Shielded cable to connect any 1000 Series OptiMate unit to Modbus (RTU) with an RJ45 connector. Shielded cable to connect any 1000 Series OptiMate unit to Modbus (RTU) with an RJ45 connector.  Ref: OP-MCBL-1
Shielded cable to connect any 1000 Series OptiMate unit to Modbus (RTU) with an RJ45 connector. 2m (6.56 ft.) RS-232C cable, 15-pin D-shell male to RJ45 connector.