AVR for 4KVA to 6.5KVA rated power generator driven by Gasoline Engine & Diesel Engine from 9HP, 11HP,13HP and 14HPCapacitor Size 450V 470-680uF, 5.5 inches / 140mm hole to hole on centerTotal 6 wires, 4 wires in one connector and 2 single wiresMaterial: ALUMINIUM Base cover..