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Rs232 Serial Module

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4-channel 8-channel DB9 interface RS232 relay Board module 12VDC relay serial port remote control switch module for controllling car motors

4-channel 8-channel DB9 interface RS232 relay Board module 12VDC relay serial port remote control switch module for controllling car motors

US $ 11-30 / Piece FOB
5 Pieces (MOQ)
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Main Products: IC, Capacitor, Resistor, Electronic Components, Integrated Circuit, Transistor, Relay, Diode, MCU, Connector
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Shenzhen Semilotec Co., Ltd.

Guangdong, China Since 2018
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X20CS1020 RS232 Communication Serial Communication Module PLC Interface Module for B&R

X20CS1020 RS232 Communication Serial Communication Module PLC Interface Module for B&R

US $ 132.25 / Piece FOB
1 Piece (MOQ)
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Condition : New
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Shenzhen Kernal Intelligent Technology Co., Ltd.

Trading Company

Guangdong, China Since 2024
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Moneypro Mopt900minit06 900MHz 1W Mini Dual-Serial Uav Data Link 30km AES-256 Encryption 30km+ Los Range Ttl/RS232/Sbus Support and P2 Fhss Telemetry Module

Moneypro Mopt900minit06 900MHz 1W Mini Dual-Serial Uav Data Link 30km AES-256 Encryption 30km+ Los Range Ttl/RS232/Sbus Support and P2 Fhss Telemetry Module

US $ 1,899 / Piece FOB
1 Piece (MOQ)
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Main Products: Uav & Drone Platforms, Eo/IR Gimbal Camera Payloads, Inertial Navigation Systems (Imus)/Gyroscope, Infrared Thermal & Laser Sensing Module, Thermal Imaging Binocular & Observer, Night Vision Fusion Monocular & Optic Scope, Anti Jamming & Rtk Gnss Antenna, Anti Drone Radar Detector Systems, Turbojet & Turbofan & Turboshaft Engines, MIMO Nlos Manet Mesh Radio Datalink
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China Moneypro Group Corporation Limited.

Guangdong, China Since 2026
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Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module Signal Converter

Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module Signal Converter

US $ 31.99-35.99 / Piece FOB
2 Pieces (MOQ)
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Input Type : Differential
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Siemens S7-1200 Cm 1241 Communication Module 6es72411ah320xb0 RS232 Serial Interface Module

Siemens S7-1200 Cm 1241 Communication Module 6es72411ah320xb0 RS232 Serial Interface Module

US $ 88-100 / Piece FOB
1 Piece (MOQ)
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Main Products: Variable Frequency Drive, Soft Starter, PLC, HMI, Siemens
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Barcode Scanning Module USB/Serial RS232 Ttl COM CMOS Sensor Qr Code Reader Gun FCC Certified 1-Year Warranty

Barcode Scanning Module USB/Serial RS232 Ttl COM CMOS Sensor Qr Code Reader Gun FCC Certified 1-Year Warranty

US $ 26-28 / Piece FOB
1 Piece (MOQ)
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Scan Element Type : CMOS
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Shenzhen Dyscan Technology Co., Ltd

Guangdong, China Since 2023
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Laser Ranging Module Sensor Distance Measuring Serial USB to RS232 Ttl Signal

Laser Ranging Module Sensor Distance Measuring Serial USB to RS232 Ttl Signal

US $ 154-195 / Piece FOB
1 Piece (MOQ)
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Main Products: Laser Rangefinder Module
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Chengdu Qixin Technology Co., Ltd

Sichuan, China Since 2026
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Lt7689 RS232 Interface 5.0" TFT Serial Module with PCBA for Industrial Equipment

Lt7689 RS232 Interface 5.0" TFT Serial Module with PCBA for Industrial Equipment

US $ 5.2-6 / pcs FOB
1,000 pcs (MOQ)
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Display Technology : TFT
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Shenzhen Leshida Microelectronics Technology Co., Ltd

Guangdong, China Since 2024
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Mobile RS232/RS485 Serial Port Debugging Assistant Connect to The Module Via WiFi

Mobile RS232/RS485 Serial Port Debugging Assistant Connect to The Module Via WiFi

US $ 13.11-13.99 / Piece FOB
2 Pieces (MOQ)
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Main Products: Analog I/O Modules, Signal Isolated Converter, Signal Conditioners, Current Splitter, PT100 Temperature Signal, Frequency Converters, DC to DC Converters, Digital I/O Modules, 4-20mA Signal Isolator
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Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Industrial-grade CAN bus to 4G module for RS485/RS232 serial communication

Industrial-grade CAN bus to 4G module for RS485/RS232 serial communication

US $ 60 / Piece FOB
1 Piece (MOQ)
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Support Network : GPRS
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Hangzhou Antin Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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Siemens Cp 341 Communication Module 6es7341-1ah02-0ae0 RS232 Serial S7-300 PLC

Siemens Cp 341 Communication Module 6es7341-1ah02-0ae0 RS232 Serial S7-300 PLC

US $ 500-2,000 / Piece FOB
1 Piece (MOQ)
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Main Products: Variable Frequency Drive, Soft Starter, PLC, HMI, Siemens
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CoVast Tongchuang Technology Co., Ltd.

Beijing, China Since 2026
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Siemens 6ES7151-3BA23-0AB0 PLC Serial Communication Module RS232/422/485

Siemens 6ES7151-3BA23-0AB0 PLC Serial Communication Module RS232/422/485

US $ 10-1,000 / Piece FOB
1 Piece (MOQ)
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Mathematical Model : Linear
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Beijing Zhongping Technology Co., Ltd.

Trading Company

Beijing, China Since 2025
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Serial Port to Industrial Ethernet RS232/485 to WiFi Module IoT Signal Converter

Serial Port to Industrial Ethernet RS232/485 to WiFi Module IoT Signal Converter

US $ 11.99-13.99 / Piece FOB
2 Pieces (MOQ)
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Main Products: Analog I/O Modules, Signal Isolated Converter, Signal Conditioners, Current Splitter, PT100 Temperature Signal, Frequency Converters, DC to DC Converters, Digital I/O Modules, 4-20mA Signal Isolator
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Industrial RS232 to RS485 Isolated Serial Communication Module Data Acquisition

Industrial RS232 to RS485 Isolated Serial Communication Module Data Acquisition

US $ 13.16-14.99 / Piece FOB
2 Pieces (MOQ)
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Integration : GSI
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Modbus RTU to TCP, RS232/485 to Ethernet Module Serial to Industrial Measuring Sensor Signal

Modbus RTU to TCP, RS232/485 to Ethernet Module Serial to Industrial Measuring Sensor Signal

US $ 31.99-35.98 / Piece FOB
2 Pieces (MOQ)
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Main Products: Analog I/O Modules, Signal Isolated Converter, Signal Conditioners, Current Splitter, PT100 Temperature Signal, Frequency Converters, DC to DC Converters, Digital I/O Modules, 4-20mA Signal Isolator
Send Inquiry
Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
Chat Now Send Inquiry
Mobile RS232/RS485 Serial Port Debugging Assistant Remote Io Module Date Acquisition

Mobile RS232/RS485 Serial Port Debugging Assistant Remote Io Module Date Acquisition

US $ 13.66-13.99 / Piece FOB
2 Pieces (MOQ)
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Operating Temperature : -55℃ - 125℃
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Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Barcode Scanner Module 1d 2D Qr CMOS camera Module Serial Command USB&Ttl Barcode Scanner Engine

Barcode Scanner Module 1d 2D Qr CMOS camera Module Serial Command USB&Ttl Barcode Scanner Engine

US $ 29.99-39.99 / Piece FOB
2 Pieces (MOQ)
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Main Products: Barcode Scanner, 1d Barcode Scanner, 2D Barcode Scanner, Wireless Barcode Scanner, Portable Barcode Scanner, Barcode Scanner Engine, Barcode Scanner Module
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Audited Supplier
Shenzhen Dyscan Technology Co., Ltd

Guangdong, China Since 2023
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Cp341 6es7341-1CH02-0ae0 Serial Communication Module RS232 Interface

Cp341 6es7341-1CH02-0ae0 Serial Communication Module RS232 Interface

US $ 591.11 / Piece FOB
1 Piece (MOQ)
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Shenzhen Nuobashi Trading Co., Ltd

Trading Company

Guangdong, China Since 2024
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Embedded Smart RFID Reader Module RS232 Serial Port 13.56MHz

Embedded Smart RFID Reader Module RS232 Serial Port 13.56MHz

US $ 27-32 / Piece FOB
100 Pieces (MOQ)
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Main Products: Card Reader, RFID Card Reader, Magnetic Card Reader, IC Card Reader, Hybrid Card Reader, DIP Card Reader, Bar Type LCD Display, Double Sided Monitor, LED Gaming Monitor, Curved Gaming Monitor
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Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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B&R X20CS1020 RS232 Communication Module for PLC Industrial Automation System

B&R X20CS1020 RS232 Communication Module for PLC Industrial Automation System

US $ 300 / Piece FOB
1 Piece (MOQ)
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Function : Monitoring
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Audited Supplier
Xiamen Zhicheng Automation Technology Co., Ltd.

Trading Company

Fujian, China Since 2026
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Related Videos
  • What is 4-channel 8-channel DB9 interface RS232 relay Board module 12VDC relay serial port remote control switch module for controllling car motors
    What is 4-channel 8-channel DB9 interface RS232 relay Board module 12VDC relay serial port remote control switch module for controllling car motors
    US $ 11-30 /Piece
    5 Pieces (MOQ)
    Send Inquiry
  • What is X20CS1020 RS232 Communication Serial Communication Module PLC Interface Module for B&R
    What is X20CS1020 RS232 Communication Serial Communication Module PLC Interface Module for B&R
    US $ 132.25 /Piece
    1 Piece (MOQ)
    Send Inquiry
  • What is Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module Signal Converter
    What is Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module Signal Converter
    US $ 31.99-35.99 /Piece
    2 Pieces (MOQ)
    Send Inquiry
  • What is Siemens S7-1200 Cm 1241 Communication Module 6es72411ah320xb0 RS232 Serial Interface Module
    What is Siemens S7-1200 Cm 1241 Communication Module 6es72411ah320xb0 RS232 Serial Interface Module
    US $ 88-100 /Piece
    1 Piece (MOQ)
    Send Inquiry
Original Mitsubishi Expansion Module Fx3u-232-Bd RS232 Serial Communication Extension Board

Original Mitsubishi Expansion Module Fx3u-232-Bd RS232 Serial Communication Extension Board

US $ 300-500 / Piece FOB
1 Piece (MOQ)
More
Main Products: Inverter, PLC, Servo Motor, HMI, DC Driver, Servo Driver, Module, Pneumatic
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Sichuan Hesheng Xing Trading Co., Ltd.

Trading Company

Sichuan, China Since 2023
Chat Now Send Inquiry
4-channel 8-channel DB9 interface RS232 relay Board module 12VDC relay serial port remote control switch module for controllling car motors

4-channel 8-channel DB9 interface RS232 relay Board module 12VDC relay serial port remote control switch module for controllling car motors

US $ 11-30 / Piece FOB
5 Pieces (MOQ)
More
Shape : Flat
Send Inquiry
Audited Supplier
Shenzhen Semilotec Co., Ltd.

Guangdong, China Since 2018
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125kHz 13.56MHz ID IC NFC CPU Ttl RFID Module Keyboard Emulation

125kHz 13.56MHz ID IC NFC CPU Ttl RFID Module Keyboard Emulation

US $ 9-65 / Piece FOB
1 Piece (MOQ)
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Main Products: Lf/Hf/UHF RFID Reader, RFID Card, RFID Keyfob Tag, RFID Sticker Tag, RFID Silicone Wristband, RFID Microchip Tag with Syringe, RFID Scanner, RFID Animal Microchip, 125kHz & 13.56MHz RFID Module, 125kHz RFID Reader
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Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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About Rs232 Serial Module FAQ

  • QAre there cost-effective communication module distributors offering fast shipping?

    The Rs232 Serial Module is included in our comprehensive Communication Module range.Yes, many leading communication module distributors now provide quick bulk shipping and factory-direct pricing. Look for those supporting OEM and custom packaging. Explore our current trends and reach out for a cheap price estimate or to join our wholesale buyer network.

  • QWhat factors influence the wholesale price of a communication module?

    The Rs232 Serial Module is an essential part of our Communication Module offerings.Wholesale price for a communication module can depend on specs like protocol (e.g., Wi-Fi, Bluetooth), OEM customization, and order quantity. Many factory suppliers also offer discounts for bulk orders. Ask top distributors for their latest price guide and OEM options for the best deal.

  • QHow do I choose the best OEM communication module for my electronics project?

    The Rs232 Serial Module is a top choice in our Communication Module collection.Evaluate performance needs, compatibility, and factory certification when picking an OEM communication module. Look at trending technical features on distributor and price comparison platforms. Contact us to guide you through top-rated modules and get a tailored quote today.

Contactless USB RS232 Uart 125kHz 13.56MHz RFID Module for Car

Contactless USB RS232 Uart 125kHz 13.56MHz RFID Module for Car

US $ 9-26 / Piece FOB
1 Piece (MOQ)
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Card Type : CPU, EM
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Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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15m Reading Range 8 Ports UHF RFID Reader St-M718 Senior Module

15m Reading Range 8 Ports UHF RFID Reader St-M718 Senior Module

US $ 135 / Piece FOB
1 Piece (MOQ)
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Main Products: RFID Card, RFID Tag, RFID Label, RFID Inlay, RFID Wristband, UHF Reader, RFID Tunnel Reader, RFID Handheld Reader, RFID Antennas, RFID Printer
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Audited Supplier
FOCUS RFID CO., LTD.

Shandong, China Since 2017
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Anti-Interference Industrial 4G DTU D220 Rugged M2m Communication Module

Anti-Interference Industrial 4G DTU D220 Rugged M2m Communication Module

US $ 43.8-62.5 / Piece FOB
1 Piece (MOQ)
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Application : Industrial, Enterprise
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Audited Supplier
ZYDlink (XiaMen) Information Technology Co., Ltd.

Fujian, China Since 2026
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Hf 13.56MHz RFID Reader Module with USB Interface Support Read Write

Hf 13.56MHz RFID Reader Module with USB Interface Support Read Write

US $ 7.9-32 / Piece FOB
1 Piece (MOQ)
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Main Products: Lf/Hf/UHF RFID Reader, RFID Card, RFID Keyfob Tag, RFID Sticker Tag, RFID Silicone Wristband, RFID Microchip Tag with Syringe, RFID Scanner, RFID Animal Microchip, 125kHz & 13.56MHz RFID Module, 125kHz RFID Reader
Send Inquiry
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
M714 Four Port UHF RFID Reader Writer Impinj E710 Module

M714 Four Port UHF RFID Reader Writer Impinj E710 Module

US $ 120 / Piece FOB
1 Piece (MOQ)
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Reading Distance : >10m
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FOCUS RFID CO., LTD.

Shandong, China Since 2017
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Industrial-Grade 4G Wireless Sensor Data Transmission Module Zyd5017-a

Industrial-Grade 4G Wireless Sensor Data Transmission Module Zyd5017-a

US $ 43.8-62.5 / Piece FOB
1 Piece (MOQ)
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Main Products: 4G Industrial Router, 5g Industrial Router, 4G DTU, Lorawan Gateway, 5g CPE, Lorawan Sensor
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ZYDlink (XiaMen) Information Technology Co., Ltd.

Fujian, China Since 2026
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XTIOT Industrial QR Code Scanner Module 1D/2D Barcode Reader for OEM Control Board XT2601M Manufacturer

XTIOT Industrial QR Code Scanner Module 1D/2D Barcode Reader for OEM Control Board XT2601M Manufacturer

US $ 53-56 / Piece FOB
1 Piece (MOQ)
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Scan Element Type : CMOS
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Shenzhen Xingtong IoT Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2025
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Manufacture Hf RFID 13.56MHz Module ISO15693 Protocol Support Read Write

Manufacture Hf RFID 13.56MHz Module ISO15693 Protocol Support Read Write

US $ 7.9-32 / Piece FOB
1 Piece (MOQ)
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Main Products: Lf/Hf/UHF RFID Reader, RFID Card, RFID Keyfob Tag, RFID Sticker Tag, RFID Silicone Wristband, RFID Microchip Tag with Syringe, RFID Scanner, RFID Animal Microchip, 125kHz & 13.56MHz RFID Module, 125kHz RFID Reader
Send Inquiry
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Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Acs ISO14443 13.56MHz Mi Fare Smart NFC Card Reader Writer Module Compatible with Acm120s (ACM1281S-Z8)

Acs ISO14443 13.56MHz Mi Fare Smart NFC Card Reader Writer Module Compatible with Acm120s (ACM1281S-Z8)

US $ 34-40 / Piece FOB
1 Piece (MOQ)
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Application : Parking, Hospital, Library, Company, Bank, Store
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Shenzhen HCC Technology Co., Ltd.

Guangdong, China Since 2009
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UHF RFID High-Performance Module Reader UHF RFID Reader Module in Stock

UHF RFID High-Performance Module Reader UHF RFID Reader Module in Stock

US $ 120 / Piece FOB
1 Piece (MOQ)
More
Main Products: RFID Card, RFID Tag, RFID Label, RFID Inlay, RFID Wristband, UHF Reader, RFID Tunnel Reader, RFID Handheld Reader, RFID Antennas, RFID Printer
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Audited Supplier
FOCUS RFID CO., LTD.

Shandong, China Since 2017
Chat Now Send Inquiry
Zyd5017-a 4G Module for Digital Production Equipment Networking

Zyd5017-a 4G Module for Digital Production Equipment Networking

US $ 43.8-62.5 / Piece FOB
1 Piece (MOQ)
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Application : Industrial, Enterprise
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Audited Supplier
ZYDlink (XiaMen) Information Technology Co., Ltd.

Fujian, China Since 2026
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Wg34 Interface RFID Reader Module Support S50 S70 Tk4100 Free Sample

Wg34 Interface RFID Reader Module Support S50 S70 Tk4100 Free Sample

US $ 4.5-26 / Piece FOB
1 Piece (MOQ)
More
Main Products: Lf/Hf/UHF RFID Reader, RFID Card, RFID Keyfob Tag, RFID Sticker Tag, RFID Silicone Wristband, RFID Microchip Tag with Syringe, RFID Scanner, RFID Animal Microchip, 125kHz & 13.56MHz RFID Module, 125kHz RFID Reader
Send Inquiry
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Best Price Impinj E710 RFID 8 Ports RFID Module with Wg Interface

Best Price Impinj E710 RFID 8 Ports RFID Module with Wg Interface

US $ 120-180 / Piece FOB
1 Piece (MOQ)
More
Reading Distance : >10m
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Audited Supplier
FOCUS RFID CO., LTD.

Shandong, China Since 2017
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