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TCA 440

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Discover TCA 440 product treasures from around the world with our guide to cross-border e-commerce. VKDN curates the latest and high-quality recommendations for your global shopping experience in TCA 440 products.

Showing 1–36 of 82 results

45% off
ESP32-DevKitC Core Board ESP32 Development Board Floor Boards May Be Mounted WROOM-32D / 32U WROVER Module ESP32-DevKitC Core Board ESP32 Development Board Floor Boards May Be Mounted WROOM-32D / 32U WROVER Module

ESP32-DevKitC Core Board ESP32 Development Board Floor Boards May Be Mounted WROOM-32D / 32U WROVER Module

$1.10$2.00

17 sold
13% off
SX1262 LoRa Module 32M High-Precision TCXO EBYTE E22-900M30S 868MHz 30dBm 12km IPEX Antenna SPI Interface Module Low Power SX1262 LoRa Module 32M High-Precision TCXO EBYTE E22-900M30S 868MHz 30dBm 12km IPEX Antenna SPI Interface Module Low Power

SX1262 LoRa Module 32M High-Precision TCXO EBYTE E22-900M30S 868MHz 30dBm 12km IPEX Antenna SPI Interface Module Low Power

$7.39$8.49

98 sold
Audio Wireless Module UART Ebyte E200-470A17S Integrates Transceiver Small Size Mobile Communication Transmission Module Audio Wireless Module UART Ebyte E200-470A17S Integrates Transceiver Small Size Mobile Communication Transmission Module

Audio Wireless Module UART Ebyte E200-470A17S Integrates Transceiver Small Size Mobile Communication Transmission Module

$5.39$5.39

1 sold
TTGO T-Energy T18-WiFi and Bluetooth Module 18650 Battery ESP32 WROVER Development Board TTGO T-Energy T18-WiFi and Bluetooth Module 18650 Battery ESP32 WROVER Development Board

TTGO T-Energy T18-WiFi and Bluetooth Module 18650 Battery ESP32 WROVER Development Board

$61.74$61.74

3 sold
USR-ES1 W5500 Ethernet Network Module Hardware SPI to LAN/ Ethernet TCP / IP 51 / STM32 Microcontroller Program Over W5100 USR-ES1 W5500 Ethernet Network Module Hardware SPI to LAN/ Ethernet TCP / IP 51 / STM32 Microcontroller Program Over W5100

USR-ES1 W5500 Ethernet Network Module Hardware SPI to LAN/ Ethernet TCP / IP 51 / STM32 Microcontroller Program Over W5100

$4.09$4.09

29 sold
TTL Serial to Ethernet Module Modbus TCP to RTU IoT Support MQTT Protocol EBYTE NE2-S1 2 Ways Sockets SMD Module RJ45 Low Power TTL Serial to Ethernet Module Modbus TCP to RTU IoT Support MQTT Protocol EBYTE NE2-S1 2 Ways Sockets SMD Module RJ45 Low Power

TTL Serial to Ethernet Module Modbus TCP to RTU IoT Support MQTT Protocol EBYTE NE2-S1 2 Ways Sockets SMD Module RJ45 Low Power

$5.69$5.69

3 sold
Serial to Ethernet Module EBYTE NT1-B/NT1 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption Serial to Ethernet Module EBYTE NT1-B/NT1 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

Serial to Ethernet Module EBYTE NT1-B/NT1 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

$4.29$4.29

12 sold
1pcs TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16 new and original IC

1pcs TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16 new and original IC

$4.28$4.28

25% off
W5500 Chip USR-ES1 SPI to LAN Ethernet Network Module Converter TCP IP 51/STM32 SPI Interface Microcontroller Program over W5100 W5500 Chip USR-ES1 SPI to LAN Ethernet Network Module Converter TCP IP 51/STM32 SPI Interface Microcontroller Program over W5100

W5500 Chip USR-ES1 SPI to LAN Ethernet Network Module Converter TCP IP 51/STM32 SPI Interface Microcontroller Program over W5100

$1.80$2.40

23 sold
2pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock 2pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

2pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

$13.06$13.06

1pcs/lot TCA440 TCA 440 DIP-16 In Stock

1pcs/lot TCA440 TCA 440 DIP-16 In Stock

$6.91$6.91

23% off
1PCS WeMos D1 mini Pro - 16M bytes external antenna connector ESP8266 WIFI + Free antenna 1PCS WeMos D1 mini Pro - 16M bytes external antenna connector ESP8266 WIFI + Free antenna

1PCS WeMos D1 mini Pro - 16M bytes external antenna connector ESP8266 WIFI + Free antenna

$4.37$5.68

13 sold
ESP32 Development Board CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board ESP32 Development Board CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board

ESP32 Development Board CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board

$13.17$13.17

1932 sold
1PCS TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16

1PCS TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16

$5.98$5.98

ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board With 18650 Battery Holder ESP8266 ESP-WROOM-02 ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board With 18650 Battery Holder ESP8266 ESP-WROOM-02

ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board With 18650 Battery Holder ESP8266 ESP-WROOM-02

$5.92$5.92

235 sold
6% off
CH9121 Ethernet to RS485 RS232 Serial port transparent transmission module Support 10/100M, MDIX Line Auto-switching CH9121 Ethernet to RS485 RS232 Serial port transparent transmission module Support 10/100M, MDIX Line Auto-switching

CH9121 Ethernet to RS485 RS232 Serial port transparent transmission module Support 10/100M, MDIX Line Auto-switching

$14.91$15.99

47 sold
13% off
TTL Serial to Ethernet Network Port Module Serial to RJ45 EBYTE NE2-T1M NT1-M Modbus Gateway TCP to RTU IoT MQTT Communication TTL Serial to Ethernet Network Port Module Serial to RJ45 EBYTE NE2-T1M NT1-M Modbus Gateway TCP to RTU IoT MQTT Communication

TTL Serial to Ethernet Network Port Module Serial to RJ45 EBYTE NE2-T1M NT1-M Modbus Gateway TCP to RTU IoT MQTT Communication

$3.65$4.19

76 sold
29% off
10pcs/1pc Seeed Studio XIAO ESP32C3 BLE WIFI Wireless Development Board Module ESP32 ESP32-C3 Tiny MCU 4MB For Arduino ESP32C6 10pcs/1pc Seeed Studio XIAO ESP32C3 BLE WIFI Wireless Development Board Module ESP32 ESP32-C3 Tiny MCU 4MB For Arduino ESP32C6

10pcs/1pc Seeed Studio XIAO ESP32C3 BLE WIFI Wireless Development Board Module ESP32 ESP32-C3 Tiny MCU 4MB For Arduino ESP32C6

$3.14$4.42

273 sold
8% off
Keyestudio STEM Self-Balancing Robot Car Kit For Arduino Robot Compatible With The Bluetooth APP Control DIY Electronic Kit Keyestudio STEM Self-Balancing Robot Car Kit For Arduino Robot Compatible With The Bluetooth APP Control DIY Electronic Kit

Keyestudio STEM Self-Balancing Robot Car Kit For Arduino Robot Compatible With The Bluetooth APP Control DIY Electronic Kit

$68.08$74.00

2 sold
1-10PCS ESP32 Development Board TYPE-C CP2102/CH340C WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-WROOM-32 30/38Pin 1-10PCS ESP32 Development Board TYPE-C CP2102/CH340C WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-WROOM-32 30/38Pin

1-10PCS ESP32 Development Board TYPE-C CP2102/CH340C WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-WROOM-32 30/38Pin

$3.90$3.90

1305 sold
Conversion Module Analog 0-5V 0-10V 4-20mA to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules Conversion Module Analog 0-5V 0-10V 4-20mA to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules

Conversion Module Analog 0-5V 0-10V 4-20mA to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules

$26.91$26.91

36 sold
15% off
Ethernet Wireless Module NT1-B/NT1/EBT3001 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption Ethernet Wireless Module NT1-B/NT1/EBT3001 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

Ethernet Wireless Module NT1-B/NT1/EBT3001 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

$2.29$2.69

10 sold
13% off
LoRa Module USB Interface 230/400/900MHz COJXU E22-230/400/900T22U RSSI LBT 5KM 22dBm With Antenna DIP Module LoRa Module USB Interface 230/400/900MHz COJXU E22-230/400/900T22U RSSI LBT 5KM 22dBm With Antenna DIP Module

LoRa Module USB Interface 230/400/900MHz COJXU E22-230/400/900T22U RSSI LBT 5KM 22dBm With Antenna DIP Module

$8.25$9.48

57 sold
15% off
New 2Pcs-5Pcs TCA440 TCA-440 TCA 440 TCA44O DIP-16 New 2Pcs-5Pcs TCA440 TCA-440 TCA 440 TCA44O DIP-16

New 2Pcs-5Pcs TCA440 TCA-440 TCA 440 TCA44O DIP-16

$9.77$11.50

5% off
RS232 to UART TTL Serial Module 3V-5.5V ESD enhanced hardware flow control supported RS232 to UART TTL Serial Module 3V-5.5V ESD enhanced hardware flow control supported

RS232 to UART TTL Serial Module 3V-5.5V ESD enhanced hardware flow control supported

$3.70$3.90

6 sold
58% off
ESP32 Development Board TYPE-C/MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board 38PINS ESP32 Development Board TYPE-C/MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board 38PINS

ESP32 Development Board TYPE-C/MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board 38PINS

$49.11$116.92

4420 sold
30% off
RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial port server for PLC PTZ Camera RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial port server for PLC PTZ Camera

RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial port server for PLC PTZ Camera

$15.12$21.60

24 sold
6% off
ESP32 0.96 inch OLED WIFI Bluetooth Development Board with 18650 Battery Holder Screen Display Blue / White / Yellow Blue ESP32 0.96 inch OLED WIFI Bluetooth Development Board with 18650 Battery Holder Screen Display Blue / White / Yellow Blue

ESP32 0.96 inch OLED WIFI Bluetooth Development Board with 18650 Battery Holder Screen Display Blue / White / Yellow Blue

$97.30$104.31

1 sold
TTL To Rs232 Female/male Level Module Serial DB9 Port Module Level Mutual Conversion SP3232 Serial To TTL brush line Adapter TTL To Rs232 Female/male Level Module Serial DB9 Port Module Level Mutual Conversion SP3232 Serial To TTL brush line Adapter

TTL To Rs232 Female/male Level Module Serial DB9 Port Module Level Mutual Conversion SP3232 Serial To TTL brush line Adapter

$20.97$20.97

102 sold
10% off
New 2PCS/LOT TCA440 TCA-440 TCA 440 DIP-16

New 2PCS/LOT TCA440 TCA-440 TCA 440 DIP-16

$6.30$7.00

1-10PCS/ESP32 Development Board Type-C CP2102 WIFI Bluetooth Module Dual Core Wireless Module ESP-WROOM-32 Expansion Board 38Pin 1-10PCS/ESP32 Development Board Type-C CP2102 WIFI Bluetooth Module Dual Core Wireless Module ESP-WROOM-32 Expansion Board 38Pin

1-10PCS/ESP32 Development Board Type-C CP2102 WIFI Bluetooth Module Dual Core Wireless Module ESP-WROOM-32 Expansion Board 38Pin

$4.19$4.19

1486 sold
13% off
10 pcs/lot CC2530 Zigbee 2.4GHz Wireless Transmitter Receiver Zigbee Wireless Module For Smart Home EBYTE E18-MS1-PCB 10 pcs/lot CC2530 Zigbee 2.4GHz Wireless Transmitter Receiver Zigbee Wireless Module For Smart Home EBYTE E18-MS1-PCB

10 pcs/lot CC2530 Zigbee 2.4GHz Wireless Transmitter Receiver Zigbee Wireless Module For Smart Home EBYTE E18-MS1-PCB

$26.10$30.00

24 sold
38% off
2pcs/1pc RS232 to RS485 Bidirectional Converter Level Communication Protocol Serial Port Conversion Board Module 2pcs/1pc RS232 to RS485 Bidirectional Converter Level Communication Protocol Serial Port Conversion Board Module

2pcs/1pc RS232 to RS485 Bidirectional Converter Level Communication Protocol Serial Port Conversion Board Module

$2.87$4.63

31 sold
1pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock 1pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

1pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

$5.95$5.95

3% off
8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM 8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM

8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM

$54.48$56.46

10 sold
4% off
1pcs/lot TCA-440 TCA440 TCA 440

1pcs/lot TCA-440 TCA440 TCA 440

$5.76$6.02

2 sold
45% off
ESP32-DevKitC Core Board ESP32 Development Board Floor Boards May Be Mounted WROOM-32D / 32U WROVER Module ESP32-DevKitC Core Board ESP32 Development Board Floor Boards May Be Mounted WROOM-32D / 32U WROVER Module

ESP32-DevKitC Core Board ESP32 Development Board Floor Boards May Be Mounted WROOM-32D / 32U WROVER Module

$1.10 $2.00

17 sold

Categories: Electronic Components & Supplies, Active Components

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13% off
SX1262 LoRa Module 32M High-Precision TCXO EBYTE E22-900M30S 868MHz 30dBm 12km IPEX Antenna SPI Interface Module Low Power SX1262 LoRa Module 32M High-Precision TCXO EBYTE E22-900M30S 868MHz 30dBm 12km IPEX Antenna SPI Interface Module Low Power

SX1262 LoRa Module 32M High-Precision TCXO EBYTE E22-900M30S 868MHz 30dBm 12km IPEX Antenna SPI Interface Module Low Power

$7.39 $8.49

98 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
Audio Wireless Module UART Ebyte E200-470A17S Integrates Transceiver Small Size Mobile Communication Transmission Module Audio Wireless Module UART Ebyte E200-470A17S Integrates Transceiver Small Size Mobile Communication Transmission Module

Audio Wireless Module UART Ebyte E200-470A17S Integrates Transceiver Small Size Mobile Communication Transmission Module

$5.39 $5.39

1 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
TTGO T-Energy T18-WiFi and Bluetooth Module 18650 Battery ESP32 WROVER Development Board TTGO T-Energy T18-WiFi and Bluetooth Module 18650 Battery ESP32 WROVER Development Board

TTGO T-Energy T18-WiFi and Bluetooth Module 18650 Battery ESP32 WROVER Development Board

$61.74 $61.74

3 sold

Categories: Electronic Components & Supplies, Active Components

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USR-ES1 W5500 Ethernet Network Module Hardware SPI to LAN/ Ethernet TCP / IP 51 / STM32 Microcontroller Program Over W5100 USR-ES1 W5500 Ethernet Network Module Hardware SPI to LAN/ Ethernet TCP / IP 51 / STM32 Microcontroller Program Over W5100

USR-ES1 W5500 Ethernet Network Module Hardware SPI to LAN/ Ethernet TCP / IP 51 / STM32 Microcontroller Program Over W5100

$4.09 $4.09

29 sold

Categories: Electronic Components & Supplies, Active Components

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TTL Serial to Ethernet Module Modbus TCP to RTU IoT Support MQTT Protocol EBYTE NE2-S1 2 Ways Sockets SMD Module RJ45 Low Power TTL Serial to Ethernet Module Modbus TCP to RTU IoT Support MQTT Protocol EBYTE NE2-S1 2 Ways Sockets SMD Module RJ45 Low Power

TTL Serial to Ethernet Module Modbus TCP to RTU IoT Support MQTT Protocol EBYTE NE2-S1 2 Ways Sockets SMD Module RJ45 Low Power

$5.69 $5.69

3 sold

Categories: Electronic Components & Supplies, Active Components

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Serial to Ethernet Module EBYTE NT1-B/NT1 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption Serial to Ethernet Module EBYTE NT1-B/NT1 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

Serial to Ethernet Module EBYTE NT1-B/NT1 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

$4.29 $4.29

12 sold

Categories: Electronic Components & Supplies, Active Components

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1pcs TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16 new and original IC

1pcs TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16 new and original IC

$4.28 $4.28

Categories: Electronic Components & Supplies, Active Components

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25% off
W5500 Chip USR-ES1 SPI to LAN Ethernet Network Module Converter TCP IP 51/STM32 SPI Interface Microcontroller Program over W5100 W5500 Chip USR-ES1 SPI to LAN Ethernet Network Module Converter TCP IP 51/STM32 SPI Interface Microcontroller Program over W5100

W5500 Chip USR-ES1 SPI to LAN Ethernet Network Module Converter TCP IP 51/STM32 SPI Interface Microcontroller Program over W5100

$1.80 $2.40

23 sold

Categories: Electronic Components & Supplies, Active Components

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2pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock 2pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

2pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

$13.06 $13.06

Categories: Electronic Components & Supplies, Active Components

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1pcs/lot TCA440 TCA 440 DIP-16 In Stock

1pcs/lot TCA440 TCA 440 DIP-16 In Stock

$6.91 $6.91

Categories: Electronic Components & Supplies, Active Components

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23% off
1PCS WeMos D1 mini Pro - 16M bytes external antenna connector ESP8266 WIFI + Free antenna 1PCS WeMos D1 mini Pro - 16M bytes external antenna connector ESP8266 WIFI + Free antenna

1PCS WeMos D1 mini Pro - 16M bytes external antenna connector ESP8266 WIFI + Free antenna

$4.37 $5.68

13 sold

Categories: Electronic Components & Supplies, Active Components

Buy Now
ESP32 Development Board CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board ESP32 Development Board CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board

ESP32 Development Board CH340C WiFi+Bluetooth Ultra-Low Power Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board

$13.17 $13.17

1932 sold

Categories: Electronic Components & Supplies, Active Components

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1PCS TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16

1PCS TCA440 DIP16 TCA440N TCA-440 TCA 440 DIP-16

$5.98 $5.98

Categories: Electronic Components & Supplies, Active Components

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ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board With 18650 Battery Holder ESP8266 ESP-WROOM-02 ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board With 18650 Battery Holder ESP8266 ESP-WROOM-02

ESP32 ESP-32S Wireless WiFi & Bluetooth Development Board With 18650 Battery Holder ESP8266 ESP-WROOM-02

$5.92 $5.92

235 sold

Categories: Electronic Components & Supplies, Active Components

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6% off
CH9121 Ethernet to RS485 RS232 Serial port transparent transmission module Support 10/100M, MDIX Line Auto-switching CH9121 Ethernet to RS485 RS232 Serial port transparent transmission module Support 10/100M, MDIX Line Auto-switching

CH9121 Ethernet to RS485 RS232 Serial port transparent transmission module Support 10/100M, MDIX Line Auto-switching

$14.91 $15.99

47 sold

Categories: Electronic Components & Supplies, Active Components

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13% off
TTL Serial to Ethernet Network Port Module Serial to RJ45 EBYTE NE2-T1M NT1-M Modbus Gateway TCP to RTU IoT MQTT Communication TTL Serial to Ethernet Network Port Module Serial to RJ45 EBYTE NE2-T1M NT1-M Modbus Gateway TCP to RTU IoT MQTT Communication

TTL Serial to Ethernet Network Port Module Serial to RJ45 EBYTE NE2-T1M NT1-M Modbus Gateway TCP to RTU IoT MQTT Communication

$3.65 $4.19

76 sold

Categories: Electronic Components & Supplies, Active Components

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29% off
10pcs/1pc Seeed Studio XIAO ESP32C3 BLE WIFI Wireless Development Board Module ESP32 ESP32-C3 Tiny MCU 4MB For Arduino ESP32C6 10pcs/1pc Seeed Studio XIAO ESP32C3 BLE WIFI Wireless Development Board Module ESP32 ESP32-C3 Tiny MCU 4MB For Arduino ESP32C6

10pcs/1pc Seeed Studio XIAO ESP32C3 BLE WIFI Wireless Development Board Module ESP32 ESP32-C3 Tiny MCU 4MB For Arduino ESP32C6

$3.14 $4.42

273 sold

Categories: Electronic Components & Supplies, Active Components

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8% off
Keyestudio STEM Self-Balancing Robot Car Kit For Arduino Robot Compatible With The Bluetooth APP Control DIY Electronic Kit Keyestudio STEM Self-Balancing Robot Car Kit For Arduino Robot Compatible With The Bluetooth APP Control DIY Electronic Kit

Keyestudio STEM Self-Balancing Robot Car Kit For Arduino Robot Compatible With The Bluetooth APP Control DIY Electronic Kit

$68.08 $74.00

2 sold

Categories: Electronic Components & Supplies, Active Components

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1-10PCS ESP32 Development Board TYPE-C CP2102/CH340C WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-WROOM-32 30/38Pin 1-10PCS ESP32 Development Board TYPE-C CP2102/CH340C WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-WROOM-32 30/38Pin

1-10PCS ESP32 Development Board TYPE-C CP2102/CH340C WiFi+Bluetooth Ultra-Low Power Consumption Dual Core ESP-WROOM-32 30/38Pin

$3.90 $3.90

1305 sold

Categories: Electronic Components & Supplies, Active Components

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Conversion Module Analog 0-5V 0-10V 4-20mA to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules Conversion Module Analog 0-5V 0-10V 4-20mA to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules

Conversion Module Analog 0-5V 0-10V 4-20mA to RS485 Modbus RTU Protocol 2 4 8 Channel Digital RS485 Transform Modules

$26.91 $26.91

36 sold

Categories: Electronic Components & Supplies, Active Components

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15% off
Ethernet Wireless Module NT1-B/NT1/EBT3001 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption Ethernet Wireless Module NT1-B/NT1/EBT3001 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

Ethernet Wireless Module NT1-B/NT1/EBT3001 TTL Level to RJ45 Ethernet Modbus Gateway MQTT Dynamic IP Low Power Consumption

$2.29 $2.69

10 sold

Categories: Electronic Components & Supplies, Active Components

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13% off
LoRa Module USB Interface 230/400/900MHz COJXU E22-230/400/900T22U RSSI LBT 5KM 22dBm With Antenna DIP Module LoRa Module USB Interface 230/400/900MHz COJXU E22-230/400/900T22U RSSI LBT 5KM 22dBm With Antenna DIP Module

LoRa Module USB Interface 230/400/900MHz COJXU E22-230/400/900T22U RSSI LBT 5KM 22dBm With Antenna DIP Module

$8.25 $9.48

57 sold

Categories: Electronic Components & Supplies, Active Components

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15% off
New 2Pcs-5Pcs TCA440 TCA-440 TCA 440 TCA44O DIP-16 New 2Pcs-5Pcs TCA440 TCA-440 TCA 440 TCA44O DIP-16

New 2Pcs-5Pcs TCA440 TCA-440 TCA 440 TCA44O DIP-16

$9.77 $11.50

Categories: Electronic Components & Supplies, Active Components

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5% off
RS232 to UART TTL Serial Module 3V-5.5V ESD enhanced hardware flow control supported RS232 to UART TTL Serial Module 3V-5.5V ESD enhanced hardware flow control supported

RS232 to UART TTL Serial Module 3V-5.5V ESD enhanced hardware flow control supported

$3.70 $3.90

6 sold

Categories: Electronic Components & Supplies, Active Components

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58% off
ESP32 Development Board TYPE-C/MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board 38PINS ESP32 Development Board TYPE-C/MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board 38PINS

ESP32 Development Board TYPE-C/MICRO USB CP2102 WiFi+Bluetooth Dual Core ESP32-DevKitC-32 ESP-WROOM-32 Expansion Board 38PINS

$49.11 $116.92

4420 sold

Categories: Electronic Components & Supplies, Active Components

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30% off
RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial port server for PLC PTZ Camera RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial port server for PLC PTZ Camera

RS485 Modbus RTU TCP to Ethernet Network UDP TCP Client Server MQTT Converter Serial port server for PLC PTZ Camera

$15.12 $21.60

24 sold

Categories: Electronic Components & Supplies, Active Components

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6% off
ESP32 0.96 inch OLED WIFI Bluetooth Development Board with 18650 Battery Holder Screen Display Blue / White / Yellow Blue ESP32 0.96 inch OLED WIFI Bluetooth Development Board with 18650 Battery Holder Screen Display Blue / White / Yellow Blue

ESP32 0.96 inch OLED WIFI Bluetooth Development Board with 18650 Battery Holder Screen Display Blue / White / Yellow Blue

$97.30 $104.31

1 sold

Categories: Electronic Components & Supplies, Active Components

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TTL To Rs232 Female/male Level Module Serial DB9 Port Module Level Mutual Conversion SP3232 Serial To TTL brush line Adapter TTL To Rs232 Female/male Level Module Serial DB9 Port Module Level Mutual Conversion SP3232 Serial To TTL brush line Adapter

TTL To Rs232 Female/male Level Module Serial DB9 Port Module Level Mutual Conversion SP3232 Serial To TTL brush line Adapter

$20.97 $20.97

102 sold

Categories: Electronic Components & Supplies, Active Components

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10% off
New 2PCS/LOT TCA440 TCA-440 TCA 440 DIP-16

New 2PCS/LOT TCA440 TCA-440 TCA 440 DIP-16

$6.30 $7.00

Categories: Electronic Components & Supplies, Active Components

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1-10PCS/ESP32 Development Board Type-C CP2102 WIFI Bluetooth Module Dual Core Wireless Module ESP-WROOM-32 Expansion Board 38Pin 1-10PCS/ESP32 Development Board Type-C CP2102 WIFI Bluetooth Module Dual Core Wireless Module ESP-WROOM-32 Expansion Board 38Pin

1-10PCS/ESP32 Development Board Type-C CP2102 WIFI Bluetooth Module Dual Core Wireless Module ESP-WROOM-32 Expansion Board 38Pin

$4.19 $4.19

1486 sold

Categories: Electronic Components & Supplies, Active Components

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13% off
10 pcs/lot CC2530 Zigbee 2.4GHz Wireless Transmitter Receiver Zigbee Wireless Module For Smart Home EBYTE E18-MS1-PCB 10 pcs/lot CC2530 Zigbee 2.4GHz Wireless Transmitter Receiver Zigbee Wireless Module For Smart Home EBYTE E18-MS1-PCB

10 pcs/lot CC2530 Zigbee 2.4GHz Wireless Transmitter Receiver Zigbee Wireless Module For Smart Home EBYTE E18-MS1-PCB

$26.10 $30.00

24 sold

Categories: Electronic Components & Supplies, Active Components

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38% off
2pcs/1pc RS232 to RS485 Bidirectional Converter Level Communication Protocol Serial Port Conversion Board Module 2pcs/1pc RS232 to RS485 Bidirectional Converter Level Communication Protocol Serial Port Conversion Board Module

2pcs/1pc RS232 to RS485 Bidirectional Converter Level Communication Protocol Serial Port Conversion Board Module

$2.87 $4.63

31 sold

Categories: Electronic Components & Supplies, Active Components

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1pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock 1pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

1pcs/lot TCA440 TCA-440 TCA 440 DIP-16 In Stock

$5.95 $5.95

Categories: Electronic Components & Supplies, Active Components

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3% off
8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM 8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM

8 DS18B20 temperature acquisition module / RS485 MODBUS RTU communication replace WP3066ADAM

$54.48 $56.46

10 sold

Categories: Electronic Components & Supplies, Active Components

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4% off
1pcs/lot TCA-440 TCA440 TCA 440

1pcs/lot TCA-440 TCA440 TCA 440

$5.76 $6.02

2 sold

Categories: Electronic Components & Supplies, Active Components

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