Top Rs 485 Hub

2Packs DB9 Serial Adapters No Soldering Needed D-SUB 9-pin RS232 RS485 Adapter to Terminal Connector Signal Module with Bolts Nuts and Screwdriver 1PCS Male+1PCS Female

  • 【No soldering needed】 This is SO convenient， convenient wiring. The shell is designed with folding buckle, It can be disassembled or assembled....
  • 【DIY DB9 cable 】Using 9pin male and female connectors, you can make DB9 cable or USB to RS232 / RS485 cable by yourself. The cable length and....
  • 【Functional features】suitable for all kinds of industrial control products that need serial communication for pin connection, all copper base,....
  • 【Scope of application】D-sub9pin does not need to weld serial port connector, which is suitable for RS232 / RS485 / RS422 serial adapter COM port....
  • What you get :(1PCS Female +1PCS Male )with case，1PCS Screwdrivers ，4PCS 4#5+7 Serial port Nut ，4PCS 4#62mm Serial port long bolt ，4PCS 3*8mm....
Check Stock

Waveshare USB to RS232 / RS485 / TTL Industrial Isolated Converter with Original FT232RL Embedded Protection Circuits and Aluminium Alloy Enclosure for Industrial Control Equipments

  • This is an industrial USB to RS232/485/TTL isolated converter with original FT232RL inside. It features embedded protection circuits such as power....
  • The USB TO RS232/485/TTL is very easy to use fully automatic transceiving without delay. Due to its fast communication stability reliability and....
  • Fully automatic transceiver circuit with no delay ensures the USB port communicates with different interfaces fastly and stably without interfering....
  • Onboard unibody power supply isolation provides stable isolated voltage needs no extra power supply for the isolated terminal.
  • High quality USB-B and RS232 connectors smoothly plug/pull.
Check Stock

GZAIR Smart Wi-Fi Indoor Air Quality Monitor, Data Logger, PM2.5, PM1.0, TVOC, CO2 Detector, Temperature & Humidity, Real-Time Data via App

  • 6 IN 1: Measure PM2.5, PM1.0, TVOC, CO2, Temperature, and Humidity, with a sensitive laser particle sensor, laser TVOC sensor, and accurate NDIR CO2 sensor. .
  • Automatic & Manual Calibration: Offer two calibration modes, Manual Calibration, and Automatic Calibration. We have calibrated it manually in the factory, and it can automatically calibrate during the detection..
  • Wi-Fi Enabled & APP Smart Control: Smart PT02 can connect to the Internet, works seamlessly with Tuya App, Set alerts, receiving air quality measurements anytime and anywhere..
  • Wireless IoT Controller: Create a Smart Scene in the Tuya app, make PT02 control the Smart home appliances. First, you should add Smart PT02 and other Smart home appliances to Tuya APP. Then set the conditions. The PT02 monitor will activate Smart Fans, Air Purifiers, or other appliances in response to changes in your home’s air quality..
  • Supports RS485/Relays Signal Output: The RS485 port and Relay port are located on the rear of the device. And the RS485 supports data export. The Relays can control the appliances directly (This function is only recommended for professional personnel or engineers.).
Check Stock

Eversecu Mini PTZ Camera RS485 HD Analog 1080P 4X Zoom(2.8-12mm) 65ft IR Distance Outdoor High Speed Dome Camera IP66 Weatherproof Full Metal Vandalproof PTZ Camera

  • Make Sure you have a DVR that has an RS485 port and supports 2mp AHD/TVI/CVI Video format, and have a PTZ Controller (ASIN:B08YVQ4XLC) before purhcase otherwise the PTZ Camera might not work, Suggest to buy a PTZ keyboard for this camera, Please search ASIN: B08YVQ4XLC.
  • 【FULL FUNCTION AND 4 IN 1 & RS485 UPDATED】The PTZ Camera Support AHD/TVI/CVI/CVBS 4 in 1 output.The 2.5" dome camera have full function of other camera like Coaxial Cable Control,Remote Pan/Tilt,1080P HD,IR-CUT,16 Preset,Night Vision,4x Optical Zoom,IP66 waterproof.Built With RS485 Cable.
  • 【FULL COVERAGE】Horizontal rotation 355 ° continuous rotation with pan speed 0 °/s-25°/s,Vertical 0-90°with tilt speed 0 °/s-20°/s,Support automatic flip,that make the dome camera full coverage.
  • 【IP66 WATERPROOF AND METAL VANDALPROOF DOME CAMERA】The IP66 waterproof and brown color anti-vandal dome cover support lightning protection and ati surge for bad weather.
  • 【FULL HD】2MP 1080P (1920 x 1080) @ 30 Frames Per Second High Definition: Easily & Clearly Identify Persons, Objects, Text and Small Detail.
Check Stock

CP2102 6 in 1 USB to TTL Serial Adapter Module USB to TTL 485 232,TTL to 232 485,RS232 to 485 + 4P Dupont Cable Jumper Wire Female to Female for Nextion Display Beitian GPS Arduino Windows

  • -cp2102 serial adapter module supports usb to ttl, usb to rs232, usb to rs485, ttl to 232, ttl to 485, 232 to 485..
  • -USB specification 2.0 not 3.0, compatible with arduino,Windows XP/7/8/10 32bits/ 64bits, Linux etc..
  • -You need to set the dip switches for different conversion purpose..
  • -Before make 6 in 1 usb to ttl module work, you need to install cp2102 driver..
  • -cp2102 usb to ttl adapter widely used with nextion display, beitian gps, esp-01s adapter, sim7000a board etc..
Check Stock

Red Lion Controls/N-Tron CR30000400000310 4.3\ Widescreen HMI with 3 Serial, 1 Ethernet, 1 USB Host, USB Device, Web Server and Data Logging

  • Compact, rugged, industrial-grade RS-485 device server.
  • Modbus RTU to Modbus TCP protocol converter, Modbus gateway for master and slaves.
  • Supports TCP and UDP for both Server and Client modes, support Httpd Client mode.
  • Designed for harsh industrial environments, 15kV ESD and 600W surge protection, Operating temperature: -40ºF to 185ºF / -40ºC to 85ºC.
Check Stock

Harmony Audio Mini ANL MIDI 4-Way Fused Distribution Block with Fuses

  • 2.54mm/0.1in pin pitch for friendly test MCU development board..
  • Widely used in ADC/DAC/operational amplifier RS232, RS485, RS422 bus..
  • This is a DC‑DC voltage converter module with widely compatible..
  • Made of premium ABS material, this step up module has long service life..
  • The terminals have high electrical conductivity, good stability and more practical..
Check Stock

WITMOTION USB-UART 6-in-1 USB to Serial Converter Multifunctional USB to TTL/RS485/232 TTL-RS232/485 232 to 485 Universal Adapter Module with CP2102 Compatible with Windows 7/8/10,Linux Arduino

  • 【 Multi-functional】6-in-1 Multifunctional Serial adapter supports USB-TTL, USB-RS232, USB-RS485, TTL-232, TTL-485, 232-485 converting function,....
  • 【 Superior Compatibility】USB specification 2.0 is compatible with Windows XP/7/8/10 32bits/ 64bits, Linux, Wince, Mac, Vista, etc..
  • 【 Robust Design 】Equipped with superior-quality mode switch(endurable), a status indicating LED(easy to connect), upgraded TO5 fuse (excellent....
  • 【 Worry-free Support 】12-month warranty, lifetime friendly customer service by WitMotion team. Option 1. The tutorial link is printed on the....
  • 【 What You Get 】1x WitMotion 6-in-1 serial adapter + 4x Dupont cables + 1x Welcome card, well-packed by an antistatic bag.
Check Stock

EVERSECU 2MP Auto-Cruise PTZ Security Camera 20X Optical Zoom HD 4-in-1 TVI/AHD/CVI/CVBS Video Surveillance- Pattern Scan, Waterproof, Night Vision, Coaxial Wired High Speed Dome CCTV Camera

  • Make Sure you have a DVR that has an RS485 port and supports 2mp AHD/TVI/CVI Video format, and have a PTZ Controller (ASIN:B08YVQ4XLC) before purhcase otherwise the PTZ Camera might not work, Suggest to buy a PTZ keyboard for this camera, Please search ASIN: B08YVQ4XLC【2MP & 263FT IR LIGHT VISION】 1920 X 1080P Super HD, 2 Megapixel 18X Medium Speed AHD PTZ camera, Infrared/IR-Cut Excellent Night Vision up to 263ft. Suitable for large areas like front yard, parking areas, backyard, garage, etc.
  • 【RS485/COAXIAL CONTROL】RS485 (+/-) / coaxial cable connect, real time transmission ,lossless video, Suggest to buy a PTZ keyboard for this camera, Please search ASIN: B08YVQ4XLC.
  • 【MEDIUM SPEED AHD PTZ CAMERA】Pan-tilt-zoom camera with endless 360°pan & 90°tilt & 20x optical zoom, no blind spots left, commercial grade surveillance camer.
  • 【WATERPROOF & WIDE USAGE】 4.5 inch IP66 Waterproof body construction provide stable performance both indoor and outdoor ( Warehouse, Home, Office, Supermarket, Parking, Farm, Villa, Museum).
  • 【TVI/AHD/CVI/CVBS】 Video interface output - AHD/TVI/CVI/CVBS selectable, OSD menu available.
  • NOTICE: Default Video Signal is 1080P AHD, It can be adjust to TVI, CVI or CVBS (Analog) manually, Compatible with all 1080P or abo....
Check Stock

HiLetgo 2pcs ADUM1201 Dual Channel Digital Magnetic Isolator Replace Optocouplers

  • Lower power consumption than the same data transfer rate when the traditional optical isolator 1/10, the minimum operating current 0.8mA..
  • Performance higher timing accuracy, transient common mode rejection, the degree of matching between channels are better than the traditional optical isolator..
  • The smaller the integration, the printed circuit board (PCB) area of 40% of the traditional photoelectric isolator..
  • Application: RS-232/RS-422/RS-485 transceiver isolation.
Check Stock

BZBGEAR BG-CJ-RS Universal PTZ Controller with Joystick (RS-232/422/485)

  • Specially designed for VISCA and PELCO-P/D compatible PTZ cameras.
  • Can set the address code of VISCA and PELCO-P/D compatible PTZ cameras independently.
  • Unique control code learning function allows end-user to revise the control code commands.
  • Supports multiple communication modes: RS485, RS422, RS232.
  • All parameters are set by key-press operation procedure making setup convenient and fast.
Check Stock

Lascar - ELUSB2 EL-USB-2 Humidity, Temperature and Dew Point USB Data Logger

  • 24 channel Paperless Temperature Thermocouple Recorder Datalogger Logger Data Acquisition USB RS232 / RS485.
Check Stock