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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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Character Display Module Serial RS232 Module LCD 1602

Character Display Module Serial RS232 Module LCD 1602

US $ 3.2-3.4 / Piece FOB
1 Piece (MOQ)
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Shenzhen Yu Xiang Photoelectric Technology Co., Ltd.

Guangdong, China
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10 Inch LCD 1000 Nits Pixel TFT Display Module Support RS232 RS485 Ttl USB Serial Port

10 Inch LCD 1000 Nits Pixel TFT Display Module Support RS232 RS485 Ttl USB Serial Port

1 Piece (MOQ)
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Shenzhen Shining Star Electronic Co., Ltd.

Guangdong, China
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Amsamotion Eth-Cp-2p Ethernet Extension Programming Module Serial RS232 Converter Suitable for Omron Cp1e Cp1l Cp1h Series PLC

Amsamotion Eth-Cp-2p Ethernet Extension Programming Module Serial RS232 Converter Suitable for Omron Cp1e Cp1l Cp1h Series PLC

US $ 115-117 / Piece FOB
1 Piece (MOQ)
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Dongguan Ailisen Trading Co., Ltd

Guangdong, China
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RS232 Serial Camera Module with IR Function IR JPEG Camera Module

RS232 Serial Camera Module with IR Function IR JPEG Camera Module

US $ 17 / Piece FOB
100 Pieces (MOQ)
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Shenzhen Lianchao Future Technology Co., Ltd

Guangdong, China
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Odot Compact CT-5321 Io Module Solution Serial Port Communication Sub-Module RS232 RS485 RS422 Either Serial Port Modbus RTU

Odot Compact CT-5321 Io Module Solution Serial Port Communication Sub-Module RS232 RS485 RS422 Either Serial Port Modbus RTU

US $ 79.56-119.51 / Piece FOB
1 Piece (MOQ)
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Sichuan Odot Automation System Co., Ltd.

Sichuan, China
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CH340g RS232 Update USB to Ttl Converter Module Uart Serial

CH340g RS232 Update USB to Ttl Converter Module Uart Serial

US $ 1.66-1.88 / Piece FOB
10 Pieces (MOQ)
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Shenzhen Wonder-Chip Electronics Company Limited

Guangdong, China
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720p 1080P RS232 Ttl Serial Interface Camera Module for Security Cameras Doorbell

720p 1080P RS232 Ttl Serial Interface Camera Module for Security Cameras Doorbell

US $ 12-15 / Piece FOB
2 Pieces (MOQ)
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Shenzhen Ziyangxing Technology Co., Ltd

Guangdong, China
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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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Shenzhen Tianhehuijin Tech Ltd

Guangdong, China
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720p RS232 Serial Interface Camera Module for Security Cameras Doorbell Fish Hospital

720p RS232 Serial Interface Camera Module for Security Cameras Doorbell Fish Hospital

US $ 12-15 / Piece FOB
2 Pieces (MOQ)
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Shenzhen Ziyangxing Technology Co., Ltd

Guangdong, China
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Firstrate FST100-300 Reliable DTU Communication Module

Firstrate FST100-300 Reliable DTU Communication Module

US $ 40-65 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Hunan Firstrate Sensor Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2015
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Access Control System RFID Card Reader/Writer Module

Access Control System RFID Card Reader/Writer Module

US $ 27-32 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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Access Control System Public Transportation RFID Module

Access Control System Public Transportation RFID Module

US $ 27-32 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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Advanced Modbus RTU to TCP Ethernet Converter Module

Advanced Modbus RTU to TCP Ethernet Converter Module

US $ 30.98-31.98 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Contactless 13.56 MHz Embedded RFID Smart Split Card Reader Module

Contactless 13.56 MHz Embedded RFID Smart Split Card Reader Module

US $ 27-30 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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Embedded RFID Card Reader Writer Module

Embedded RFID Card Reader Writer Module

US $ 27-32 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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Kiosk Embedded RFID Card Reader/Writer Module

Kiosk Embedded RFID Card Reader/Writer Module

US $ 27-32 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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Single Frequency 13.56MHz Embedded RFID Smart Card Reader Writer Module

Single Frequency 13.56MHz Embedded RFID Smart Card Reader Writer Module

US $ 27-30 / Piece FOB
100 Pieces (MOQ)
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Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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Factory Source Laser Distance Module with Usart RS232 RS485 Communication Interfaces

Factory Source Laser Distance Module with Usart RS232 RS485 Communication Interfaces

US $ 54-59 / Piece FOB
5 Pieces (MOQ)
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Jinan Azure International Trade Co., Ltd.

Shandong, China Since 2026
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125kHz RFID Reader Module Rdm630 Rdm6300

125kHz RFID Reader Module Rdm630 Rdm6300

US $ 5.5-13 / Piece FOB
1 Piece (MOQ)
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Shenzhen Rami Electronics Co., Ltd.

Guangdong, China
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PTC2m0 Serial Camera Module Ttl Uart RS232 RS485

PTC2m0 Serial Camera Module Ttl Uart RS232 RS485

US $ 24-25 / Piece FOB
1 Piece (MOQ)
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Guangzhou Putal Communication Technology Co., Ltd.

Guangdong, China
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Advanced Modbus RTU to WiFi Converter Module for RS232/485

Advanced Modbus RTU to WiFi Converter Module for RS232/485

US $ 10.98-12.98 / Piece FOB
2 Pieces (MOQ)
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Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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Firstrate FST100-300 Reliable DTU Communication Module

Firstrate FST100-300 Reliable DTU Communication Module

US $ 40-65 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Hunan Firstrate Sensor Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2015
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Customizable Ptfs Laser Distance Module with RS232 RS485 and Wide Voltage 3.3-5V

Customizable Ptfs Laser Distance Module with RS232 RS485 and Wide Voltage 3.3-5V

US $ 82-95 / Piece FOB
5 Pieces (MOQ)
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Jinan Azure International Trade Co., Ltd.

Shandong, China Since 2026
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About Rs232 Serial Module FAQ
  • QWhat are the common technologies used in access control card readers?

    Discover the perfect addition to your Access Control Card Reader with our Rs232 Serial Module.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.

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

    Discover the perfect Access Control Card Reader addition with our Rs232 Serial Module.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.

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

    Discover the perfect addition to your Access Control Card Reader with our Rs232 Serial Module.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.

Bently Nevada 330980-50-05 330980-50-00 330980-50-CN 330980-50-RU 330930-060-02-CN 330930-045-03-05 PROXIMITY TRANSDUCER MODULE PROXIMITOR

Bently Nevada 330980-50-05 330980-50-00 330980-50-CN 330980-50-RU 330930-060-02-CN 330930-045-03-05 PROXIMITY TRANSDUCER MODULE PROXIMITOR

US $ 1-10,000 / Piece FOB
1 Piece (MOQ)
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Audited Supplier
Amikon Limited

Fujian, China Since 2024
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Access Control System RFID Card Reader Module

Access Control System RFID Card Reader Module

US $ 27-32 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen rCloud Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2023
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RS485 Isolated Repeater Sensor Signal Module Supports 255 RS485 Devices Amplifier Module

RS485 Isolated Repeater Sensor Signal Module Supports 255 RS485 Devices Amplifier Module

US $ 22.5-22.99 / Piece FOB
2 Pieces (MOQ)
Contact Supplier
Audited Supplier
Shenzhen Weijunrui Technology Co.,Ltd

Guangdong, China Since 2025
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with Transceiver Indicator Flash Board Serial Port RS232 to Ttl Module

with Transceiver Indicator Flash Board Serial Port RS232 to Ttl Module

US $ 0.34 / Piece FOB
10 Pieces (MOQ)
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Shenzhen Foing Industrial Co., Ltd.

Guangdong, China
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ISO-7816 USB Floppy IC Chip Smart Card Reader Module with Free Sdk (MCR3521-M)

ISO-7816 USB Floppy IC Chip Smart Card Reader Module with Free Sdk (MCR3521-M)

US $ 10-14 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Shenzhen HCC Technology Co., Ltd.

Guangdong, China Since 2009
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Serial to Ethernet Converter Modules Ethernet Uart Modules Usr-TCP232-T2

Serial to Ethernet Converter Modules Ethernet Uart Modules Usr-TCP232-T2

US $ 10-11 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Jinan USR IOT Technology Limited

Shandong, China
Chat Now Send Inquiry
Usr-W630 1-Port RS232/485 WiFi to Serial Converters Modules

Usr-W630 1-Port RS232/485 WiFi to Serial Converters Modules

US $ 56 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Jinan USR IOT Technology Limited

Shandong, China
Chat Now Send Inquiry
Industrial Serial Port Server RS232/485/422-Eth to Ethernet Port Communication Module

Industrial Serial Port Server RS232/485/422-Eth to Ethernet Port Communication Module

US $ 42.83-44.66 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Dongguan Ailisen Trading Co., Ltd

Guangdong, China
Chat Now Send Inquiry
Firstrate FST100-300 DTU Module for Efficient Data Transfer

Firstrate FST100-300 DTU Module for Efficient Data Transfer

US $ 40-65 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Audited Supplier
Hunan Firstrate Sensor Co., Ltd.

Manufacturer/Factory & Trading Company

Hunan, China Since 2015
Chat Now Send Inquiry
China Wholesale Access Reader Module with Wg26/34, RS232, RS485

China Wholesale Access Reader Module with Wg26/34, RS232, RS485

US $ 5.5-13 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Shenzhen Rami Electronics Co., Ltd.

Guangdong, China
Chat Now Send Inquiry
RS232 Uart to WiFi Router Module Hlk-RM04 with Rt5350 Chipset Serial to Ethernet Module

RS232 Uart to WiFi Router Module Hlk-RM04 with Rt5350 Chipset Serial to Ethernet Module

US $ 11.03-11.43 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Shenzhen Hi-Link Electronic Co., Ltd.

Guangdong, China
Chat Now Send Inquiry
Best Quality Factory Price Hf RFID Reader Module

Best Quality Factory Price Hf RFID Reader Module

US $ 5.5-13 / Piece FOB
1 Piece (MOQ)
Contact Supplier
Shenzhen Rami Electronics Co., Ltd.

Guangdong, China
Chat Now Send Inquiry
RS232/RS485 RFID Module, Multi Protocol Reader Writer, Access Control Card Reader Module

RS232/RS485 RFID Module, Multi Protocol Reader Writer, Access Control Card Reader Module

1 Piece (MOQ)
Contact Supplier
Shenzhen Chikek Intelligent Tech Co., Ltd

Guangdong, China
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