Product Overview: Part Name: Starter Relay Part Number: 4339339 Application: Controls the high current flow from battery to starter motor in Hitachi excavators, enabling smooth and efficient engine starting. Compatible Models: Excavators: EX100, EX120, EX150, EX200, EX220, EX270, EX300, EX330, EX400, EX450 Function: Acts as a switch that energizes the starter motor when ignition is activated. Ensures reliable cold starts and electrical efficiency. Condition: Brand New / OEM Standard Replacement Technical Specifications: Relay Type: Starter solenoid relay Voltage Rating: 12V / 24V compatible (model dependent) Material: Durable copper winding with heat-resistant plastic housing Connection Type: Multi-pin terminal connection Mounting Type: Bolt-on relay installation Weight: Approx. 0.25 kg Shipping: Ships globally | Delivery estimate: 3–7 business days