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80% off
USB to 485 Serial Port Converter Communication Module CH340 PLC Serial Port IO Module USB to 485 Serial Port Converter Communication Module CH340 PLC Serial Port IO Module

USB to 485 Serial Port Converter Communication Module CH340 PLC Serial Port IO Module

$25.07$129.10

32 sold
70% off
diiymore ESP-M1 ESP8285 Serial Port WIFI Module Wireless Transmission Module with 2.4G Antenna diiymore ESP-M1 ESP8285 Serial Port WIFI Module Wireless Transmission Module with 2.4G Antenna

diiymore ESP-M1 ESP8285 Serial Port WIFI Module Wireless Transmission Module with 2.4G Antenna

$25.67$85.56

1 sold
69% off
TYPE-C USB to TTL Serial Port CH340N Module CH340 DC 5V/3.3V Upgrade MCU Download Brush Line TYPE-C USB to TTL Serial Port CH340N Module CH340 DC 5V/3.3V Upgrade MCU Download Brush Line

TYPE-C USB to TTL Serial Port CH340N Module CH340 DC 5V/3.3V Upgrade MCU Download Brush Line

$18.07$58.29

100 sold
44% off
CJMCU CP2102 Type-C MICRO USB To UART TTL Module 6Pin Serial Converter UART STC Replace FT232 CJMCU CP2102 Type-C MICRO USB To UART TTL Module 6Pin Serial Converter UART STC Replace FT232

CJMCU CP2102 Type-C MICRO USB To UART TTL Module 6Pin Serial Converter UART STC Replace FT232

$0.99$1.79

534 sold
88% off
DFPlayer Mini MP3 Player Module TF Card U Disk Mini MP3 DF Player Audio Voice Module IO/Serial Port/AD MP3-TF-16P for Arduino DFPlayer Mini MP3 Player Module TF Card U Disk Mini MP3 DF Player Audio Voice Module IO/Serial Port/AD MP3-TF-16P for Arduino

DFPlayer Mini MP3 Player Module TF Card U Disk Mini MP3 DF Player Audio Voice Module IO/Serial Port/AD MP3-TF-16P for Arduino

$7.17$62.64

866 sold
88% off
9pin Solderless Connectors DB9 RS232 Serial to Terminal Female Male Adapter Connector Breakout Board 9pin Solderless Connectors DB9 RS232 Serial to Terminal Female Male Adapter Connector Breakout Board

9pin Solderless Connectors DB9 RS232 Serial to Terminal Female Male Adapter Connector Breakout Board

$7.06$61.87

235 sold
75% off
USB to TTL converter UART free driver TypeC module USB to multi-channel serial port download CH343G USB to TTL converter UART free driver TypeC module USB to multi-channel serial port download CH343G

USB to TTL converter UART free driver TypeC module USB to multi-channel serial port download CH343G

$41.72$173.05

124 sold
18% off
1-12PCS TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V 1-12PCS TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

1-12PCS TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

$7.14$8.79

62 sold
84% off
ESP32 Auto Downloader ESP8266 Burner USB to Serial Burner Module USB to TTL Module ESP32 Auto Downloader ESP8266 Burner USB to Serial Burner Module USB to TTL Module

ESP32 Auto Downloader ESP8266 Burner USB to Serial Burner Module USB to TTL Module

$14.05$89.38

74 sold
61% off
Original 1M CH340G CH340 USB to TTL Serial Download Cable Convert Wire Adapter Compatible Win 7/8/10 for Arduino Raspberry Pi Original 1M CH340G CH340 USB to TTL Serial Download Cable Convert Wire Adapter Compatible Win 7/8/10 for Arduino Raspberry Pi

Original 1M CH340G CH340 USB to TTL Serial Download Cable Convert Wire Adapter Compatible Win 7/8/10 for Arduino Raspberry Pi

$0.99$2.54

59 sold
32% off
RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW

RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW

$29.00$42.66

39 sold
69% off
USB 2.0 to RS232 Serial DB9 9 Pin Adapter Converter USB 2.0 to RS232 Serial DB9 9 Pin Adapter Converter

USB 2.0 to RS232 Serial DB9 9 Pin Adapter Converter

$26.26$84.70

3 sold
Android Type-C To Serial 232 Phone USB To TTL MAC OSX CH340 FT232 OTG Cable Android Type-C To Serial 232 Phone USB To TTL MAC OSX CH340 FT232 OTG Cable

Android Type-C To Serial 232 Phone USB To TTL MAC OSX CH340 FT232 OTG Cable

$3.03$3.03

14 sold
86% off
1pc HM-10 transparent serial port Bluetooth 4.0 module with logic level translator 1pc HM-10 transparent serial port Bluetooth 4.0 module with logic level translator

1pc HM-10 transparent serial port Bluetooth 4.0 module with logic level translator

$11.89$85.18

87 sold
84% off
Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino

Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino

$12.96$85.87

143 sold
20% off
RS232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Module RS232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Module

RS232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Module

$46.50$58.13

37 sold
78% off
WT32-ETH01 Embedded Ethernet Serial Port WiFi Module Wireless Network Part Board WT32-ETH01 Embedded Ethernet Serial Port WiFi Module Wireless Network Part Board

WT32-ETH01 Embedded Ethernet Serial Port WiFi Module Wireless Network Part Board

$28.93$137.40

28 sold
22% off
ESP-01 Upgraded version ESP-01S ESP8266 serial WIFI model Authenticity Guaranteed Internet of thing Wifi Model Board For Arduino ESP-01 Upgraded version ESP-01S ESP8266 serial WIFI model Authenticity Guaranteed Internet of thing Wifi Model Board For Arduino

ESP-01 Upgraded version ESP-01S ESP8266 serial WIFI model Authenticity Guaranteed Internet of thing Wifi Model Board For Arduino

$0.99$1.27

161 sold
68% off
WCH Linke Online Download Debugger Architecture MCU/SWD Interface 1 Serial Port to USB WCH Linke Online Download Debugger Architecture MCU/SWD Interface 1 Serial Port to USB

WCH Linke Online Download Debugger Architecture MCU/SWD Interface 1 Serial Port to USB

$31.64$98.89

6 sold
33% off
CP2102/CH9102 USB 2.0 to UART TTL 6/5PIN Connector Module Serial Converter STC Replace FT232 CH340 PL2303 CP2102 MICRO USB CP2102/CH9102 USB 2.0 to UART TTL 6/5PIN Connector Module Serial Converter STC Replace FT232 CH340 PL2303 CP2102 MICRO USB

CP2102/CH9102 USB 2.0 to UART TTL 6/5PIN Connector Module Serial Converter STC Replace FT232 CH340 PL2303 CP2102 MICRO USB

$0.99$1.49

32 sold
53% off
1/3/5pcs CP2102 module USB to TTL serial UART STC download cable PL2303 Super Brush line upgrade 1/3/5pcs CP2102 module USB to TTL serial UART STC download cable PL2303 Super Brush line upgrade

1/3/5pcs CP2102 module USB to TTL serial UART STC download cable PL2303 Super Brush line upgrade

$0.99$2.14

162 sold
80% off
USB to 485 Serial Port Converter Communication Module CH340 PLC Serial Port IO Module USB to 485 Serial Port Converter Communication Module CH340 PLC Serial Port IO Module

USB to 485 Serial Port Converter Communication Module CH340 PLC Serial Port IO Module

$25.07 $129.10

32 sold

Categories: Electronic Components & Supplies, Active Components

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70% off
diiymore ESP-M1 ESP8285 Serial Port WIFI Module Wireless Transmission Module with 2.4G Antenna diiymore ESP-M1 ESP8285 Serial Port WIFI Module Wireless Transmission Module with 2.4G Antenna

diiymore ESP-M1 ESP8285 Serial Port WIFI Module Wireless Transmission Module with 2.4G Antenna

$25.67 $85.56

1 sold

Categories: Electronic Components & Supplies, Active Components

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69% off
TYPE-C USB to TTL Serial Port CH340N Module CH340 DC 5V/3.3V Upgrade MCU Download Brush Line TYPE-C USB to TTL Serial Port CH340N Module CH340 DC 5V/3.3V Upgrade MCU Download Brush Line

TYPE-C USB to TTL Serial Port CH340N Module CH340 DC 5V/3.3V Upgrade MCU Download Brush Line

$18.07 $58.29

100 sold

Categories: Electronic Components & Supplies, Active Components

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44% off
CJMCU CP2102 Type-C MICRO USB To UART TTL Module 6Pin Serial Converter UART STC Replace FT232 CJMCU CP2102 Type-C MICRO USB To UART TTL Module 6Pin Serial Converter UART STC Replace FT232

CJMCU CP2102 Type-C MICRO USB To UART TTL Module 6Pin Serial Converter UART STC Replace FT232

$0.99 $1.79

534 sold

Categories: Electronic Components & Supplies, Active Components

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88% off
DFPlayer Mini MP3 Player Module TF Card U Disk Mini MP3 DF Player Audio Voice Module IO/Serial Port/AD MP3-TF-16P for Arduino DFPlayer Mini MP3 Player Module TF Card U Disk Mini MP3 DF Player Audio Voice Module IO/Serial Port/AD MP3-TF-16P for Arduino

DFPlayer Mini MP3 Player Module TF Card U Disk Mini MP3 DF Player Audio Voice Module IO/Serial Port/AD MP3-TF-16P for Arduino

$7.17 $62.64

866 sold

Categories: Electronic Components & Supplies, Active Components

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88% off
9pin Solderless Connectors DB9 RS232 Serial to Terminal Female Male Adapter Connector Breakout Board 9pin Solderless Connectors DB9 RS232 Serial to Terminal Female Male Adapter Connector Breakout Board

9pin Solderless Connectors DB9 RS232 Serial to Terminal Female Male Adapter Connector Breakout Board

$7.06 $61.87

235 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
75% off
USB to TTL converter UART free driver TypeC module USB to multi-channel serial port download CH343G USB to TTL converter UART free driver TypeC module USB to multi-channel serial port download CH343G

USB to TTL converter UART free driver TypeC module USB to multi-channel serial port download CH343G

$41.72 $173.05

124 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
18% off
1-12PCS TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V 1-12PCS TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

1-12PCS TTL To RS485 485 To Serial UART Level Mutual Conversion Hardware Automatic Control Power Supply Module 3.3V 5V

$7.14 $8.79

62 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
84% off
ESP32 Auto Downloader ESP8266 Burner USB to Serial Burner Module USB to TTL Module ESP32 Auto Downloader ESP8266 Burner USB to Serial Burner Module USB to TTL Module

ESP32 Auto Downloader ESP8266 Burner USB to Serial Burner Module USB to TTL Module

$14.05 $89.38

74 sold

Categories: Electronic Components & Supplies, Active Components

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61% off
Original 1M CH340G CH340 USB to TTL Serial Download Cable Convert Wire Adapter Compatible Win 7/8/10 for Arduino Raspberry Pi Original 1M CH340G CH340 USB to TTL Serial Download Cable Convert Wire Adapter Compatible Win 7/8/10 for Arduino Raspberry Pi

Original 1M CH340G CH340 USB to TTL Serial Download Cable Convert Wire Adapter Compatible Win 7/8/10 for Arduino Raspberry Pi

$0.99 $2.54

59 sold

Categories: Electronic Components & Supplies, Active Components

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32% off
RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW

RS-232 RS232 to RS-485 RS485 Interface Serial Adapter Converter NEW

$29.00 $42.66

39 sold

Categories: Electronic Components & Supplies, Active Components

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69% off
USB 2.0 to RS232 Serial DB9 9 Pin Adapter Converter USB 2.0 to RS232 Serial DB9 9 Pin Adapter Converter

USB 2.0 to RS232 Serial DB9 9 Pin Adapter Converter

$26.26 $84.70

3 sold

Categories: Electronic Components & Supplies, Active Components

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Android Type-C To Serial 232 Phone USB To TTL MAC OSX CH340 FT232 OTG Cable Android Type-C To Serial 232 Phone USB To TTL MAC OSX CH340 FT232 OTG Cable

Android Type-C To Serial 232 Phone USB To TTL MAC OSX CH340 FT232 OTG Cable

$3.03 $3.03

14 sold

Categories: Electronic Components & Supplies, Active Components

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86% off
1pc HM-10 transparent serial port Bluetooth 4.0 module with logic level translator 1pc HM-10 transparent serial port Bluetooth 4.0 module with logic level translator

1pc HM-10 transparent serial port Bluetooth 4.0 module with logic level translator

$11.89 $85.18

87 sold

Categories: Electronic Components & Supplies, Active Components

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84% off
Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino

Openlog Serial Data Logger Open Source Data Recorder Naze32 F3 Blackbox ATmega328 Support Micro SD Module For Arduino

$12.96 $85.87

143 sold

Categories: Electronic Components & Supplies, Active Components

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20% off
RS232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Module RS232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Module

RS232 Bluetooth Serial Adapter Board Communication Master Slave 2 Modes 5V Mini USB Bluetooth Serial Port Profile Module

$46.50 $58.13

37 sold

Categories: Electronic Components & Supplies, Active Components

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78% off
WT32-ETH01 Embedded Ethernet Serial Port WiFi Module Wireless Network Part Board WT32-ETH01 Embedded Ethernet Serial Port WiFi Module Wireless Network Part Board

WT32-ETH01 Embedded Ethernet Serial Port WiFi Module Wireless Network Part Board

$28.93 $137.40

28 sold

Categories: Electronic Components & Supplies, Active Components

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22% off
ESP-01 Upgraded version ESP-01S ESP8266 serial WIFI model Authenticity Guaranteed Internet of thing Wifi Model Board For Arduino ESP-01 Upgraded version ESP-01S ESP8266 serial WIFI model Authenticity Guaranteed Internet of thing Wifi Model Board For Arduino

ESP-01 Upgraded version ESP-01S ESP8266 serial WIFI model Authenticity Guaranteed Internet of thing Wifi Model Board For Arduino

$0.99 $1.27

161 sold

Categories: Electronic Components & Supplies, Active Components

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68% off
WCH Linke Online Download Debugger Architecture MCU/SWD Interface 1 Serial Port to USB WCH Linke Online Download Debugger Architecture MCU/SWD Interface 1 Serial Port to USB

WCH Linke Online Download Debugger Architecture MCU/SWD Interface 1 Serial Port to USB

$31.64 $98.89

6 sold

Categories: Electronic Components & Supplies, Active Components

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33% off
CP2102/CH9102 USB 2.0 to UART TTL 6/5PIN Connector Module Serial Converter STC Replace FT232 CH340 PL2303 CP2102 MICRO USB CP2102/CH9102 USB 2.0 to UART TTL 6/5PIN Connector Module Serial Converter STC Replace FT232 CH340 PL2303 CP2102 MICRO USB

CP2102/CH9102 USB 2.0 to UART TTL 6/5PIN Connector Module Serial Converter STC Replace FT232 CH340 PL2303 CP2102 MICRO USB

$0.99 $1.49

32 sold

Categories: Electronic Components & Supplies, Active Components

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53% off
1/3/5pcs CP2102 module USB to TTL serial UART STC download cable PL2303 Super Brush line upgrade 1/3/5pcs CP2102 module USB to TTL serial UART STC download cable PL2303 Super Brush line upgrade

1/3/5pcs CP2102 module USB to TTL serial UART STC download cable PL2303 Super Brush line upgrade

$0.99 $2.14

162 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now