4CH RS485 Relay Switch Module UART Modbus RTU AT for PTZ PLC Smart home
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Product specifications
- Brand Name: eletechsup
- Certification: NONE
- Origin: CN(Origin)
- Theory: Voltage Relay
- is_customized: Yes
- Contact Load: High Power
- Voltage: 12V
- Protect Feature: Sealed
- Power Source: DC
- Usage: General Purpose
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