Control Panel 9131578 - SINOCMP EPC EC Controller for Hitachi EX120-3 Engine Controller Parts, Same 4 Plug on 2 Sides, with Program, 1 Year Warranty PART NUMBER: 9131578, works for Hitachi EX120-3 excavator parts NOTE: Engine controller has a 4 plug on 2 sides, please make sure that. FAST DELIVERY: Controller 9131578 will be shipped from China in 1-3 days by DHL/UPS/FEDEX/TNT and 3-6 days may arrive. EASY INSTALLATION: The controller is program installed can be used directly. SATISFACTION WARRANTY: We offer excavator controller repair service or exchange service for free in 1 year warranty.