Eastron SDM630-Modbus V3 IEC62053-21 Cl.1 3K6 energymeter din-rail 3PH-4W, 3PH-3W, 1PH-2W, 3x230(400)V, 0.5-10(100)A, 50/60Hz, backlighted LCD display, 2 pulse outputs, RS485 Modbus RTU, measures multiple parameters (no box, without accessories)