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Rs232 Serial Module

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Remote Control RFID Wireless Module Uhf Rfid Hmi Wifi Module

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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 RS232 to RS485 Module Serial Port Debugging Assistant Serial Port Conversion Module 3.3V or 5V Power Supply

Industrial RS232 to RS485 Module Serial Port Debugging Assistant Serial Port Conversion Module 3.3V or 5V Power Supply

US $ 11.5-13 / pieces FOB
10 pieces (MOQ)
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Usage : Computer, Workstation, Server, Mobile phone, Laptop
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Shenzhen Tianhehuijin Tech Ltd

Trading Company

Guangdong, China Since 2025
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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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Main Products: LCD Display, TFT Display, OLED Display, TFT, LCD, OLED, Car LCD, COB Display, Motor LCD, Healthy Equip LCD
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Hongkong Lestar Electronic Technology Limited

Guangdong, China Since 2024
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Simatic S7-1500, Cm Ptp RS232 Ba Serial Communication Module 6es7540-1ad00-0AA0 PLC Module

Simatic S7-1500, Cm Ptp RS232 Ba Serial Communication Module 6es7540-1ad00-0AA0 PLC Module

US $ 398-456 / Piece FOB
1 Piece (MOQ)
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Condition : New
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Shanghai Zhongcheng Fengyuan Industrial Technology Co., Ltd.

Trading Company

Shanghai, China Since 2024
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Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module

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

US $ 30.99-32.99 / 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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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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Operating Temperature : -55℃ - 125℃
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Shenzhen Semilotec Co., Ltd.

Guangdong, China Since 2018
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Multi Functional and Cost-Effective Serial Server Module IoT Signal Conversion RS232/485 to Ethernet Module

Multi Functional and Cost-Effective Serial Server Module IoT Signal Conversion RS232/485 to Ethernet Module

US $ 30.99-32.99 / 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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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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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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Main Products: Semiconductors, mobile phone screens, lathes, servos, motor products Heat pumps, automotive diagnostic instruments, kitchen equipment
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Shenzhen Nuobashi Trading Co., Ltd

Trading Company

Guangdong, China Since 2024
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Industrial RS232 to RS485 Isolated Serial Communication Module

Industrial RS232 to RS485 Isolated Serial Communication Module

US $ 9.9-12.98 / Piece FOB
2 Pieces (MOQ)
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Technics : Semiconductor IC
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Shenzhen Weijunrui Technology Co.,Ltd

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

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

US $ 9.9-11.99 / 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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Condition : New
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Hangzhou Antin Power Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2022
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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)
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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
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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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Application : Hospital, Library, Company, Bank, Store
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Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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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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Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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M714 RFID Reader Smart Series 4 Port RFID UHF Reader Module

M714 RFID Reader Smart Series 4 Port RFID UHF Reader Module

US $ 120 / Piece FOB
1 Piece (MOQ)
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Card Type : Mifare
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FOCUS RFID CO., LTD.

Shandong, China Since 2017
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RS232 RFID Reader 4 Ports Module Long Range Reader UHF Module M714

RS232 RFID Reader 4 Ports Module Long Range Reader UHF Module M714

US $ 120 / 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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FOCUS RFID CO., LTD.

Shandong, China Since 2017
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125kHz RFID Module for Turnstile 3.3V RS232 Communication

125kHz RFID Module for Turnstile 3.3V RS232 Communication

US $ 5-26 / Piece FOB
1 Piece (MOQ)
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Card Type : CPU, HID, EM
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Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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18000-6c High Quality 840-960MHz OEM 33dBm UHF RFID Reader Module

18000-6c High Quality 840-960MHz OEM 33dBm UHF RFID Reader 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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FOCUS RFID CO., LTD.

Shandong, China Since 2017
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13.56MHz ISO15693 RFID Reader Module with USB Without Driver

13.56MHz ISO15693 RFID Reader Module with USB Without Driver

US $ 7.9-32 / Piece FOB
1 Piece (MOQ)
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Application : Hospital, Library, Company, Bank, Store
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Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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Related Videos
  • What is Mobile RS232/RS485 Serial Port Debugging Assistant Connect to The Module Via WiFi
    What is Mobile RS232/RS485 Serial Port Debugging Assistant Connect to The Module Via WiFi
    US $ 13.11-13.99 /Piece
    2 Pieces (MOQ)
    Contact Supplier
  • What is Lt7689 RS232 Interface 5.0" TFT Serial Module with PCBA for Industrial Equipment
    What is Lt7689 RS232 Interface 5.0" TFT Serial Module with PCBA for Industrial Equipment
    US $ 5.2-6 /pcs
    1,000 pcs (MOQ)
    Contact Supplier
  • What is Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module
    What is Modbus RTU to TCP, RS232/485 to Ethernet Module Serial Server Module
    US $ 30.99-32.99 /Piece
    2 Pieces (MOQ)
    Contact Supplier
  • 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)
    Contact Supplier
125kHz & 13.56MHz RFID Integrated Antenna Module with Ttl Interface

125kHz & 13.56MHz RFID Integrated Antenna Module with Ttl Interface

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
Contact Supplier
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Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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Industrial 865-868MHz 4 Channels Embedded RFID Impinj UHF Reader Module

Industrial 865-868MHz 4 Channels Embedded RFID Impinj UHF Reader Module

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

Shandong, China Since 2017
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13.56MHz RFID Smart Card Reader Module for Electronic Ticket

13.56MHz RFID Smart Card Reader Module for Electronic Ticket

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
Contact Supplier
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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About Rs232 Serial Module FAQ

  • QWhat are the common technologies used in access control card readers?

    The Rs232 Serial Module is a premium choice in the Access Control Card Reader category.Access control card readers commonly utilize RFID technology and biometric scanning for security purposes. Each technology has its unique advantages depending on the level of security and convenience required. Perform thorough research or consult with a trusted supplier to determine the best option for your needs.

  • QHow can I identify reliable suppliers for access control card readers in China?

    The Rs232 Serial Module is a premium choice in the Access Control Card Reader category.Identifying reliable suppliers in China involves researching online platforms, attending industry trade fairs, and verifying supplier certificates. Requesting product samples and checking customer reviews are crucial steps in ensuring the quality and reliability of the suppliers.

  • QWhat advantages does buying access control card readers in wholesale offer?

    The Rs232 Serial Module is a standout piece in our Access Control Card Reader collection.Purchasing access control card readers wholesale provides cost-effective bulk pricing, ensures consistent product quality, and offers customization options. Wholesale purchases often come with discounts, making them economically beneficial for security and protection businesses. Working with reliable wholesale suppliers guarantees timely delivery.

St-M718 Long Range Small Card Reader UHF RFID Module

St-M718 Long Range Small Card Reader UHF RFID Module

US $ 135 / Piece FOB
1 Piece (MOQ)
More
Application : Parking, Hospital, Company, Bank, Store
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FOCUS RFID CO., LTD.

Shandong, China Since 2017
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XT206M2 XTIOT Fast Decoding QR Reader Kiosk QR Code TTL Serial Scanner Module

XT206M2 XTIOT Fast Decoding QR Reader Kiosk QR Code TTL Serial Scanner Module

US $ 24-26 / Piece FOB
1 Piece (MOQ)
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Main Products: Wireless Wired Barcode Scanner, QR Code Module, Price Checker Kiosk, PDA Data Collector, POS, OEM San Engine
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Shenzhen Xingtong IoT Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2025
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Door Access Control System RFID Card Reader Relay Module

Door Access Control System RFID Card Reader Relay Module

US $ 5-26 / Piece FOB
1 Piece (MOQ)
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Card Type : CPU, HID, EM
Contact Supplier
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
RFID Impinj E710 30dBm ISO18000 6c 4 Port UHF Reader Module St-M714

RFID Impinj E710 30dBm ISO18000 6c 4 Port UHF Reader Module St-M714

US $ 120 / 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
Contact Supplier
Audited Supplier
FOCUS RFID CO., LTD.

Shandong, China Since 2017
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UHF RFID Handheld Reader Internal Module Passive UHF RFID Reader Module

UHF RFID Handheld Reader Internal Module Passive UHF RFID Reader Module

US $ 36-50 / Piece FOB
1 Piece (MOQ)
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Structure : RFID Card
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Quanzhou Jianghe Technology Co., Ltd.

Fujian, China Since 2024
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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)
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
Contact Supplier
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
Stripe Credit Card Reader RFID Contactless Smart Card Reader Writer Module

Stripe Credit Card Reader RFID Contactless Smart Card Reader Writer Module

US $ 27-30 / Piece FOB
100 Pieces (MOQ)
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Reader Classification : Single Interface
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Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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UHF RFID Senior Module Designed by High Performance Chip for Warehouse Management

UHF RFID Senior Module Designed by High Performance Chip for Warehouse Management

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
Contact Supplier
Audited Supplier
FOCUS RFID CO., LTD.

Shandong, China Since 2017
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Uart Serial Output Access Control 125kHz RFID Reader Module

Uart Serial Output Access Control 125kHz RFID Reader Module

US $ 5-26 / Piece FOB
1 Piece (MOQ)
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Application : Hospital, Library, Company, Bank, Store
Contact Supplier
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Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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Long Distance RFID Module R2000 E710 Chip UHF Reader Module

Long Distance RFID Module R2000 E710 Chip UHF Reader Module

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
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Manufacturer 125kHz Em4200 Chip RFID Reader Module with USB

Manufacturer 125kHz Em4200 Chip RFID Reader Module with USB

US $ 5-26 / Piece FOB
1 Piece (MOQ)
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Card Type : CPU, EM
Contact Supplier
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
Chat Now Send Inquiry
High-Volume Chinese Producer High Performance Long Range Reader M714 OEM UHF RFID Senior Module

High-Volume Chinese Producer High Performance Long Range Reader M714 OEM UHF RFID Senior Module

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
Contact Supplier
Audited Supplier
FOCUS RFID CO., LTD.

Shandong, China Since 2017
Chat Now Send Inquiry
13.56MHz RFID Reader Chip PCBA Embedded Module for Vending Machine

13.56MHz RFID Reader Chip PCBA Embedded Module for Vending Machine

US $ 7.9-32 / Piece FOB
1 Piece (MOQ)
More
Interface : USB, Serial Port
Contact Supplier
Audited Supplier
Shenzhen Tesike Electronic Co., Ltd.

Guangdong, China Since 2019
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