoupler isolation to prevent interference from external high-voltage circuit. Onboard digital isolation to prevent interference from external signal.
Onboard RS485 TX/RX indicators for monitoring the operating status of the module. Onboard RTC chip, supports scheduled tasks. Rail-mounted protective case, easy to install, safe to use.

Rank No. #9

Master Slave Network Transceiver RS485 Interface Serial Port Communication UHF FR Module with Strong Penetrating Power(433MHz)

High Wiring Density--Come with high wiring density, small size and light weight, which is conducive to the miniaturization of electronic equipment
Strong Penetrating Power--Possess strong penetrating power, strong stability, transmission distance up to 500meter
RS485 Interface--Using RS485 interface, transmitting power from ‑40~+20dBm, receiving sensitivity is ‑114dBm
Variety Of Modes--There are a variety of modes for you to choose from, easy to use, very convenient
PCB Materials--Good quality PCB materials have reliability and miniaturization, good maintenance and interchangeability

Rank No. #10

PDDAXLQUE CP31 LORA Adapter RS485 to Bluetooth Serial Adapter Industrial Wireless 5000m Long Distance Communication (DX-CP31(T0))

【RS485 device to LORA communication】DX-CP31 can convert your RS485 interface device to LORA wireless communication. Install CP31 on the RS485 interface device for direct transparent transmission without setting. It can be applied to RS485 interface device debugging, parameter setting, information query and other application scenarios. It can also be applied to communication between devices. It supports communication between PC and device, but you need to purchase CP31-SET.
【5000m transmission distance】DX-CP31 supports lora 433/475Mhz frequency band communication, with a transmission power of up to 22dBm, Uart serial port transmission, and has a stable communication distance. The communication distance between devices with devices in an open outdoor environment is up to 5000 meters
【Support ModBus protocol】DX-CP31 supports ModBus protocol and can support communication with various ModBus protocol devices.
【Support baud rate switching】DX-CP31 supports button adjustment of baud rate, supported baud rates: 2400, 4800, 9600, 19200, 38400, 57600, 115200, 128000 default 9600bps/8/n/1 (baud rate/data bit/no parity/stop bit). Short press the button twice to switch the baud rate once, the number of blue light flashes represents the baud rate number, one flash is 2400, two times/4800, three times/4800, four times/9600, five times/19200, six times/38400, seven times/57600, eight times/115200, nine times/128000
【Rich information】We provide a rich information package, including: product manuals, tutorial videos, development and testing tools, etc.You can access the user guide for complete product information by clicking on the product guide and document link below.

Last update on 2025-11-17 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best Bluetooth Rs485?

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We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Bluetooth Rs485 that you consider buying. Your questions might include the following:

Is it worth buying an Bluetooth Rs485?
What benefits are there with buying an Bluetooth Rs485?
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Why is it crucial to invest in any Bluetooth Rs485, much less the best one?
Which Bluetooth Rs485 are good in the current market?
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We’re convinced that you likely have far more questions than just these regarding Bluetooth Rs485, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Bluetooth Rs485, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Bluetooth Rs485. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Bluetooth Rs485 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Bluetooth Rs485 currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Bluetooth Rs485 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Bluetooth Rs485?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Bluetooth Rs485.
Customer Ratings: Number ratings grade Bluetooth Rs485 objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Bluetooth Rs485.
Product Quality: You don’t always get what you pay for with an Bluetooth Rs485, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Bluetooth Rs485 is should be an indication of how long it will work out for you.

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FAQ:

Q: What is RS485 Bluetooth adapt?

A: Bluetooth RS485adapt can use for various of house hold appliance, instrument, as a means to replace cable, it link directly to SCM or CPU,it enable wireless data transmission by plug and play.RS485 Bluetooth adapt have one master part and one slave part, they must use as a pair.

Q: What is Modbus RS-485?

A: Modbus is an application protocol for serial data transmission that often uses the RS-485 for serial data transfer. The Modbus protocol is defined for different ways to transmit data, but the solution described in this design assumes transmission on an RS-485 serial bus in RTU mode.

Q: How to use the RS485 adapt as a serial port?

A: When correctly connect the RS485 adapt, when you power up you device, the master and slave adapt will establish a link automatically, after this process you can use the Adapt as a serial port line.

Q: How does the RS232 adapt work with Bluetooth devices?

A: The RS232 adapt can also use independently .if the user connect to a slave adapt of RS232, and other Bluetooth device paired with this RS232 adapt, the Bluetooth device can establish a link to the RS232 adapt, and use it as a serial port line.