CommFront SPD-485-1 RS485 Surge Protector DIN Rail Modbus PLC 2-Wire SCADA BMS CommFront SPD-485-1 industrial 2-wire RS485 surge protector for PLC, Modbus & automation networks. CommFront SPD-485-1. SCADA systems. Modbus RTU systems. Industrial-grade passive RS485 surge protector. byJuly 5, 2026
