Products list direct from CN

Shenzhen Xinlifa Electronics Co., Ltd.

DC-5V Power Supply 32 way Relay Module ESP32 Secondary Development Board

$20-21.67

Min. order 1 piece

DC 5V Power Supply ESP-12F 32ch Relay Module ESP8266 Development Board Secondary Development

$20.87-22.61

Min. order 1 piece

Upgraded 8CH USB Electronic Switch Input Output Relay Module PC PLC Server Industrial Computer IO Expansion Board DC 12V 24V

$18.30-20.50

Min. order 1 piece

ESP32 DevKit V1 30Pin DIN Rail Expansion Board - Multi-Voltage (5V/12V/24V) WiFi Smart Home LED Module for DIY Automation

$20.50-29.50

Min. order 10 pieces

PlC converter

4 Channel Optocoupler Isolation Board Voltage Converter Isolated Module PLC Signal Level Board NPN Output 1.8V 3.3V 5V 12V 24V

$2.70-2.90

Min. Order: 20 pieces

5 sold

DDIS24QC DC-DC Buck Converter for PLC RS485 IO Relay LED 15W DC 24V 36V 48V to 12V 5V 3.3V DIN Rail Isolated Power Supply Module

$6.59-7.16

Min. Order: 5 pieces

5PCS High-Speed Half-Duplex Transceiver Auto Master-Slave Networking Module RS485 to TTL RS232 R485A01 UART Converter

$1.70-1.89

Min. Order: 5 pieces

CTVIB01 0-5V/10V/24V to 4-20mA V/I Converter Module Range Adjustable Voltage DIN Rail Isolated Power Supply Module

$2.45

Min. Order: 5 pieces

DC 1-6V to 3V 3.3V 4.2V 5V DC-DC Auto Boost Buck Converter Module for ESP32 ESP8266 ND0603PC

$1.57-1.70

Min. Order: 30 pieces