Products list direct from CN

Shenzhen Qinda Electronics Co., Ltd.

4DO 2DI 3AI RS485 Modbus RTU Multifunction Relay Module PLC IO Expanding Board 4-20MA 0-10V Current Voltage Collector

$9.30-10.21

Min. order 5 pieces

8ch RS485 to PWM Output Darlington Transistor Driver Module Multifunctional DO Board for Multilayer Signal Lights Warning

$3.71-4.27

Min. order 10 pieces

8ch 4-20MA/0-10V Current Voltage ADC Collector Read Capture Module RS485 MODBUS RTU PLC Board

$13.71-14.86

Min. order 2 pieces

Large Capacity Multipurpose Mini Portable UPS Backup Power Adapter Emergency Power Supply for WiFi Router 5V 9V 12V 15V 2V

$8-8.33

Min. order 5 pieces