8-Channel Modbus RTU Relay Module (E) with RS-485 Interface Brand_CamdenBoss js 2 has 4 contacts

js 2 has 4 contacts on the rear

It's up to you to learn the warning signs

We have a basic getting-started tutorial here

Comes fully-assembled and ready to use

Module dimensions: 35 x 24 mm

8-Channel Modbus RTU Relay Module (E) with RS-485 Interface Brand_CamdenBoss js 2 has 4 contactsThis 8 channel relay module (E) is controlled via RS 485 using the Modbus RTU protocol. Its housed in a DIN rail mountable ABS enclosure and is designed for demanding control environments where reliable high current switching and communication stability are essential. Each channel supports a contact rating of up to 30A at 250V AC or 28V DC. Onboard screw terminals with protective covers simplify wiring for heavy duty applications. The module also